Bel Air, MD 21015 ZIP Code Profile

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Bel Air, MD

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ZIP Code 21015: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Bel Air, MD 21015

  • ZIP Code Type: STANDARD
  • County: Harford County
  • Centroid: Latitude 39.535, Longitude -76.289
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 454
  • PO Box Addresses: 0
  • Residential Addresses: 11,001
    • Multi-Family Addresses: 1,283
    • Single Family Addresses: 9,718

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

EXTREMELY LOCAL Demographic Data

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21015 ZIP Code Map

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Bel Air, MD 21015 Data & Demographics (As of July 1, 2017)


Total Population 29,616
Daytime Population: Workers 9,334
Daytime Population: Residents 13,572
Total Daytime Population (TDP) 22,906
Ratio TDP/Total Population1 0.77
Population in Households 29,448
Population in Familes 25,827
Population in Group Qrtrs 168
Population Density2 908
Diversity Index3 31


Median Household Income $100,715
Average Household Income $117,327
Per Capita Income $41,693


Total Housing Units 10,931 (100%)
Owner Occupied HU 8,665 (79.3%)
Renter Occupied HU 1,807 (16.5%)
Vacant Housing Units 459 ( 4.2%)
Median Home Value $337,831
Average Home Value $374,743


Total Households 10,472
Average Household Size 2.81
Family Households 7,955
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 0.39% 0.48%
Households 0.34% 0.45%
Families 0.24% 0.37%
Median Household Income   1.07%
Per Capita Income   2.17%

Bel Air, MD 21015 - Peer Comparisons by Rank and Percentile

The table below compares 21015 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 # 86 81st
Population Density # 162 65th
Diversity Index # 288 37th
Median Household Income # 120 74th
Per Capita Income # 158 66th

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

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