ZIP code 21557
21557 is in Allegany County, Maryland.
1,481Residents
$34,936Median household income
$123,300Median home value
45.3Median age
20%Adults with a bachelor’s degree or higher
75%Homes lived in by their owners
3.5×Home value to household income
Other ZIP codes in Allegany County
- 21502 $60,725
- 21532 $63,690
- 21545 $60,264
- 21555 $53,266
- 21530 $63,542
- 21766 $62,054
- 21524 $76,417
- 21529 $37,240
- 21540 $81,250
All ZIP codes in Maryland · Highest-paying jobs in Maryland
Source: Census ACS 2024 ACS 5-year, ZIP code tabulation areas. ZCTAs approximate postal ZIP codes and can differ from them. Small areas carry larger margins of error.