What city is ZIP code 21520?

ZIP code 21520 is in Accident, MD (Garrett County).

What county is ZIP code 21520 in?

ZIP code 21520 is mostly in Garrett County, Maryland.

How many people live in ZIP code 21520?

About 1,918 people live in the 21520 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 21520

Accident, MD, Garrett County

Population

1,918

Land area

56.7sq mi

People per sq mi

City

Accident

ZIP 21520 and nearby ZIP codes

Full map

ZIP 21520 at a glance

ZIP 21520 (Accident) is 95% less dense than Maryland as a whole.
The median household income is $59,852, 42% below the Maryland median of $103,678.
A typical owner-occupied home is valued at $298,600 (29% below Maryland) and median rent is $693 a month.

Local data for ZIP 21520

Counts from official public data

Housing and community stats

ZIP 21520, American Community Survey 2020-2024

Full profile

Median household income

$59,852

Poverty rate

8.1%

Median home value

$298,600

Prices +14.4% in a year

Median rent

$693/mo

Homeownership

80.8%

Bachelor's or higher

30.8%

Median age

43.3

Average commute

20.8 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

ZIP Business Patterns 2023

Employees

529

$18.7M annual payroll

PPP loans

$3.8M

106 loans

Campaign donations

$24.8K

39% D, 42% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 21520, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Very Low

Top: landslide

Storm events since 1996

353

Countywide, mostly thunderstorm wind

Flood insurance policies

0.4% of homes, county

July high / Jan low

79° / 17°F

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 21520, CDC PLACES estimates

All 40 measures

Obesity

37.0%

U.S. 33.3% +3.7 pts

Diabetes

13.9%

U.S. 12.1% +1.8 pts

Smoking

15.2%

U.S. 12.8% +2.4 pts

Uninsured (18-64)

8.3%

U.S. 11.1% -2.8 pts

Frequently asked questions

What city is ZIP code 21520?: ZIP code 21520 is in Accident, MD (Garrett County).
What county is ZIP code 21520 in?: ZIP code 21520 is mostly in Garrett County, Maryland.
How many people live in ZIP code 21520?: About 1,918 people live in the 21520 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.