| Jun. 02 | Electoral Votes: Obama 276 McCain 238 Ties 24 |
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| Presidential polls today: | LA MA | |
| Dem pickups (vs. 2004): | CO IA NM OH | |
| GOP pickups (vs. 2004): | MI |
Complete polling data in .csv format. Data used to produce the map in .csv format.
| State | Democrat | Republican | End | Len | Dem | GOP | I | Pollster |
| Alabama | Barack Obama | John McCain | May 27 | 1 | 32% | 60% | Rasmussen | |
| Alabama | Barack Obama | John McCain | Apr 24 | 9 | 36% | 55% | Capital Survey | |
| Alabama | Barack Obama | John McCain | Apr 13 | 3 | 32% | 64% | SurveyUSA | |
| Alabama | Barack Obama | John McCain | Apr 02 | 1 | 37% | 55% | Rasmussen | |
| Alabama | Barack Obama | John McCain | Mar 27 | 4 | 30% | 57% | U. of South Alabama | |
| Alabama | Barack Obama | John McCain | Mar 16 | 3 | 35% | 62% | SurveyUSA | |
| Alabama | Barack Obama | John McCain | Feb 28 | 3 | 40% | 54% | SurveyUSA | |
| Alabama | Barack Obama | John McCain | Jan 17 | 2 | 29% | 63% | SurveyUSA | |
| Alabama | John Kerry | George Bush | Jan 01 | 1 | 37% | 63% | Election 2004 | |
| Alaska | Barack Obama | John McCain | May 14 | 1 | 41% | 50% | Rasmussen | |
| Alaska | Barack Obama | John McCain | May 14 | 3 | 42% | 49% | Research 2000 | |
| Alaska | Barack Obama | John McCain | Apr 07 | 1 | 43% | 48% | Rasmussen | |
| Alaska | Barack Obama | John McCain | Feb 28 | 3 | 43% | 48% | SurveyUSA | |
| Alaska | John Kerry | George Bush | Jan 01 | 1 | 35% | 62% | Election 2004 | |
| Arizona | Barack Obama | John McCain | May 20 | 9 | 39% | 50% | Rocky Mtn Poll | |
| Arizona | Barack Obama | John McCain | Apr 27 | 4 | 38% | 47% | Arizona State U. | |
| Arizona | Barack Obama | John McCain | Apr 15 | 1 | 37% | 57% | Rasmussen | |
| Arizona | Barack Obama | John McCain | Apr 08 | 10 | 33% | 55% | Northern Arizona U. | |
| Arizona | Barack Obama | John McCain | Feb 28 | 3 | 39% | 51% | SurveyUSA | |
| Arizona | Barack Obama | John McCain | Feb 24 | 4 | 38% | 49% | Arizona State U. | |
| Arizona | John Kerry | George Bush | Jan 01 | 1 | 45% | 55% | Election 2004 | |
| Arkansas | Barack Obama | John McCain | May 12 | 1 | 33% | 57% | Rasmussen | |
| Arkansas | Barack Obama | John McCain | Mar 18 | 1 | 30% | 59% | Rasmussen | |
| Arkansas | Barack Obama | John McCain | Mar 11 | 6 | 27% | 43% | Opinion Res. | |
| Arkansas | Barack Obama | John McCain | Feb 28 | 3 | 33% | 53% | SurveyUSA | |
| Arkansas | John Kerry | George Bush | Jan 01 | 1 | 45% | 54% | Election 2004 | |
| California | Barack Obama | John McCain | May 27 | 12 | 52% | 35% | Field Poll | |
| California | Barack Obama | John McCain | May 21 | 2 | 47% | 40% | LA Times | |
| California | Barack Obama | John McCain | May 20 | 1 | 52% | 38% | Rasmussen | |
| California | Barack Obama | John McCain | May 18 | 3 | 49% | 41% | SurveyUSA | |
| California | Barack Obama | John McCain | Apr 16 | 1 | 50% | 43% | Rasmussen | |
| California | Barack Obama | John McCain | Apr 13 | 3 | 50% | 43% | SurveyUSA | |
| California | Barack Obama | John McCain | Mar 16 | 3 | 54% | 40% | SurveyUSA | |
