| SENATE |
15: (7 Democrats, 8 Republicans) |
| Lisa Murkowski (R-AK) |
Defeated in Republican primary |
| Chris Dodd (D-CT) |
Retiring |
| Ted Kaufman (D-DE) |
Appointee not running for seat |
| George Lemieux (R-FL) |
Appointee not running for seat |
| Jim Bunning (R-KY) |
Retiring |
| Roland Burris (D-IL) |
Retiring |
| Evan Bayh (D-IN) |
Retiring |
| Sam Brownback (R-KS) |
Retiring |
| Kit Bond (R-MO) |
Retiring |
| Byron Dorgan (D-ND) |
Retiring |
| Judd Gregg (R-NH) |
Retiring |
| George Voinovich (R-OH) |
Retiring |
| Arlen Specter (D-PA) |
Defeated in Democratic primary |
| Robert Bennett (R-UT) |
Denied nomination as incumbent |
| Carte Goodwin (D-WV) |
Appointee not running for seat |
|
|
| HOUSE |
43: (20 Democrats, 23 Republicans) |
| Parker Griffith (R-AL 5) |
Defeated in primary |
| Artur Davis (D-AL 7) |
Running for Governor |
| Marion Berry (D-AR 1) |
Retiring |
| Vic Snyder (D-AR 2) |
Retiring |
| John Boozman (R-AR 3) |
Running for Senate |
| John Shadegg (R-AZ 3) |
Retiring |
| George Radanovich (R-CA 19) |
Retiring |
| Diane Watson (D-CA 33) |
Retiring |
| Mike Castle (R-DE/AL) |
Running for Senate |
| Ginny Brown-Waite (R-FL 5) |
Retiring |
| Adam Putnam (R-FL 12) |
Running for FL Agriculture Commissioner |
| Kendrick Meek (D-FL 17) |
Running for Senate |
| Lincoln Diaz-Balart (R-FL 21) |
Retiring |
| Mario Diaz-Balart (R-FL 25) |
Filing as candidate in FL 21 |
| John Linder (R-GA 7) |
Retiring |
| Mark Kirk (R-IL 10) |
Running for Senate |
| Mark Souder (R-IN 3) |
Resigned - special election 11/2/10 |
| Steve Buyer (R-IN 4) |
Retiring |
| Brad Ellsworth (D-IN 8) |
Running for Senate |
| Jerry Moran (R-KS 1) |
Running for Senate |
| Dennis Moore (D-KS 3) |
Retiring |
| Todd Tiahrt (R-KS 4) |
Running for Senate |
| Charlie Melancon (D-LA 3) |
Running for Senate |
| Bill Delahunt (D-MA 10) |
Retiring |
| Bart Stupak D-MI 1) |
Retiring |
| Pete Hoekstra (R-MI 2) |
Running for Governor |
| Vernon Ehlers (R-MI 3) |
Retiring |
| Carolyn Cheeks Kilpatrick (D-MI 13) |
Defeated in primary |
| Roy Blunt (R-MO 7) |
Running for Senate |
| Paul Hodes (D-NH 2) |
Running for Senate |
| Eric Massa (D-NY 29) |
Resigned - special election 11/2/10 |
| Mary Fallin (R-OK 5) |
Running for Governor |
| Joe Sestak (D-PA 7) |
Running for Senate |
| Patrick Kennedy (D-RI 1) |
Retiring |
| Henry Brown (R-SC 1) |
Retiring |
| Gresham Barrett (R-SC 3) |
Running for Governor |
| Bob Inglis (R-SC 4) |
Defeated in primary |
| Zach Wamp (R-TN 3) |
Running for Governor |
| Bart Gordon (D-TN 6) |
Retiring |
| John Tanner (D-TN 8) |
Retiring |
| Brian Baird (D-WA 3) |
Retiring |
| David Obey (D-WI 7) |
Retiring |
| Alan Mollohan (D-WV 1) |
Defeated in Democratic Primary |
|
|
| GOVERNOR – 2010 |
24: (12 Democrats, 11 Republicans, 1 Independent) |
| Bob Riley (R-AL) |
Term Limited |
| Arnold Schwarzenegger (R-CA) |
Term Limited |
| Bill Ritter (D-CO) |
Retiring |
| M. Jodi Rell (R-CT) |
Retiring |
| Charlie Crist (I-FL) |
Running for Senate |
| Sonny Perdue (R-GA) |
Term Limited |
| Linda Lingle (R-HI) |
Term Limited |
| Mark Parkinson (D-KS) |
Not running for reelection |
| John Baldacci (D-ME) |
Term Limited |
| Jennifer Granholm (D-MI) |
Term Limited |
| Tim Pawlenty (R-MN) |
Not running for reelection |
| Bill Richardson (D-NM) |
Term Limited |
| Jim Gibbons (R-NV) |
Defeated in primary |
| David Paterson (D-NY) |
Retiring |
| Brad Henry (D-OK) |
Term Limited |
| Ted Kulongoski (D-OR) |
Term Limited |
| Ed Rendell (D-PA) |
Term Limited |
| Donald Carcieri (R-RI) |
Term Limited |
| Mark Sanford (R-SC) |
Term Limited |
| Mike Rounds (R-SD) |
Term Limited |
| Phil Bredesen (D-TN) |
Term Limited |
| Jim Douglas (R-VT) |
Retiring |
| Jim Doyle (D-WI) |
Retiring |
| Dave Freudenthal (D-WY) |
Term Limited |