Unincorporated Contra Costa County Climate Scorecard 2025
Population: 160,472
Unincorporated Contra Costa County ranks 2nd of 20 Contra Costa communities on the 2025 Contra Costa Climate Scorecard with an overall score of 67.5 out of 100. Its strongest performance relative to the county average is in Solar (65.6 vs. 32.6 county average), while its weakest is in Transportation (30.6 vs. 38.6 county average).
How does Unincorporated Contra Costa County score on solar?
Score65.6
Rank1st of 20
County average32.6
| Metric | Value |
|---|---|
| Solar capacity | 40,683.87 kW AC |
| Storage capacity | 9,007.16 kWh |
See how every Contra Costa community ranks on Solar & Storage
How does Unincorporated Contra Costa County score on waste?
Score90.4
Rank2nd of 10 reporting jurisdictions
County average76.7
| Metric | Value |
|---|---|
| Programs implemented | 52 programs |
| Per-capita disposal rate | 2.6 lb/person/day |
How does Unincorporated Contra Costa County score on transportation?
Score30.6
Rank11th of 20
County average38.6
| Metric | Value |
|---|---|
| EV charging-port density | 0.55 ports/1,000 registered vehicles |
| ZEV share of current-model-year registrations | 25.35 % |
See how every Contra Costa community ranks on Transportation & EV Charging
How does Unincorporated Contra Costa County score on green power?
Score83.6
Rank6th of 20
County average56.2
| Metric | Value |
|---|---|
| MCE community membership | Yes |
| Municipal 100% renewable enrollment | Yes |
| Community participation enrollment rate | 88.8 % |
| Community Deep Green (100% renewable) opt-up rate | 6.06 % |
How do other Contra Costa communities score?
Where does this data come from?
How these scores are calculated
- US Census Bureau ACS 2024 5-Year API (2024)
- US Census Bureau Place-to-County Relationship File
- California Distributed Generation Statistics, PG&E Rule 21 (2025)
- CalRecycle Local Government Central Diversion Program (2024)
- CalRecycle Recycling and Disposal Reporting System, Report 1 (2025)
- California Energy Commission Vehicle Fuel Type Count by ZIP Code (2025)
- US Census Bureau 2020 ZCTA-to-Place Relationship File (2020)
- US Alternative Fuels Data Center (2025)
- MCE Clean Energy Annual Impact Report (2025)
- US Census Bureau ACS 2024 5-Year Housing Characteristics Table DP04 (2024)
Download the scores: 2025 CSV · 2025 JSON.
© 2026 Roei Burstein and Andrew Johnson, d/b/a Johnson & Burstein TRACE Data Solutions. Licensed under CC BY 4.0.
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