Zip Code 20901 — Silver Spring, MD
20901 is a ZIP Code associated with Silver Spring, MD, located within Montgomery. 20901 ranks #12 out of 48 ZIP codes in Montgomery County by population (and #62 out of 477 in MD). The area supports an estimated population of 36,435 residents across Data Pending housing units, with a population density of 2,630.3 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (39.021550, -77.009190)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 20901 |
| Primary City | Silver Spring |
| State / Province | MD |
| County | Montgomery |
| Total Population | 36,435 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 2,630.3 people/sq mi |
| Timezone | America/New_York |
How 20901 Compares
| Metric | ZIP 20901 | Montgomery County | MD State Average |
|---|
| Population | 36,435 | 1,076,754 (Total) | 6,205,597 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 2,630.3 /sq mi | -- | -- |
| County Pop Rank | #12 of 48 | -- | -- |
Nearby ZIP Codes
| ZIP Code | City | Distance | Population | Median Income |
|---|
| Zip 20903 | Silver Spring | 1.5 mi | 24,815 | N/A |
| Zip 20910 | Silver Spring | 2.0 mi | 45,943 | N/A |
| Zip 20902 | Silver Spring | 2.3 mi | 54,261 | N/A |
| Zip 20783 | Hyattsville | 2.6 mi | 50,333 | N/A |
| Zip 20912 | Takoma Park | 2.8 mi | 25,749 | N/A |
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 →