Ranking of California Congressional Districts By White Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the California White Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 1,661,567. Among all California congressional districts, CA Congressional District 21 had the highest White Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (80,755), followed by CA Congressional District 40 (70,019), and CA Congressional District 51 (60,075).

The chart below shows the top 10 California congressional districts, and the table below shows the ranking of all California congressional districts.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of California Congressional Districts By White Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
CA CD 21
CA CD 40
CA CD 51
CA CD 44
CA CD 16
CA CD 29
CA CD 10
CA CD 23
CA CD 46
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Ranking of California Congressional Districts By White Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank Congressional District Number of People
1 CA Congressional District 21 80755
2 CA Congressional District 40 70019
3 CA Congressional District 51 60075
4 CA Congressional District 44 58127
5 CA Congressional District 16 52935
6 CA Congressional District 29 52466
7 CA Congressional District 10 48583
8 CA Congressional District 23 47548
9 CA Congressional District 46 47260
10 CA Congressional District 8 46491
11 CA Congressional District 26 45368
12 CA Congressional District 35 40674
13 CA Congressional District 36 40048
14 CA Congressional District 22 39541
15 CA Congressional District 31 38807
16 CA Congressional District 34 37269
17 CA Congressional District 24 36565
18 CA Congressional District 3 36513
19 CA Congressional District 9 35341
20 CA Congressional District 43 35022
21 CA Congressional District 32 33743
22 CA Congressional District 50 33606
23 CA Congressional District 1 32741
24 CA Congressional District 47 32292
25 CA Congressional District 25 31588
26 CA Congressional District 41 31537
27 CA Congressional District 20 29738
28 CA Congressional District 37 29717
29 CA Congressional District 28 28983
30 CA Congressional District 38 28236
31 CA Congressional District 6 25798
32 CA Congressional District 42 25690
33 CA Congressional District 5 24276
34 CA Congressional District 2 24221
35 CA Congressional District 53 23881
36 CA Congressional District 49 22942
37 CA Congressional District 19 22708
38 CA Congressional District 30 22524
39 CA Congressional District 4 22214
40 CA Congressional District 39 19510
41 CA Congressional District 7 18932
42 CA Congressional District 11 17831
43 CA Congressional District 48 15475
44 CA Congressional District 15 14366
45 CA Congressional District 14 14224
46 CA Congressional District 45 13751
47 CA Congressional District 27 12113
48 CA Congressional District 18 11386
49 CA Congressional District 13 11175
50 CA Congressional District 33 10703
51 CA Congressional District 52 10222
52 CA Congressional District 17 8571
53 CA Congressional District 12 7466