| California | Barack Obama | John McCain | Mar 18 | 8 | 49% | 40% | Public Policy Institute of California | |
| California | Barack Obama | John McCain | Mar 12 | 1 | 53% | 38% | Rasmussen | |
| California | Barack Obama | John McCain | Feb 28 | 3 | 51% | 40% | SurveyUSA | |
| California | Barack Obama | John McCain | Feb 17 | 3 | 61% | 34% | SurveyUSA | |
| California | John Kerry | George Bush | Jan 01 | 1 | 55% | 44% | Election 2004 | |
| Colorado | Barack Obama | John McCain | May 19 | 1 | 48% | 42% | Rasmussen | |
| Colorado | Barack Obama | John McCain | Apr 16 | 1 | 46% | 43% | Rasmussen | |
| Colorado | Barack Obama | John McCain | Mar 17 | 1 | 46% | 46% | Rasmussen | |
| Colorado | Barack Obama | John McCain | Feb 28 | 3 | 50% | 41% | SurveyUSA | |
| Colorado | John Kerry | George Bush | Jan 01 | 1 | 47% | 52% | Election 2004 | |
| Connecticut | Barack Obama | John McCain | Mar 24 | 6 | 52% | 35% | Quinnipiac U. | |
| Connecticut | Barack Obama | John McCain | Mar 11 | 1 | 50% | 38% | Rasmussen | |
| Connecticut | Barack Obama | John McCain | Feb 28 | 3 | 55% | 34% | SurveyUSA | |
| Connecticut | John Kerry | George Bush | Jan 01 | 1 | 54% | 44% | Election 2004 | |
| D.C. | John Kerry | George Bush | Jan 01 | 1 | 90% | 9% | Election 2004 | |
| Delaware | Barack Obama | John McCain | Feb 28 | 3 | 50% | 41% | SurveyUSA | |
| Delaware | John Kerry | George Bush | Jan 01 | 1 | 53% | 46% | Election 2004 | |
| Florida | Barack Obama | John McCain | May 19 | 1 | 40% | 50% | Rasmussen | |
| Florida | Barack Obama | John McCain | Apr 29 | 7 | 43% | 44% | Quinnipiac U. | |
| Florida | Barack Obama | John McCain | Apr 10 | 1 | 38% | 53% | Rasmussen | |
| Florida | Barack Obama | John McCain | Mar 31 | 8 | 37% | 46% | Quinnipiac U. | |
| Florida | Barack Obama | John McCain | Mar 12 | 1 | 43% | 47% | Rasmussen | |
| Florida | Barack Obama | John McCain | Feb 28 | 3 | 45% | 47% | SurveyUSA | |
| Florida | Barack Obama | John McCain | Feb 16 | 1 | 37% | 53% | Rasmussen | |
| Florida | John Kerry | George Bush | Jan 01 | 1 | 47% | 52% | Election 2004 | |
| Georgia | Barack Obama | John McCain | May 06 | 1 | 39% | 53% | Rasmussen | |
| Georgia | Barack Obama | John McCain | Mar 20 | 1 | 40% | 53% | Rasmussen | |
| Georgia | Barack Obama | John McCain | Feb 28 | 3 | 41% | 54% | SurveyUSA | |
| Georgia | John Kerry | George Bush | Jan 01 | 1 | 41% | 58% | Election 2004 | |
| Hawaii | Barack Obama | John McCain | Feb 28 | 3 | 61% | 31% | SurveyUSA | |
| Hawaii | John Kerry | George Bush | Jan 01 | 1 | 54% | 45% | Election 2004 | |
| Idaho | Barack Obama | John McCain | Feb 28 | 3 | 39% | 52% | SurveyUSA | |
| Idaho | John Kerry | George Bush | Jan 01 | 1 | 30% | 69% | Election 2004 | |
| Illinois | Barack Obama | John McCain | Feb 28 | 3 | 60% | 31% | SurveyUSA | |
| Illinois | John Kerry | George Bush | Jan 01 | 1 | 55% | 45% | Election 2004 | |
| Indiana | Barack Obama | John McCain | Apr 24 | 4 | 43% | 51% | Research 2000 | |
| Indiana | Barack Obama | John McCain | Apr 23 | 4 | 49% | 41% | Selzer | |
| Indiana | Barack Obama | John McCain | Apr 16 | 3 | 44% | 51% | IPFW U. | |
