Garrett Park, MD 20896 ZIP Code Profile

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Garrett Park, MD

ZIP Code 20896: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Garrett Park, MD 20896

  • ZIP Code Type: PO BOX
  • County: Montgomery County
  • Centroid: Latitude 39.033, Longitude -77.093
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 62
  • PO Box Addresses: 398
  • Residential Addresses: 1
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 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.


20896 ZIP Code Map

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Garrett Park, MD 20896 Data & Demographics (As of July 1, 2017)


Total Population 1,067
Daytime Population: Workers 205
Daytime Population: Residents 552
Total Daytime Population (TDP) 757
Ratio TDP/Total Population1 0.71
Population in Households 1,067
Population in Familes 915
Population in Group Qrtrs 0
Population Density2 4,258
Diversity Index3 39


Median Household Income $124,541
Average Household Income $173,350
Per Capita Income $65,961


Total Housing Units 424 (100%)
Owner Occupied HU 354 (83.5%)
Renter Occupied HU 52 (12.3%)
Vacant Housing Units 18 ( 4.2%)
Median Home Value $686,364
Average Home Value $747,034


Total Households 406
Average Household Size 2.63
Family Households 301
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 1.01% 1.1%
Households 0.92% 0.97%
Families 0.85% 0.98%
Median Household Income   0.77%
Per Capita Income   1.44%

Garrett Park, MD 20896 - Peer Comparisons by Rank and Percentile

The table below compares 20896 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 # 350 23rd
Population Density # 57 88th
Diversity Index # 228 51st
Median Household Income # 40 91st
Per Capita Income # 25 95th

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

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