Zip Code 20904 — Silver Spring, MD
20904 is a ZIP Code associated with Silver Spring, MD, located within Montgomery. The postal region supports an estimated population of 58,646 residents across Data Pending housing units, with a population density of 1,649.4 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (39.066080, -76.979180)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 20904 |
| Primary City | Silver Spring |
| State / Province | MD |
| County | Montgomery |
| Total Population | 58,646 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 1,649.4 people/sq mi |
| Timezone | America/New_York |
How 20904 Compares
| Metric | ZIP 20904 | Montgomery County | MD State Average |
|---|
| Population | 58,646 | 1,076,754 | 6,205,597 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 1,649.4 /sq mi | -- | -- |
Nearby ZIP Codes
| ZIP Code | City | Distance | Population | Median Income |
|---|
| Zip 20903 | Silver Spring | 3.1 mi | 24,815 | N/A |
| Zip 20905 | Silver Spring | 3.1 mi | 19,004 | N/A |
| Zip 20901 | Silver Spring | 3.5 mi | 36,435 | N/A |
| Zip 20902 | Silver Spring | 3.7 mi | 54,261 | N/A |
| Zip 20866 | Burtonsville | 3.9 mi | 15,986 | 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 →