Aug. 31 Obama 278   McCain 247   Ties 13 Senate: Dem 56   GOP 43   Ties 1 House: Dem 243   GOP 192     Senate map and races Downloadable polling data Previous report Next report Strong Dem (134) Weak Dem (126) Barely Dem (18) Exactly tied (13) Barely GOP (71) Weak GOP (89) Strong GOP (87) 270 Electoral votes needed to win Map algorithm explained Presidential polls today: (None) Dem pickups (vs. 2004): CO IA NV NM GOP pickups (vs. 2004): (None)   WWW www.electoral-vote.com