Annapolis, MD 21403 ZIP Code Profile

Related Place Profiles:
Annapolis, MD

ZIP Code 21403: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Annapolis, MD 21403

Acceptable Alternative
Highland Bch, MD 21403

  • ZIP Code Type: STANDARD
  • County: Anne Arundel County
  • Centroid: Latitude 38.949, Longitude -76.489
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 797
  • PO Box Addresses: 749
  • Residential Addresses: 13,831
    • Multi-Family Addresses: 3,955
    • Single Family Addresses: 9,876

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. 21403 2018 Demographic Data
  2. Growth Rates for 21403 (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, MD 21403 Data & Demographics (As of July 1, 2018)


Total Population 30,717
Population in Households 30,506
Population in Familes 22,467
Population in Group Qrtrs 211
Population Density2 3,270
Diversity Index3 65


Median Household Income $91,030
Average Household Income $122,705
Per Capita Income $51,412


Total Housing Units 14,449 (100%)
Owner Occupied HU 7,976 (55.2%)
Renter Occupied HU 4,831 (33.4%)
Vacant Housing Units 1,642 (11.4%)
Median Home Value $466,024
Average Home Value $617,061


Total Households 12,807
Average Household Size 2.38
Family Households 7,469
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 0.32% 0.54%
Households 0.1% 0.42%
Families -0.03% 0.32%
Median Household Income   2.64%
Per Capita Income   2.76%

Annapolis, MD 21403 - Peer Comparisons by Rank and Percentile

The table below compares 21403 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 # 78 83rd
Population Density # 73 84th
Diversity Index # 67 85th
Median Household Income # 172 62nd
Per Capita Income # 76 83rd

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

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