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Castro Valley

Unincorporated Community
66,492 Population
43,132 Voters

Castro Valley

Unincorporated Community
66,492 Population
43,132 Voters

Unlock full voter and turnout data for Castro Valley Voter counts, turnout history, and demographics—ready for your next briefing in minutes, not hours.

Population Overlap

Castro Valley
Total Population 66,492
23 overlapping jurisdictions
10 jurisdiction types
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Counties

1 jurisdiction
100.0% of this community
4.0% of the county
100.0% of this community
19.9% of the subdistrict
20th Assembly District Liz Ortega (D)
100.0% of this community
12.9% of the subdistrict
9th State Senate District Tim Grayson (D)
100.0% of this community
6.7% of the subdistrict
100.0% of this community
8.8% of the subdistrict
100.0% of this community
0.7% of the subdistrict
78.4% of this community
98.2% of the subdistrict
11.5% of this community
4.1% of the subdistrict
8.8% of this community
7.1% of the subdistrict
100.0% of this community
9.3% of the subdistrict
100.0% of this community
4.0% of the subdistrict
79.4% of this community
7.0% of the subdistrict
20.6% of this community
1.8% of the subdistrict

State Assembly

1 jurisdiction
20th Assembly District Liz Ortega (D)
100.0% of this community
12.9% of the AD

State Senate

1 jurisdiction
9th State Senate District Tim Grayson (D)
100.0% of this community
6.7% of the SD

Congressional (2022)

1 jurisdiction
100.0% of this community
8.8% of the CD

Congressional (2026)

2 jurisdictions
79.4% of this community
7.0% of the CD
20.6% of this community
1.8% of the CD

Board of Equalization

1 jurisdiction
100.0% of this community
0.7% of the district

School Districts

3 jurisdictions
78.4% of this community
98.2% of the district
15.6% of this community
100.0% of the trustee area
16.0% of this community
100.0% of the trustee area
15.3% of this community
94.2% of the trustee area
16.0% of this community
96.2% of the trustee area
15.5% of this community
100.0% of the trustee area
11.5% of this community
4.1% of the district
8.8% of this community
7.1% of the district
8.8% of this community
34.3% of the trustee area

Community College

1 jurisdiction
100.0% of this community
9.3% of the CCD
87.3% of this community
56.8% of the trustee area
11.5% of this community
7.6% of the trustee area

Supervisor Districts

1 jurisdiction
100.0% of this community
19.9% of the district

County Board of Ed

1 jurisdiction
100.0% of this community
4.0% of the district
100.0% of this community
28.4% of the trustee area
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