USA.com / California / Contra Costa County / Knightsen, CA / 94548 / Income and Careers / Historical Median Individual Worker Income Data
94548 Zip Code Historical Median Individual Worker Income Data
ACS 2010-2014 data
| 94548 Zip Code | 36,250 USD |
| California | 31,345 USD |
| U.S. | 30,815 USD |
ACS 2008-2012 data
| 94548 Zip Code | 36,484 USD |
| California | 31,272 USD |
| U.S. | 30,376 USD |
* 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.