Bethesda, MD 20817 ZIP Code Profile

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Bethesda, MD

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ZIP Code 20817: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Bethesda, MD 20817

Acceptable Alternative
Westlake, MD 20817

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 594
  • Single Family Addresses: 11,956
  • Multi-Family Addresses: 1,846
  • County: Montgomery County
  • Centroid: Latitude 38.998, Longitude -77.146
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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20817 ZIP Code Map

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Bethesda, MD 20817 Data & Demographics (As of July 1, 2016)


Total Population 37,362
Population in Households 37,024
Population in Familes 32,142
Population in Group Qrtrs 338
Population Density1 2,591
Diversity Index2 48


Total Households 13,354
Average Household Size 2.77
Family Households 10,117
Average Family Size 3


Total Housing Units 14,027 (100%)
Owner Occupied HU 10,959 (78.1%)
Renter Occupied HU 2,395 (17.1%)
Vacant Housing Units 673 ( 4.8%)
Median Home Value $860,710
Average Home Value $872,801


Median Household Income $169,057
Average Household Income $230,872
Per Capita Income $82,849
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.71% 0.94%
Households 0.45% 0.79%
Families 0.4% 0.76%
Median Household Income   1.43%
Per Capita Income   1.43%
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.

Bethesda, MD 20817 - Peer Comparisons by Rank and Percentile

The table below compares 20817 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 # 49 89th
Population Density1 # 93 80th
Diversity Index2 # 148 68th
Median Household Income # 6 99th
Per Capita Income # 9 98th

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

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