Rank |
Congressional District |
Population (2012) |
1 |
California 42nd Congressional District
|
745,833
|
2 |
California 51st Congressional District
|
738,513
|
3 |
California 18th Congressional District
|
736,397
|
4 |
California 15th Congressional District
|
732,515
|
5 |
California 30th Congressional District
|
729,053
|
6 |
California 28th Congressional District
|
727,828
|
7 |
California 41st Congressional District
|
726,487
|
8 |
California 11th Congressional District
|
726,253
|
9 |
California 53rd Congressional District
|
725,892
|
10 |
California 14th Congressional District
|
725,771
|
11 |
California 9th Congressional District
|
724,666
|
12 |
California 31st Congressional District
|
724,413
|
13 |
California 45th Congressional District
|
724,219
|
14 |
California 29th Congressional District
|
722,810
|
15 |
California 47th Congressional District
|
722,624
|
16 |
California 20th Congressional District
|
721,890
|
17 |
California 50th Congressional District
|
721,337
|
18 |
California 7th Congressional District
|
719,962
|
19 |
California 13th Congressional District
|
719,569
|
20 |
California 17th Congressional District
|
719,276
|
21 |
California 39th Congressional District
|
718,996
|
22 |
California 32nd Congressional District
|
718,635
|
23 |
California 35th Congressional District
|
718,067
|
24 |
California 46th Congressional District
|
717,993
|
25 |
California 48th Congressional District
|
717,809
|
26 |
California 25th Congressional District
|
717,685
|
27 |
California 22nd Congressional District
|
717,545
|
28 |
California 12th Congressional District
|
717,042
|
29 |
California 24th Congressional District
|
716,974
|
30 |
California 16th Congressional District
|
716,746
|
31 |
California 37th Congressional District
|
716,299
|
32 |
California 5th Congressional District
|
715,809
|
33 |
California 38th Congressional District
|
715,745
|
34 |
California 44th Congressional District
|
714,989
|
35 |
California 36th Congressional District
|
714,975
|
36 |
California 49th Congressional District
|
714,647
|
37 |
California 6th Congressional District
|
714,536
|
38 |
California 23rd Congressional District
|
713,959
|
39 |
California 10th Congressional District
|
713,348
|
40 |
California 19th Congressional District
|
712,983
|
41 |
California 21st Congressional District
|
712,866
|
42 |
California 3rd Congressional District
|
712,075
|
43 |
California 26th Congressional District
|
711,999
|
44 |
California 1st Congressional District
|
711,354
|
45 |
California 27th Congressional District
|
710,190
|
46 |
California 8th Congressional District
|
708,578
|
47 |
California 34th Congressional District
|
708,100
|
48 |
California 52nd Congressional District
|
704,272
|
49 |
California 4th Congressional District
|
704,230
|
50 |
California 2nd Congressional District
|
704,148
|
51 |
California 33rd Congressional District
|
701,029
|
52 |
California 43rd Congressional District
|
697,985
|
53 |
California 40th Congressional District
|
694,514
|