ZIP code 21540

21540 is in Allegany County, Maryland.

89Residents

$81,250Median household income

$51,000Median home value

44.5Median age

12%Adults with a bachelor’s degree or higher

89%Homes lived in by their owners

0.6×Home value to household income

Other ZIP codes in Allegany County

21502 $60,725
21532 $63,690
21545 $60,264
21557 $34,936
21555 $53,266
21530 $63,542
21766 $62,054
21524 $76,417
21529 $37,240

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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.