| Indiana | Barack Obama | John McCain | Feb 28 | 3 | 41% | 50% | SurveyUSA | |
| Indiana | Barack Obama | John McCain | Feb 04 | 2 | 40% | 50% | SurveyUSA | |
| Indiana | John Kerry | George Bush | Jan 01 | 1 | 39% | 60% | Election 2004 | |
| Iowa | Barack Obama | John McCain | May 22 | 2 | 47% | 38% | SurveyUSA | |
| Iowa | Barack Obama | John McCain | May 13 | 1 | 44% | 42% | Rasmussen | |
| Iowa | Barack Obama | John McCain | Apr 23 | 3 | 49% | 41% | Research 2000 | |
| Iowa | Barack Obama | John McCain | Apr 13 | 3 | 49% | 42% | SurveyUSA | |
| Iowa | Barack Obama | John McCain | Mar 31 | 1 | 46% | 42% | Rasmussen | |
| Iowa | Barack Obama | John McCain | Mar 16 | 3 | 50% | 44% | SurveyUSA | |
| Iowa | Barack Obama | John McCain | Feb 28 | 3 | 50% | 41% | SurveyUSA | |
| Iowa | Barack Obama | John McCain | Feb 18 | 1 | 44% | 41% | Rasmussen | |
| Iowa | Barack Obama | John McCain | Feb 17 | 3 | 51% | 41% | SurveyUSA | |
| Iowa | John Kerry | George Bush | Jan 01 | 1 | 49% | 50% | Election 2004 | |
| Kansas | Barack Obama | John McCain | May 18 | 3 | 39% | 49% | SurveyUSA | |
| Kansas | Barack Obama | John McCain | May 13 | 1 | 34% | 55% | Rasmussen | |
| Kansas | Barack Obama | John McCain | Apr 13 | 3 | 37% | 54% | SurveyUSA | |
| Kansas | Barack Obama | John McCain | Mar 16 | 3 | 39% | 51% | SurveyUSA | |
| Kansas | Barack Obama | John McCain | Feb 28 | 3 | 41% | 50% | SurveyUSA | |
| Kansas | Barack Obama | John McCain | Feb 17 | 3 | 44% | 50% | SurveyUSA | |
| Kansas | John Kerry | George Bush | Jan 01 | 1 | 37% | 62% | Election 2004 | |
| Kentucky | Barack Obama | John McCain | May 26 | 1 | 32% | 57% | Rasmussen | |
| Kentucky | Barack Obama | John McCain | May 09 | 3 | 33% | 58% | Research 2000 | |
| Kentucky | Barack Obama | John McCain | Apr 13 | 3 | 29% | 63% | SurveyUSA | |
| Kentucky | Barack Obama | John McCain | Mar 16 | 3 | 28% | 64% | SurveyUSA | |
| Kentucky | Barack Obama | John McCain | Feb 28 | 3 | 33% | 54% | SurveyUSA | |
| Kentucky | Barack Obama | John McCain | Feb 04 | 2 | 32% | 61% | SurveyUSA | |
| Kentucky | John Kerry | George Bush | Jan 01 | 1 | 40% | 60% | Election 2004 | |
| Louisiana | Barack Obama | John McCain | May 28 | 1 | 41% | 50% | Rasmussen | |
| Louisiana | Barack Obama | John McCain | Apr 09 | 1 | 41% | 52% | Rasmussen | |
| Louisiana | Barack Obama | John McCain | Apr 09 | 15 | 35% | 51% | Opinion Res. | |
| Louisiana | Barack Obama | John McCain | Feb 28 | 3 | 39% | 54% | SurveyUSA | |
| Louisiana | John Kerry | George Bush | Jan 01 | 1 | 42% | 57% | Election 2004 | |
| Maine | Barack Obama | John McCain | May 14 | 1 | 51% | 38% | Rasmussen | |
| Maine | Barack Obama | John McCain | Apr 01 | 1 | 49% | 39% | Rasmussen | |
| Maine | Barack Obama | John McCain | Feb 28 | 3 | 53% | 39% | SurveyUSA | |
| Maine | John Kerry | George Bush | Jan 01 | 1 | 53% | 45% | Election 2004 | |
| Maryland | Barack Obama | John McCain | Feb 28 | 3 | 53% | 40% | SurveyUSA | |
| Maryland | Barack Obama | John McCain | Mar 01 | 8 | 51% | 37% | Gonzales Res. | |
| Maryland | John Kerry | George Bush | Jan 01 | 1 | 56% | 43% | Election 2004 | |
| Massachusetts | Barack Obama | John McCain | May 29 | 1 | 51% | 38% | Rasmussen | |
