# Contra Costa, California — #3,014 of 3,144 counties

> Liberty Moving composite score 4.48 of 10. FIPS 06013. Population 1,155,025. v4 — beta, 30 October 2026, sourced values.

About 1,155,000 people live in Contra Costa, California. It ranks #3,014 of 3,144 counties for liberty, and #39 of 58 in California. The combined sales tax is 8.75%, higher than in 92% of counties. Property tax takes about 0.78% of a home's value each year, more than in 53% of counties. Local government employs a larger share of working residents than in 53% of counties. The homicide rate is higher than in 72% of counties. Life expectancy is at least 80 years, longer than in 91% of counties. Air quality is worse than in 92% of counties (a typical day's air quality index is 50), and flood and hurricane risk is higher than in almost every other county. On this site's state scores, California gets 4.79 of 10 for economic freedom, based on the Fraser Institute's ranking, and 1 of 10 for gun rights.

## Scores

| Factor | Level | Score (0–10) | Flag |
|---|---|---|---|
| Fraser Institute state ranking | state | 4.79 |  |
| 2A | state | 1.00 |  |
| Air quality | county | 5.05 |  |
| GOP + LP vote for President | county | 2.98 |  |
| Homicide rate | county | 7.29 |  |
| Sales tax | county | 2.05 |  |
| Property tax | county | 6.10 |  |
| Floods / hurricanes | county | 0.05 |  |
| Life expectancy | county | 10.00 |  |
| Government employees | county | 4.48 |  |
| Single-parent households | county | 6.89 |  |

"est" marks a derived or placeholder value with no published county figure.

## Neighbors

- #3063 Alameda, California — https://libertymoving.org/counties/06001.md
- #3059 San Joaquin, California — https://libertymoving.org/counties/06077.md
- #3024 Sacramento, California — https://libertymoving.org/counties/06067.md
- #3026 Solano, California — https://libertymoving.org/counties/06095.md

## Links

- Page: https://libertymoving.org/counties/06013
- Compare: https://libertymoving.org/compare?a=06013
- Methodology: https://libertymoving.org/methodology
- Sources and terms: https://libertymoving.org/privacy