ZIP code 21555: Oldtown, MD
21555 is a ZIP code in Oldtown, Maryland, mainly in Allegany County, part of the Cumberland, MD-WV micro area. About 1,470 people live here.
- Population
- 1,470
- Median household income
- $53,266
- Typical home value
- $202,600+7.9% in 12 months
- Median rent
- $790gross, per month
- Median age
- 42.6
- Homeowners
- 82.4%of occupied homes
Shaded: ZIP code 21555's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 21555 details
| City | Oldtown |
|---|---|
| State | Maryland |
| County | Allegany County |
| Metro area | Cumberland, MD-WV |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 98.3 sq mi, plus 2 sq mi of water |
| Population density | 15 people per sq mi |
| Bachelor's degree or higher | 11.9% of adults 25+ |
| Average commute | 26.6 minutes |
| Center coordinates | 39.57514, -78.56257 |
ZIP codes near 21555
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 25431 | Levels, WV | 6.3 mi | 413 |
| 26722 | Green Spring, WV | 6.5 mi | 496 |
| 21504 | Cumberland, MD | 6.8 mi | — |
| 21530 | Flintstone, MD | 7.3 mi | 1,404 |
| 21560 | Spring Gap, MD | 7.7 mi | 9 |
| 26763 | Springfield, WV | 10.1 mi | 1,253 |
| 25444 | Slanesville, WV | 10.3 mi | 717 |
| 25437 | Points, WV | 10.5 mi | 143 |
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
Buying a home in 21555?
A typical home in ZIP code 21555 is worth about $202,600 (Zillow Home Value Index). The median household here earns $53,266 a year. See what buying here would cost per month, with Maryland average taxes and insurance filled in.
Monthly payment for a $202,600 homeWhat can a $53,266 income afford?Rental property numbers
About ZIP code 21555
What city is ZIP code 21555?
ZIP code 21555 is in Oldtown, MD, in Allegany County.
What county is ZIP code 21555 in?
21555 is mainly in Allegany County, Maryland.
What is the population of ZIP code 21555?
About 1,470 people live in ZIP code 21555, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 21555 in?
21555 is in Eastern Time (UTC−5). It observes daylight saving time.