| Massachusetts | Barack Obama | John McCain | Apr 23 | 1 | 51% | 39% | Rasmussen | |
| Massachusetts | Barack Obama | John McCain | Apr 13 | 3 | 48% | 46% | SurveyUSA | |
| Massachusetts | Barack Obama | John McCain | Mar 18 | 1 | 49% | 42% | Rasmussen | |
| Massachusetts | Barack Obama | John McCain | Mar 16 | 3 | 47% | 47% | SurveyUSA | |
| Massachusetts | Barack Obama | John McCain | Feb 28 | 3 | 49% | 42% | SurveyUSA | |
| Massachusetts | Barack Obama | John McCain | Feb 17 | 3 | 48% | 46% | SurveyUSA | |
| Massachusetts | John Kerry | George Bush | Jan 01 | 1 | 62% | 37% | Election 2004 | |
| Michigan | Barack Obama | John McCain | May 28 | 2 | 37% | 41% | SurveyUSA | |
| Michigan | Barack Obama | John McCain | May 22 | 4 | 40% | 44% | EPIC-MRA | |
| Michigan | Barack Obama | John McCain | May 08 | 1 | 44% | 45% | Rasmussen | |
| Michigan | Barack Obama | John McCain | May 07 | 1 | 44% | 45% | Rasmussen | |
| Michigan | Barack Obama | John McCain | Apr 08 | 6 | 43% | 41% | EPIC-MRA | |
| Michigan | Barack Obama | John McCain | Mar 25 | 1 | 42% | 43% | Rasmussen | |
| Michigan | Barack Obama | John McCain | Mar 10 | 1 | 41% | 44% | Rasmussen | |
| Michigan | Barack Obama | John McCain | Feb 28 | 3 | 46% | 45% | SurveyUSA | |
| Michigan | John Kerry | George Bush | Jan 01 | 1 | 51% | 48% | Election 2004 | |
| Minnesota | Barack Obama | John McCain | May 22 | 1 | 53% | 38% | Rasmussen | |
| Minnesota | Barack Obama | John McCain | May 15 | 4 | 51% | 38% | Star Tribune | |
| Minnesota | Barack Obama | John McCain | Apr 22 | 1 | 52% | 38% | Rasmussen | |
| Minnesota | Barack Obama | John McCain | Apr 13 | 3 | 49% | 43% | SurveyUSA | |
| Minnesota | Barack Obama | John McCain | Mar 19 | 1 | 47% | 43% | Rasmussen | |
| Minnesota | Barack Obama | John McCain | Mar 16 | 3 | 46% | 47% | SurveyUSA | |
| Minnesota | Barack Obama | John McCain | Feb 28 | 3 | 49% | 42% | SurveyUSA | |
| Minnesota | Barack Obama | John McCain | Feb 16 | 1 | 53% | 38% | Rasmussen | |
| Minnesota | Barack Obama | John McCain | Feb 17 | 3 | 55% | 40% | SurveyUSA | |
| Minnesota | John Kerry | George Bush | Jan 01 | 1 | 51% | 48% | Election 2004 | |
| Mississippi | Barack Obama | John McCain | May 27 | 1 | 44% | 50% | Rasmussen | |
| Mississippi | Barack Obama | John McCain | May 21 | 3 | 39% | 54% | Research 2000 | |
| Mississippi | Barack Obama | John McCain | Feb 28 | 3 | 41% | 54% | SurveyUSA | |
| Mississippi | John Kerry | George Bush | Jan 01 | 1 | 40% | 60% | Election 2004 | |
| Missouri | Barack Obama | John McCain | May 18 | 3 | 45% | 48% | SurveyUSA | |
| Missouri | Barack Obama | John McCain | May 06 | 1 | 41% | 47% | Rasmussen | |
| Missouri | Barack Obama | John McCain | Apr 13 | 3 | 42% | 50% | SurveyUSA | |
| Missouri | Barack Obama | John McCain | Mar 24 | 1 | 38% | 53% | Rasmussen | |
| Missouri | Barack Obama | John McCain | Mar 16 | 3 | 39% | 53% | SurveyUSA | |
| Missouri | Barack Obama | John McCain | Feb 28 | 3 | 42% | 48% | SurveyUSA | |
| Missouri | Barack Obama | John McCain | Feb 17 | 3 | 49% | 43% | SurveyUSA | |
