Silver Spring, MD 20901 ZIP Code Profile

Related Place Profiles:
Silver Spring, MD | Takoma Park, MD

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ZIP Code 20901: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Silver Spring, MD 20901

Acceptable Alternative
Takoma Park, MD 20901

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 350
  • Single Family Addresses: 9,660
  • Multi-Family Addresses: 3,314
  • County: Montgomery County
  • Centroid: Latitude 39.018, Longitude -77.008
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

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.


20901 ZIP Code Map

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Silver Spring, MD 20901 Data & Demographics (As of July 1, 2017)


Total Population 36,785
Daytime Population: Workers 6,460
Daytime Population: Residents 17,003
Total Daytime Population (TDP) 23,463
Ratio TDP/Total Population1 0.64
Population in Households 36,682
Population in Familes 29,346
Population in Group Qrtrs 103
Population Density2 6,669
Diversity Index3 83


Median Household Income $95,354
Average Household Income $113,163
Per Capita Income $39,473


Total Housing Units 13,335 (100%)
Owner Occupied HU 8,626 (64.7%)
Renter Occupied HU 4,172 (31.3%)
Vacant Housing Units 537 ( 4.0%)
Median Home Value $420,282
Average Home Value $436,836


Total Households 12,798
Average Household Size 2.87
Family Households 8,642
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.
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.58% 0.65%
Households 0.38% 0.5%
Families 0.3% 0.45%
Median Household Income   1.76%
Per Capita Income   2.3%

Silver Spring, MD 20901 - Peer Comparisons by Rank and Percentile

The table below compares 20901 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 # 52 89th
Population Density # 30 94th
Diversity Index # 17 96th
Median Household Income # 144 69th
Per Capita Income # 183 60th

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

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