USA.com / Maryland / Garrett County / Friendsville, MD / 21531 / Income and Careers / Historical Per Capita Income Data
21531 Zip Code Historical Per Capita Income Data
ACS 2010-2014 data
| 21531 Zip Code | 19,961 USD |
| Maryland | 36,670 USD |
| U.S. | 28,555 USD |
ACS 2008-2012 data
| 21531 Zip Code | 22,049 USD |
| Maryland | 36,056 USD |
| U.S. | 28,051 USD |
US Census 2000 data
| 21531 Zip Code | 13,549 USD |
| Maryland | 25,614 USD |
| U.S. | 21,587 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.