| Missouri | Barack Obama | John McCain | Feb 12 | 1 | 40% | 42% | Rasmussen | |
| Missouri | John Kerry | George Bush | Jan 01 | 1 | 46% | 53% | Election 2004 | |
| Montana | Barack Obama | John McCain | May 21 | 3 | 39% | 47% | Mason-Dixon | |
| Montana | Barack Obama | John McCain | Apr 06 | 1 | 43% | 48% | Rasmussen | |
| Montana | Barack Obama | John McCain | Feb 28 | 3 | 39% | 47% | SurveyUSA | |
| Montana | John Kerry | George Bush | Jan 01 | 1 | 39% | 59% | Election 2004 | |
| Nebraska | Barack Obama | John McCain | May 21 | 3 | 29% | 57% | Research 2000 | |
| Nebraska | Barack Obama | John McCain | May 18 | 3 | 40% | 49% | SurveyUSA | |
| Nebraska | Barack Obama | John McCain | May 15 | 1 | 39% | 50% | Rasmussen | |
| Nebraska | Barack Obama | John McCain | Feb 28 | 3 | 42% | 45% | SurveyUSA | |
| Nebraska | John Kerry | George Bush | Jan 01 | 1 | 32% | 67% | Election 2004 | |
| Nevada | Barack Obama | John McCain | May 20 | 1 | 40% | 46% | Rasmussen | |
| Nevada | Barack Obama | John McCain | Apr 21 | 1 | 43% | 48% | Rasmussen | |
| Nevada | Barack Obama | John McCain | Mar 19 | 1 | 45% | 41% | Rasmussen | |
| Nevada | Barack Obama | John McCain | Feb 28 | 3 | 46% | 41% | SurveyUSA | |
| Nevada | Barack Obama | John McCain | Feb 12 | 1 | 50% | 38% | Rasmussen | |
| Nevada | John Kerry | George Bush | Jan 01 | 1 | 48% | 51% | Election 2004 | |
| New Hampshire | Barack Obama | John McCain | May 21 | 1 | 48% | 43% | Rasmussen | |
| New Hampshire | Barack Obama | John McCain | Apr 30 | 1 | 41% | 51% | Rasmussen | |
| New Hampshire | Barack Obama | John McCain | Apr 30 | 6 | 43% | 49% | U. of New Hampshire | |
| New Hampshire | Barack Obama | John McCain | Mar 16 | 1 | 43% | 46% | Rasmussen | |
| New Hampshire | Barack Obama | John McCain | Feb 28 | 3 | 46% | 44% | SurveyUSA | |
| New Hampshire | John Kerry | George Bush | Jan 01 | 1 | 50% | 49% | Election 2004 | |
| New Jersey | Barack Obama | John McCain | Apr 28 | 5 | 56% | 32% | Monmouth U. | |
| New Jersey | Barack Obama | John McCain | Mar 27 | 1 | 45% | 46% | Rasmussen | |
| New Jersey | Barack Obama | John McCain | Mar 30 | 7 | 47% | 42% | Fairleigh Dickinson U. | |
| New Jersey | Barack Obama | John McCain | Feb 27 | 1 | 43% | 45% | Rasmussen | |
| New Jersey | Barack Obama | John McCain | Feb 28 | 3 | 43% | 43% | SurveyUSA | |
| New Jersey | John Kerry | George Bush | Jan 01 | 1 | 53% | 47% | Election 2004 | |
| New Mexico | Barack Obama | John McCain | May 18 | 3 | 44% | 44% | SurveyUSA | |
| New Mexico | Barack Obama | John McCain | May 14 | 1 | 50% | 41% | Rasmussen | |
| New Mexico | Barack Obama | John McCain | Apr 13 | 3 | 44% | 50% | SurveyUSA | |
| New Mexico | Barack Obama | John McCain | Apr 08 | 1 | 45% | 42% | Rasmussen | |
| New Mexico | Barack Obama | John McCain | Mar 16 | 3 | 51% | 45% | SurveyUSA | |
| New Mexico | Barack Obama | John McCain | Feb 28 | 3 | 50% | 43% | SurveyUSA | |
| New Mexico | Barack Obama | John McCain | Feb 18 | 2 | 44% | 44% | Rasmussen | |
| New Mexico | Barack Obama | John McCain | Feb 17 | 3 | 55% | 40% | SurveyUSA | |
| New Mexico | John Kerry | George Bush | Jan 01 | 1 | 49% | 50% | Election 2004 | |
