Silver Spring, MD 20906 ZIP Code Profile


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ZIP Code 20906: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Silver Spring, MD 20906

Acceptable Alternative
Aspen Hill, MD 20906

Not Acceptable, USPS
Glenmont, MD 20906
Leisure World, MD 20906
Norbeck, MD 20906
Wheaton, MD 20906

  • ZIP Code Type: STANDARD
  • County: Montgomery County
  • Centroid: Latitude 39.081, Longitude -77.057
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 432
  • PO Box Addresses: 0
  • Residential Addresses: 26,091
    • Multi-Family Addresses: 11,021
    • Single Family Addresses: 15,070

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic 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 demographic data.


20906 ZIP Code Map

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Silver Spring, MD 20906 Data & Demographics (As of July 1, 2017)


Total Population 69,468
Daytime Population: Workers 9,898
Daytime Population: Residents 34,551
Total Daytime Population (TDP) 44,449
Ratio TDP/Total Population1 0.64
Population in Households 68,791
Population in Familes 53,057
Population in Group Qrtrs 677
Population Density2 5,585
Diversity Index3 86


Median Household Income $75,510
Average Household Income $95,872
Per Capita Income $35,508


Total Housing Units 27,179 (100%)
Owner Occupied HU 16,764 (61.7%)
Renter Occupied HU 8,740 (32.2%)
Vacant Housing Units 1,675 ( 6.2%)
Median Home Value $343,197
Average Home Value $366,239


Total Households 25,504
Average Household Size 2.7
Family Households 15,948
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2017 2017-2022
Population 1.09% 0.96%
Households 0.86% 0.83%
Families 0.8% 0.8%
Median Household Income   1.94%
Per Capita Income   2.53%

Silver Spring, MD 20906 - Peer Comparisons by Rank and Percentile

The table below compares 20906 to the other 456 ZIP Codes in Maryland by rank and percentile using July 1, 2017 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 # 2 100th
Population Density # 35 93rd
Diversity Index # 11 98th
Median Household Income # 233 49th
Per Capita Income # 233 49th

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

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