Contra Costa County Historical Gender Data
ACS 2010-2014 data
Total population: 1,081,232
Male: 527,174 (48.76%, see rank)
Females: 554,058 (51.24%, see rank)
| Contra Costa County | Male: 48.76% Female: 51.24% |
| California | Male: 49.68% Female: 50.32% |
| U.S. | Male: 49.19% Female: 50.81% |
US Census 2010 data
Total population: 1,049,025
Male: 511,526 (48.76%, see rank)
Females: 537,499 (51.24%, see rank)
| Contra Costa County | Male: 48.76% Female: 51.24% |
| California | Male: 49.71% Female: 50.29% |
| U.S. | Male: 49.16% Female: 50.84% |
ACS 2008-2012 data
Total population: 1,052,047
Male: 513,441 (48.80%, see rank)
Females: 538,606 (51.20%, see rank)
| Contra Costa County | Male: 48.80% Female: 51.20% |
| California | Male: 49.73% Female: 50.27% |
| U.S. | Male: 49.17% Female: 50.83% |
ACS 2006-2010 data
Total population: 1,024,809
Male: 500,249 (48.81%, see rank)
Females: 524,560 (51.19%, see rank)
| Contra Costa County | Male: 48.81% Female: 51.19% |
| California | Male: 49.74% Female: 50.26% |
| U.S. | Male: 49.15% Female: 50.85% |
ACS 2005-2009 data
Total population: 1,015,571
Male: 499,953 (49.23%, see rank)
Females: 515,618 (50.77%, see rank)
| Contra Costa County | Male: 49.23% Female: 50.77% |
| California | Male: 50.01% Female: 49.99% |
| U.S. | Male: 49.27% Female: 50.73% |
US Census 2000 data
Total population: 948,816
Male: 463,270 (48.83%, see rank)
Females: 485,546 (51.17%, see rank)
| Contra Costa County | Male: 48.83% Female: 51.17% |
| California | Male: 49.82% Female: 50.18% |
| U.S. | Male: 49.06% Female: 50.94% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.