| New York | Barack Obama | John McCain | May 28 | 1 | 52% | 33% | Rasmussen | |
| New York | Barack Obama | John McCain | May 14 | 3 | 49% | 38% | Siena Coll. | |
| New York | Barack Obama | John McCain | May 01 | 1 | 52% | 35% | Rasmussen | |
| New York | Barack Obama | John McCain | Apr 15 | 2 | 47% | 39% | Quinnipiac U. | |
| New York | Barack Obama | John McCain | Apr 16 | 4 | 45% | 40% | Siena Coll. | |
| New York | Barack Obama | John McCain | Apr 13 | 3 | 52% | 43% | SurveyUSA | |
| New York | Barack Obama | John McCain | Apr 08 | 6 | 46% | 48% | Marist Coll. | |
| New York | Barack Obama | John McCain | Mar 18 | 3 | 49% | 38% | Quinnipiac U. | |
| New York | Barack Obama | John McCain | Mar 16 | 3 | 52% | 44% | SurveyUSA | |
| New York | Barack Obama | John McCain | Mar 11 | 1 | 51% | 38% | Rasmussen | |
| New York | Barack Obama | John McCain | Feb 28 | 3 | 52% | 38% | SurveyUSA | |
| New York | Barack Obama | John McCain | Feb 17 | 3 | 57% | 36% | SurveyUSA | |
| New York | John Kerry | George Bush | Jan 01 | 1 | 58% | 41% | Election 2004 | |
| North Carolina | Barack Obama | John McCain | May 19 | 3 | 43% | 51% | SurveyUSA | |
| North Carolina | Barack Obama | John McCain | May 08 | 1 | 45% | 48% | Rasmussen | |
| North Carolina | Barack Obama | John McCain | Apr 30 | 3 | 41% | 50% | Research 2000 | |
| North Carolina | Barack Obama | John McCain | Apr 10 | 1 | 47% | 47% | Rasmussen | |
| North Carolina | Barack Obama | John McCain | Apr 10 | 2 | 39% | 48% | Tel Opinion Research | |
| North Carolina | Barack Obama | John McCain | Mar 20 | 1 | 42% | 51% | Rasmussen | |
| North Carolina | Barack Obama | John McCain | Feb 28 | 3 | 45% | 47% | SurveyUSA | |
| North Carolina | John Kerry | George Bush | Jan 01 | 1 | 44% | 56% | Election 2004 | |
| North Dakota | Barack Obama | John McCain | Apr 03 | 11 | 38% | 44% | Dakota Wesleyan U. | |
| North Dakota | Barack Obama | John McCain | Feb 28 | 3 | 46% | 42% | SurveyUSA | |
| North Dakota | John Kerry | George Bush | Jan 01 | 1 | 36% | 63% | Election 2004 | |
| Ohio | Barack Obama | John McCain | May 18 | 3 | 48% | 39% | SurveyUSA | |
| Ohio | Barack Obama | John McCain | May 20 | 8 | 40% | 44% | Quinnipiac | |
| Ohio | Barack Obama | John McCain | May 14 | 1 | 44% | 45% | Rasmussen | |
| Ohio | Barack Obama | John McCain | Apr 29 | 7 | 42% | 43% | Quinnipiac U. | |
| Ohio | Barack Obama | John McCain | Apr 13 | 3 | 45% | 47% | SurveyUSA | |
| Ohio | Barack Obama | John McCain | Apr 08 | 1 | 40% | 47% | Rasmussen | |
| Ohio | Barack Obama | John McCain | Mar 31 | 8 | 43% | 42% | Quinnipiac U. | |
| Ohio | Barack Obama | John McCain | Mar 16 | 3 | 43% | 50% | SurveyUSA | |
| Ohio | Barack Obama | John McCain | Mar 13 | 1 | 40% | 46% | Rasmussen | |
| Ohio | Barack Obama | John McCain | Feb 28 | 3 | 50% | 40% | SurveyUSA | |
| Ohio | Barack Obama | John McCain | Feb 17 | 3 | 47% | 44% | SurveyUSA | |
| Ohio | John Kerry | George Bush | Jan 01 | 1 | 49% | 51% | Election 2004 | |
| Oklahoma | Barack Obama | John McCain | Feb 28 | 3 | 34% | 57% | SurveyUSA | |
| Oklahoma | John Kerry | George Bush | Jan 01 | 1 | 34% | 66% | Election 2004 | |
