Garrett County, Maryland ZIP codes
12 ZIP codes are in Garrett County, plus 1 that cross in from neighboring counties.
- ZIP codes
- 12
- Population in these ZIPs
- 32,911
- Avg. median income
- $63,700population-weighted
- Cities & towns
- 12
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Garrett County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 21520 | Accident | 1,918 | $59,852 | $313,600 |
| 21521 | Barton | 1,400 | $64,194 | $124,300 |
| 21522 PO Box | Bittinger | — | — | — |
| 21523 | Bloomington | 150 | $59,063 | $122,800 |
| 21531 | Friendsville | 2,487 | $63,750 | $221,700 |
| 21536 | Grantsville | 3,833 | $64,205 | $243,000 |
| 21538 | Kitzmiller | 678 | $61,250 | $88,100 |
| 21539 | Lonaconing | 1,975 | $57,708 | $104,600 |
| 21541 | Mc Henry | 1,335 | $82,955 | $630,600 |
| 21550 | Oakland | 13,691 | $64,921 | $297,600 |
| 21561 | Swanton | 2,412 | $73,858 | $589,100 |
| 21562 | Westernport | 3,032 | $47,500 | $91,000 |
ZIP codes partly in Garrett County
These ZIP codes are mostly in a neighboring county but cover part of Garrett County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 21532 | Frostburg | Allegany County | 13,647 | $63,690 | $178,100 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Garrett County
Nearby counties
Frequently asked questions
How many ZIP codes are in Garrett County, Maryland?
12 ZIP codes are mainly in Garrett County, and 1 more ZIP codes from neighboring areas reach partly into it.
What cities are in Garrett County?
ZIP codes in Garrett County use the city names Accident, Barton, Bittinger, Bloomington, Friendsville, Grantsville, Kitzmiller, Lonaconing, Mc Henry, Oakland, Swanton and Westernport.