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California

California congressional districts: U.S. House election history

Each cell is one election, coloured by the winning party. District numbers are reused after redistricting, so a district in 2024 does not cover the same ground as the same number in 1980.

Current representatives

Every district, every election

District'24'22'20'18'16'14'12'10'08'06'04'02'00'98'82'80'78'76
1 R R R R R R R D D D D D D D D R D D
2 D D D D D D D R R R R R R R R R R R
3 R R D D D D D R R R R R R R D D D D
4 D D R R R R R R R R R R R R D D D D
5 R R D D D D D D D D D D D D D D D D
6 D D D D D D D D D D D D D D D D D D
7 D D D D D D D D D D D D D D D D D D
8 D D R R R R R D D D D D D D D D D D
9 D D D D D D D D D D D D D D D D D D
10 D D D D R R R D D D D D D D D D D D
11 D D D D D D D D D D R R R R D D D D
12 D D D D D D D D D D D D D D R R R R
13 D R D D D D D D D D D D D D D D D D
14 D D D D D D D D D D D D D D R R R D
15 D D D D D D D D D D D D D R D D D D
16 D D D D D D D D D D D D D D D D D D
17 D D D D D D D D D D D D D D R R R D
18 D D D D D D D D D D D D D D D R R R
19 D D D D D D D R R R R R R R R R R R
20 R R D D D D D D D D D D D D R R R R
21 D D R D R R R R R R R R R R R R D D
22 R R R R R R R R R R R R D D R R R R
23 R R R R R R R D D D D D R R D D D D
24 D D D D D D D R R R R R D D D D D D
25 D D R D R R R R R R R R R R D D D D
26 D D D D D D D R R R R R D D D R R R
27 D R D D D D D D D D D D D R D R R R
28 D D D D D D D D D D D D R R D D D D
29 D D D D D D D D D D D D D D D D D D
30 D D D D D D D D D D D D D D D D D D
31 D D D D D D R D D D D D D D D D D D
32 D D D D D D D D D D D D D D D D D D
33 D D D D D D D D D D D D D D R R R R
34 D D D D D D D D D D D D D D D R R D
35 D D D D D D D D D D D D D D R R D D
36 D D D D D D D D D D D D D R D D D D
37 D D D D D D D D D D D D D D R R R R
38 D D D D D D D D D D D D R R D D D D
39 D D R D R R R D D D D D R R R R R R
40 R R D D D D D R R R R R R R R R R R
41 R R D D D D D R R R R R R R R R R R
42 D D R R R R R R R R R R D D R R D D
43 D D D D D D D D D D D D R R R R R R
44 D D D D D D D R R R R R R R D
45 D R D D R R R R R R R R R R R
46 D D D D D D D R R R R R D D
47 D D D D D D D D D D D D R R
48 R R R D R R R R R R R R R R
49 D D D D R R R R R R R R D R
50 D D R R R R R R R R R R D D
51 D D D D D D D D D D D D R R
52 D D D D D D D R R R R R R R
53 D D D D D D D D D D

Darker cells were won by bigger margins. Blank: no race in the data that year (the source has no House results for 1984–1996).