| Oregon | Barack Obama | John McCain | May 07 | 1 | 52% | 38% | Rasmussen | |
| Oregon | Barack Obama | John McCain | Apr 13 | 3 | 51% | 42% | SurveyUSA | |
| Oregon | Barack Obama | John McCain | Mar 26 | 1 | 48% | 42% | Rasmussen | |
| Oregon | Barack Obama | John McCain | Mar 16 | 3 | 50% | 41% | SurveyUSA | |
| Oregon | Barack Obama | John McCain | Feb 28 | 3 | 49% | 41% | SurveyUSA | |
| Oregon | Barack Obama | John McCain | Feb 17 | 3 | 48% | 47% | SurveyUSA | |
| Oregon | Barack Obama | John McCain | Feb 13 | 1 | 49% | 40% | Rasmussen | |
| Oregon | John Kerry | George Bush | Jan 01 | 1 | 52% | 48% | Election 2004 | |
| Pennsylvania | Barack Obama | John McCain | May 21 | 1 | 45% | 43% | Rasmussen | |
| Pennsylvania | Barack Obama | John McCain | May 18 | 3 | 48% | 40% | SurveyUSA | |
| Pennsylvania | Barack Obama | John McCain | May 06 | 6 | 46% | 39% | Susquehanna Polling | |
| Pennsylvania | Barack Obama | John McCain | Apr 29 | 7 | 47% | 38% | Quinnipiac U. | |
| Pennsylvania | Barack Obama | John McCain | Apr 24 | 1 | 43% | 44% | Rasmussen | |
| Pennsylvania | Barack Obama | John McCain | Apr 09 | 1 | 47% | 39% | Rasmussen | |
| Pennsylvania | Barack Obama | John McCain | Mar 31 | 8 | 43% | 39% | Quinnipiac U. | |
| Pennsylvania | Barack Obama | John McCain | Mar 10 | 1 | 43% | 44% | Rasmussen | |
| Pennsylvania | Barack Obama | John McCain | Mar 10 | 6 | 41% | 45% | Susquehanna Polling | |
| Pennsylvania | Barack Obama | John McCain | Feb 28 | 3 | 42% | 47% | SurveyUSA | |
| Pennsylvania | John Kerry | George Bush | Jan 01 | 1 | 51% | 49% | Election 2004 | |
| Rhode Island | Barack Obama | John McCain | Feb 28 | 3 | 53% | 38% | SurveyUSA | |
| Rhode Island | John Kerry | George Bush | Jan 01 | 1 | 60% | 39% | Election 2004 | |
| South Carolina | Barack Obama | John McCain | Feb 28 | 3 | 45% | 48% | SurveyUSA | |
| South Carolina | John Kerry | George Bush | Jan 01 | 1 | 41% | 58% | Election 2004 | |
| South Dakota | Barack Obama | John McCain | Apr 03 | 11 | 34% | 51% | Dakota Wesleyan U. | |
| South Dakota | Barack Obama | John McCain | Mar 04 | 1 | 38% | 48% | Rasmussen | |
| South Dakota | Barack Obama | John McCain | Feb 28 | 3 | 43% | 47% | SurveyUSA | |
| South Dakota | John Kerry | George Bush | Jan 01 | 1 | 38% | 60% | Election 2004 | |
| Tennessee | Barack Obama | John McCain | Apr 03 | 1 | 31% | 58% | Rasmussen | |
| Tennessee | Barack Obama | John McCain | Feb 28 | 3 | 38% | 54% | SurveyUSA | |
| Tennessee | John Kerry | George Bush | Jan 01 | 1 | 43% | 57% | Election 2004 | |
| Texas | Barack Obama | John McCain | May 07 | 3 | 39% | 52% | Research 2000 | |
| Texas | Barack Obama | John McCain | May 01 | 1 | 43% | 48% | Rasmussen | |
| Texas | Barack Obama | John McCain | Feb 28 | 3 | 46% | 47% | SurveyUSA | |
| Texas | John Kerry | George Bush | Jan 01 | 1 | 38% | 61% | Election 2004 | |
| Utah | Barack Obama | John McCain | May 19 | 7 | 27% | 62% | Dan Jones | |
| Utah | Barack Obama | John McCain | Feb 28 | 3 | 39% | 50% | SurveyUSA | |
| Utah | John Kerry | George Bush | Jan 01 | 1 | 26% | 71% | Election 2004 | |
