If it's in the News, it's in our Polls. Public opinion polling since 2003.

Election 2010: Senate Elections

Most Recent Releases

White letter R on blue background
July 1, 2010

Pennsylvania Senate: Toomey (R) 45%, Sestak (D) 39%

Republican Pat Toomey continues to hold a modest advantage over Democrat Joe Sestak in the race to replace Arlen Specter as U.S. senator from Pennsylvania.

White letter R on blue background
June 30, 2010

Missouri Senate: Blunt (R) 48%, Carnahan (D) 43%

Missouri’s Senate race remains on the same course it’s held for months, with Republican Congressman Roy Blunt posting a slight lead over Democrat Robin Carnahan.

White letter R on blue background
June 30, 2010

Kentucky Senate: Paul (R) 49% Conway (D) 42%

The U.S. Senate race in Kentucky is little changed from earlier this month, with Republican Rand Paul continuing to hold a modest lead over Democrat Jack Conway.

White letter R on blue background
June 29, 2010

Hawaii Senate: Inouye 68%, Roco 20%

Democratic Senator Daniel Inouye looks like one incumbent without much to worry about this year. He holds a better than three-to-one lead over his only announced Republican opponent in Hawaii’s race for the U.S. Senate.

White letter R on blue background
June 29, 2010

Hawaii Senate: Inouye 68%, Roco 20%

Democratic Senator Daniel Inouye looks like one incumbent without much to worry about this year. He holds a better than three-to-one lead over his only announced Republican opponent in Hawaii’s race for the U.S. Senate.

White letter R on blue background
June 29, 2010

Louisiana Senate: Vitter (R) 53%, Melancon (D) 35%

Louisiana’s race for the U.S. Senate looks largely the same way it has since the beginning of the year, with incumbent Republican David Vitter continuing to earn over 50% of the vote in a state with unusually high Tea Party membership.

White letter R on blue background
June 28, 2010

Washington Senate: Murray 48%, Rossi 47%

Making it official hasn’t changed the numbers. Republican Dino Rossi is now formally challenging incumbent Democrat Patty Murray for the U.S. Senate in Washington, but the two candidates remain virtually tied as they have for months.

White letter R on blue background
June 25, 2010

Utah Senate: Lee (R) 58% Granato (D) 28%

Following a Republican primary upset on Tuesday, Attorney Mike Lee holds a commanding lead over his Democratic opponent in the first look at Utah’s race for U.S. Senate.

White letter R on blue background
June 25, 2010

Washington Senate: Murray (D) 47%, Rossi (R) 47%

Incumbent Democrat Patty Murray and Republican challenger Dino Rossi remain tied in Washington’s U.S. Senate race, according to the latest Rasmussen Reports telephone survey in the state.

White letter R on blue background
June 24, 2010

Vermont Senate: Leahy (D) 64%, Britton (R) 29%

Longtime Democratic Senator Patrick Leahy now earns nearly two-thirds of the vote in his race for reelection in Vermont.

White letter R on blue background
June 24, 2010

Nevada Senate: Angle 48%, Reid 41%

Sharron Angle’s modest bounce after her Republican Primary win appears to be over, but she still holds a slight lead over Senate Majority Leader Harry Reid in Nevada’s U.S. Senate race.

White letter R on blue background
June 24, 2010

North Carolina Senate: Burr (R) 44% Marshall (D) 43%

Longtime Secretary of State Elaine Marshall appears to have received a bounce in support following her Democratic Primary runoff victory Tuesday and is now even with incumbent Republican Richard Burr in North Carolina’s U.S. Senate race.

White letter R on blue background
June 23, 2010

Undecideds Dominate Arizona’s Democratic Primary for Senate

Arizona Democrats won’t pick their Senate nominee for another two months, which is just as well since 46% of Likely Democratic Primary Voters in the state are undecided at this point.

White letter R on blue background
June 22, 2010

Oregon Senate: Wyden (D) 47%, Huffman (R) 37%

There’s little change in Oregon’s U.S. Senate race this month, with incumbent Democrat Ron Wyden dropping below 50% once again but still holding a 10-point lead on Republican challenger Jim Huffman.

White letter R on blue background
June 22, 2010

Wisconsin Senate: Feingold (D) 46%, Johnson (R) 45%

Incumbent Democrat Russ Feingold is still in a virtual dead heat with endorsed Republican challenger Ron Johnson in Wisconsin’s U.S. Senate race.

White letter R on blue background
June 22, 2010

Arizona GOP Primary for Senate: McCain 47%, Hayworth 36%, Deakin 7%

Longtime Senator John McCain continues to lead Arizona’s Republican Primary by double digits but remains in the same narrow range of support he’s drawn since January.

White letter R on blue background
June 18, 2010

New York Senate: Gillibrand (D) Still Far Ahead of GOP Hopefuls

Democratic incumbent Kirsten Gillibrand maintains comfortable leads over all three of her Republican challengers in the race for U.S. Senate in New York.

White letter R on blue background
June 18, 2010

New York Senate: Schumer Starts Strong

The first Rasmussen Reports look at Senator Chuck Schumer’s reelection run in New York finds the Democrat running well ahead of two little-known Republican opponents.

White letter R on blue background
June 17, 2010

Iowa Senate: Grassley (R) 54%, Conlin (D) 37%

Longtime Republican Senator Chuck Grassley continues to earn more than 50% support in his bid for reelection in Iowa against newly-chosen Democratic nominee Roxanne Conlin.

White letter R on blue background
June 15, 2010

South Carolina Senate: DeMint 58%, Greene 21%

While South Carolina Democrats fret over how an unemployed political unknown with a felony charge hanging over him won their party’s Senate nomination, the first Rasmussen Reports telephone survey of the general election contest finds incumbent Republican Senator Jim DeMint far in the lead.