Cockeysville, MD 21030 ZIP Code Profile

Related Place Profiles:
Cockeysville, MD | Hunt Valley, MD

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ZIP Code 21030: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Cockeysville, MD 21030

Acceptable Alternative
Cockysvil, MD 21030
Hunt Valley, MD 21030

  • ZIP Code Type: STANDARD
  • County: Baltimore County
  • Centroid: Latitude 39.492, Longitude -76.661
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 1,301
  • PO Box Addresses: 351
  • Residential Addresses: 11,426
    • Multi-Family Addresses: 6,208
    • Single Family Addresses: 5,218

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

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.


21030 ZIP Code Map

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Cockeysville, MD 21030 Data & Demographics (As of July 1, 2017)


Total Population 24,397
Daytime Population: Workers 24,930
Daytime Population: Residents 10,538
Total Daytime Population (TDP) 35,468
Ratio TDP/Total Population1 1.45
Population in Households 23,966
Population in Familes 17,598
Population in Group Qrtrs 431
Population Density2 1,155
Diversity Index3 64


Median Household Income $70,611
Average Household Income $100,717
Per Capita Income $42,029


Total Housing Units 10,744 (100%)
Owner Occupied HU 4,549 (42.3%)
Renter Occupied HU 5,476 (51.0%)
Vacant Housing Units 719 ( 6.7%)
Median Home Value $372,843
Average Home Value $461,360


Total Households 10,025
Average Household Size 2.39
Family Households 5,687
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 0.69% 0.61%
Households 0.37% 0.47%
Families 0.25% 0.39%
Median Household Income   1.9%
Per Capita Income   1.97%

Cockeysville, MD 21030 - Peer Comparisons by Rank and Percentile

The table below compares 21030 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 # 111 76th
Population Density # 148 68th
Diversity Index # 74 84th
Median Household Income # 255 44th
Per Capita Income # 149 68th

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

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