| Vermont | Barack Obama | John McCain | Feb 28 | 3 | 63% | 29% | SurveyUSA | |
| Vermont | John Kerry | George Bush | Jan 01 | 1 | 59% | 39% | Election 2004 | |
| Virginia | Barack Obama | John McCain | May 18 | 3 | 49% | 42% | SurveyUSA | |
| Virginia | Barack Obama | John McCain | May 18 | 7 | 36% | 44% | Virg. Commonwealth U. | |
| Virginia | Barack Obama | John McCain | May 08 | 1 | 44% | 47% | Rasmussen | |
| Virginia | Barack Obama | John McCain | Apr 13 | 3 | 44% | 52% | SurveyUSA | |
| Virginia | Barack Obama | John McCain | Mar 27 | 1 | 41% | 52% | Rasmussen | |
| Virginia | Barack Obama | John McCain | Mar 16 | 3 | 48% | 47% | SurveyUSA | |
| Virginia | Barack Obama | John McCain | Feb 28 | 3 | 47% | 47% | SurveyUSA | |
| Virginia | Barack Obama | John McCain | Feb 19 | 1 | 44% | 49% | Rasmussen | |
| Virginia | Barack Obama | John McCain | Feb 17 | 3 | 51% | 45% | SurveyUSA | |
| Virginia | John Kerry | George Bush | Jan 01 | 1 | 45% | 54% | Election 2004 | |
| Washington | Barack Obama | John McCain | May 25 | 5 | 44% | 38% | Elway Poll | |
| Washington | Barack Obama | John McCain | May 12 | 1 | 54% | 42% | SurveyUSA | |
| Washington | Barack Obama | John McCain | Apr 16 | 3 | 53% | 40% | SurveyUSA | |
| Washington | Barack Obama | John McCain | Mar 27 | 1 | 48% | 43% | Rasmussen | |
| Washington | Barack Obama | John McCain | Mar 20 | 3 | 45% | 39% | Elway Poll | |
| Washington | Barack Obama | John McCain | Mar 16 | 3 | 52% | 41% | SurveyUSA | |
| Washington | Barack Obama | John McCain | Feb 28 | 1 | 44% | 45% | Rasmussen | |
| Washington | Barack Obama | John McCain | Feb 28 | 3 | 52% | 38% | SurveyUSA | |
| Washington | Barack Obama | John McCain | Feb 04 | 2 | 55% | 38% | SurveyUSA | |
| Washington | John Kerry | George Bush | Jan 01 | 1 | 53% | 46% | Election 2004 | |
| West Virginia | Barack Obama | John McCain | Feb 28 | 3 | 35% | 53% | SurveyUSA | |
| West Virginia | John Kerry | George Bush | Jan 01 | 1 | 43% | 56% | Election 2004 | |
| Wisconsin | Barack Obama | John McCain | May 18 | 3 | 48% | 42% | SurveyUSA | |
| Wisconsin | Barack Obama | John McCain | May 05 | 1 | 43% | 47% | Rasmussen | |
| Wisconsin | Barack Obama | John McCain | Apr 24 | 10 | 47% | 43% | U. of Wisconsin | |
| Wisconsin | Barack Obama | John McCain | Apr 13 | 3 | 49% | 44% | SurveyUSA | |
| Wisconsin | Barack Obama | John McCain | Apr 05 | 12 | 46% | 42% | St. Norbert Coll. | |
| Wisconsin | Barack Obama | John McCain | Mar 26 | 1 | 46% | 48% | Rasmussen | |
| Wisconsin | Barack Obama | John McCain | Mar 16 | 3 | 48% | 44% | SurveyUSA | |
| Wisconsin | Barack Obama | John McCain | Feb 28 | 3 | 51% | 40% | SurveyUSA | |
| Wisconsin | Barack Obama | John McCain | Feb 21 | 1 | 44% | 43% | Rasmussen | |
| Wisconsin | Barack Obama | John McCain | Feb 17 | 3 | 52% | 42% | SurveyUSA | |
| Wisconsin | John Kerry | George Bush | Jan 01 | 1 | 50% | 49% | Election 2004 | |
| Wyoming | Barack Obama | John McCain | May 21 | 2 | 40% | 53% | Research 2000 | |
| Wyoming | Barack Obama | John McCain | Feb 28 | 3 | 35% | 54% | SurveyUSA | |
| Wyoming | John Kerry | George Bush | Jan 01 | 1 | 29% | 69% | Election 2004 | |