United States House of Representatives elections, 1906 California California

| District | Incumbent | Party | First_elected | Result_ |
|---|---|---|---|---|
| California 1 | James Gillett | Republican | 1902 | Ran for governor Republican hold |
| California 2 | Duncan E. McKinlay | Republican | 1904 | Re-elected |
| California 3 | Joseph R. Knowland | Republican | 1904 | Re-elected |
| California 4 | Julius Kahn | Republican | 1898 | Re-elected |
| California 5 | Everis A. Hayes | Republican | 1904 | Re-elected |
| California 6 | James C. Needham | Republican | 1898 | Re-elected |
| California 7 | James McLachlan | Republican | 1900 | Re-elected |
| California 8 | Sylvester C. Smith | Republican | 1904 | Re-elected |