United States House of Representatives elections, 2006 California California

| District | Incumbent | Party | First_elected | Results |
|---|---|---|---|---|
| California 1 | Mike Thompson | Democratic | 1998 | Re-elected |
| California 2 | Wally Herger | Republican | 1988 | Re-elected |
| California 3 | Dan Lungren | Republican | 1998 | Re-elected |
| California 4 | John Doolittle | Republican | 1990 | Re-elected |
| California 5 | Doris Matsui | Democratic | 2005 | Re-elected |
| California 6 | Lynn Woolsey | Democratic | 1992 | Re-elected |
| California 7 | George Miller | Democratic | 1974 | Re-elected |
| California 8 | Nancy Pelosi | Democratic | 1987 | Re-elected |
| California 9 | Barbara Lee | Democratic | 1998 | Re-elected |
| California 10 | Ellen Tauscher | Democratic | 1996 | Re-elected |
| California 11 | Richard Pombo | Republican | 1992 | Lost re-election Democratic gain |
| California 12 | Tom Lantos | Democratic | 1980 | Re-elected |
| California 13 | Pete Stark | Democratic | 1972 | Re-elected |