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ZIP Code 21530
Flintstone, MD, Allegany County
Population
1,404
Land area
60.9sq mi
People per sq mi
23
City
Flintstone
ZIP 21530 and nearby ZIP codes
ZIP 21530 at a glance
- ZIP 21530 (Flintstone) is 96% less dense than Maryland as a whole.
- Households here earn a median of $63,542 a year, 39% less than the Maryland figure of $103,678.
- A typical owner-occupied home is valued at $202,400 (52% below Maryland) and median rent is $828 a month.
Local data for ZIP 21530
Counts from official public data
Housing and community stats
ZIP 21530, American Community Survey 2020-2024
Median household income
$63,542
Poverty rate
18.5%
Median home value
$202,400
Median rent
$828/mo
Homeownership
82.7%
Bachelor's or higher
21.2%
Median age
56.0
Average commute
26.5 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
19
ZIP Business Patterns 2023
Employees
541
$20.6M annual payroll
PPP loans
$278K
22 loans
Campaign donations
$2,298
Itemized, 2026 cycle
Environment and hazard risk
ZIP 21530, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: landslide
Storm events since 1996
1,095
Countywide, mostly winter weather
Flood insurance policies
135
0.5% of homes, county
July high / Jan low
87° / 23°F
39.2 inches of rain a year
Health statistics
Share of adults in ZIP 21530, CDC PLACES estimates
Obesity
36.8%
U.S. 33.3% +3.5 pts
Diabetes
14.4%
U.S. 12.1% +2.3 pts
Smoking
19.0%
U.S. 12.8% +6.2 pts
Uninsured (18-64)
8.3%
U.S. 11.1% -2.8 pts
Frequently asked questions
- What city is ZIP code 21530?
- ZIP code 21530 is in Flintstone, MD (Allegany County).
- What county is ZIP code 21530 in?
- ZIP code 21530 is mostly in Allegany County, Maryland.
- How many people live in ZIP code 21530?
- About 1,404 people live in the 21530 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.