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County of Contra Costa - District 3

Supervisor: Diane Burgis
222,150 Population
144,766 Voters

County of Contra Costa - District 3

Supervisor: Diane Burgis
222,150 Population
144,766 Voters

Unlock full voter and turnout data for 3rd Supervisorial District Voter counts, turnout history, and demographics—ready for your next briefing in minutes, not hours.

Population Overlap

County of Contra Costa - District 3
Total Population 222,150
58 overlapping jurisdictions
11 jurisdiction types
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Counties

1 jurisdiction
100.0% of this district
19.0% of the county
11th Assembly District Lori D. Wilson (D)
29.8% of this district
12.8% of the subdistrict
15th Assembly District Anamarie Ávila Farías (D)
70.3% of this district
30.5% of the subdistrict
9th State Senate District Tim Grayson (D)
41.1% of this district
9.2% of the subdistrict
3rd State Senate District Christopher Cabaldon (D)
59.0% of this district
12.7% of the subdistrict
75.0% of this district
21.9% of the subdistrict
17.1% of this district
5.0% of the subdistrict
7.9% of this district
2.3% of the subdistrict
100.0% of this district
2.2% of the subdistrict
City of Antioch Ron Bernal
40.7% of this district
78.2% of the subdistrict
City of Brentwood Susannah Meyer
29.0% of this district
100.0% of the subdistrict
19.6% of this district
100.0% of the subdistrict
42.5% of this district
78.4% of the subdistrict
30.5% of this district
100.0% of the subdistrict
6.8% of this district
100.0% of the subdistrict
1.9% of this district
100.0% of the subdistrict
57.5% of this district
100.0% of the subdistrict
18.3% of this district
100.0% of the subdistrict
100.0% of this district
19.0% of the subdistrict
100.0% of this district
19.0% of the subdistrict
50.8% of this district
14.8% of the subdistrict
49.2% of this district
14.4% of the subdistrict
0.5% of this district
100.0% of the subdistrict
6.9% of this district
100.0% of the subdistrict
1.0% of this district
100.0% of the subdistrict
0.7% of this district
100.0% of the subdistrict

Cities

3 jurisdictions
City of Antioch Ron Bernal
40.7% of this district
78.2% of the city
City of Antioch - District 1 Tamisha Torres-Walker
3.7% of this district
28.8% of the subdistrict
10.9% of this district
83.4% of the subdistrict
13.6% of this district
100.0% of the subdistrict
12.6% of this district
100.0% of the subdistrict
City of Brentwood Susannah Meyer
29.0% of this district
100.0% of the city
7.3% of this district
100.0% of the subdistrict
City of Brentwood - District 2 Pa'tanisha Pierson
7.2% of this district
100.0% of the subdistrict
7.4% of this district
100.0% of the subdistrict
7.1% of this district
100.0% of the subdistrict
19.6% of this district
100.0% of the city
4.1% of this district
100.0% of the subdistrict
3.8% of this district
100.0% of the subdistrict
4.0% of this district
100.0% of the subdistrict
3.9% of this district
100.0% of the subdistrict
3.8% of this district
100.0% of the subdistrict

State Assembly

2 jurisdictions
11th Assembly District Lori D. Wilson (D)
29.8% of this district
12.8% of the AD
15th Assembly District Anamarie Ávila Farías (D)
70.3% of this district
30.5% of the AD

State Senate

2 jurisdictions
3rd State Senate District Christopher Cabaldon (D)
59.0% of this district
12.7% of the SD
9th State Senate District Tim Grayson (D)
41.1% of this district
9.2% of the SD

Congressional (2022)

3 jurisdictions
75.0% of this district
21.9% of the CD
17.1% of this district
5.0% of the CD
7.9% of this district
2.3% of the CD

Congressional (2026)

2 jurisdictions
49.2% of this district
14.4% of the CD
50.8% of this district
14.8% of the CD

Board of Equalization

1 jurisdiction
100.0% of this district
2.2% of the district

School Districts

6 jurisdictions
42.5% of this district
78.4% of the district
Antioch Unified - District 1 Antonio Hernandez
4.0% of this district
35.2% of the trustee area
9.8% of this district
88.3% of the trustee area
10.6% of this district
100.0% of the trustee area
Antioch Unified - District 4 Olga Cobos-Smith
10.4% of this district
100.0% of the trustee area
Antioch Unified - District 5 Mary Helen Rocha
7.7% of this district
70.7% of the trustee area
30.5% of this district
100.0% of the district
6.8% of this district
100.0% of the district
1.9% of this district
100.0% of the district
57.5% of this district
100.0% of the district
Liberty Union High - District 1 Yolanda Peña-Mendrek
11.6% of this district
100.0% of the trustee area
11.5% of this district
100.0% of the trustee area
11.7% of this district
100.0% of the trustee area
11.5% of this district
100.0% of the trustee area
11.4% of this district
100.0% of the trustee area
18.3% of this district
100.0% of the district
3.6% of this district
100.0% of the trustee area
3.7% of this district
100.0% of the trustee area
3.7% of this district
100.0% of the trustee area
3.7% of this district
100.0% of the trustee area
3.7% of this district
100.0% of the trustee area

Community College

1 jurisdiction
100.0% of this district
19.0% of the CCD
6.7% of this district
6.4% of the trustee area
57.4% of this district
54.1% of the trustee area
36.0% of this district
34.9% of the trustee area

County Board of Ed

1 jurisdiction
100.0% of this district
19.0% of the district
100.0% of this district
89.5% of the trustee area

Unincorporated Communities

4 jurisdictions
1.0% of this district
100.0% of the community
0.5% of this district
100.0% of the community
6.9% of this district
100.0% of the community
0.7% of this district
100.0% of the community
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