Zip Code 21557 — Rawlings, MD
21557 is a ZIP Code associated with Rawlings, MD, located within Allegany. 21557 ranks #5 out of 14 ZIP codes in Allegany County by population (and #329 out of 477 in MD). The area supports an estimated population of 1,481 residents across Data Pending housing units, with a population density of 21.4 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (39.519100, -78.923530)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 21557 |
| Primary City | Rawlings |
| State / Province | MD |
| County | Allegany |
| Total Population | 1,481 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 21.4 people/sq mi |
| Timezone | America/New_York |
How 21557 Compares
| Metric | ZIP 21557 | Allegany County | MD State Average |
|---|
| Population | 1,481 | 66,188 (Total) | 6,205,597 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 21.4 /sq mi | -- | -- |
| County Pop Rank | #5 of 14 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →