Silver Spring, MD 20904 ZIP Code Profile

Related Place Profiles:
Cloverly, MD | Colesville, MD | Silver Spring, MD

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ZIP Code 20904: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Silver Spring, MD 20904

Acceptable Alternative
Colesville, MD 20904

Not Acceptable, USPS
Cloverly, MD 20904

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 662
  • Single Family Addresses: 12,113
  • Multi-Family Addresses: 9,194
  • County: Montgomery County
  • Centroid: Latitude 39.065, Longitude -76.981
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 20904 has segments in 2 Counties / Independent Cities (Montgomery, Prince George's).

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


20904 ZIP Code Map

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Silver Spring, MD 20904 Data & Demographics (As of July 1, 2016)


Total Population 57,965
Population in Households 57,501
Population in Familes 47,031
Population in Group Qrtrs 464
Population Density1 4,347
Diversity Index2 79


Total Households 21,253
Average Household Size 2.71
Family Households 14,135
Average Family Size 3


Total Housing Units 22,297 (100%)
Owner Occupied HU 11,264 (50.5%)
Renter Occupied HU 9,989 (44.8%)
Vacant Housing Units 1,044 ( 4.7%)
Median Home Value $402,058
Average Home Value $419,496


Median Household Income $73,400
Average Household Income $95,692
Per Capita Income $35,378
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.72% 0.97%
Households 0.43% 0.81%
Families 0.31% 0.73%
Median Household Income   2.01%
Per Capita Income   1.46%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Silver Spring, MD 20904 - Peer Comparisons by Rank and Percentile

The table below compares 20904 to the other 455 ZIP Codes in Maryland by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 7 99th
Population Density1 # 53 89th
Diversity Index2 # 24 95th
Median Household Income # 233 49th
Per Capita Income # 223 51st

Additional comparisons and rankings can be made with a VERY EASY TO USE Maryland Census Data Comparison Tool.

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