Annapolis Junction, MD 20701 ZIP Code Profile


ZIP Code 20701: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Annapolis Junction, MD 20701

Acceptable Alternative
Annapolis Jct, MD 20701

  • ZIP Code Type: STANDARD
  • County: Howard County
  • Centroid: Latitude 39.122, Longitude -76.79
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

ZIP Code 20701 has segments in 2 Counties / Independent Cities (Anne Arundel, Howard).

  • Businesses Addresses: 343
  • PO Box Addresses: 196
  • Residential Addresses: 152
    • Multi-Family Addresses: 151
    • Single Family Addresses: 1

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

Jump to... (On This Page!)
  1. 20701 2018 Demographic Data
  2. Growth Rates for 20701 (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Maryland Research Tools (Easy Tools & Current Data)
  3. Maryland Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Annapolis Junction, MD 20701 Data & Demographics (As of July 1, 2018)


Total Population 517
Population in Households 517
Population in Familes 398
Population in Group Qrtrs 0
Population Density2 259
Diversity Index3 47


Median Household Income $63,209
Average Household Income $83,613
Per Capita Income $33,963


Total Housing Units 226 (100%)
Owner Occupied HU 78 (34.5%)
Renter Occupied HU 132 (58.4%)
Vacant Housing Units 16 ( 7.1%)
Median Home Value $371,429
Average Home Value $365,385


Total Households 210
Average Household Size 2.46
Family Households 133
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population 23.27% 4.33%
Households 23.02% 4.2%
Families 23.07% 4.15%
Median Household Income   5.45%
Per Capita Income   4.22%

Annapolis Junction, MD 20701 - Peer Comparisons by Rank and Percentile

The table below compares 20701 to the other 448 ZIP Codes in Maryland by rank and percentile using July 1, 2018 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 # 387 14th
Population Density # 265 41st
Diversity Index # 175 61st
Median Household Income # 308 31st
Per Capita Income # 269 40th

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

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