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ZIP code

21030

Cockeysville, MD

STANDARD

21030 covers Cockeysville in Baltimore County, with 25,312 people in the ACS 2023 estimate.

Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology

ACS 2023 population

25,312

Median household income

$97,875

Median home value

$435,500

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 21030. Methodology

ZIP code map of 21030

Census ZCTA boundary for ZIP 21030 in Cockeysville, Maryland
Census ZCTA boundary for ZIP 21030 in Cockeysville, Maryland. A ZCTA is not the same as a USPS ZIP code. Boundaries: U.S. Census Bureau. Methodology · Data sources
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About ZIP code 21030

Type

STANDARD

City

Cockeysville

County

Baltimore County

Timezone

America/New_York

Area codes

410, 443, 667

Land area

24.0 sq mi

Water area

0.48 sq mi

Households

11,341

Median gross rent

$1,600

Acceptable cities: Cockysvil, Hunt Valley

More enterprise fields

Timezone
America/New_York
Area Codes
410, 443, 667
World Region
NA
Country
US

Commercial ZIP directory · not ACS

Commercial ZIP directory population_count for ZCTA 21030. Not ACS. Methodology

People in 21030

Race

  • White14,934
  • Black or African American4,461
  • American Indian or Alaska Native115
  • Asian2,998
  • Native Hawaiian and Pacific Islander20
  • Other race1,800
  • Two or more races1,828

Hispanic or Latino (any race): 3,136

Age

  • Under 102,980
  • 10 to 193,197
  • 20 to 293,739
  • 30 to 394,010
  • 40 to 492,949
  • 50 to 593,287
  • 60 to 693,002
  • 70 to 791,865
  • 80 and older1,127

Income and housing in 21030

Poverty rate

11.7%

Median earnings

$54,052

Median household income

$97,875

Median home value

$435,500

Median gross rent

$1,600

Education

  • High school graduate92.6%
  • Bachelor's degree53.5%
  • Graduate degree20.9%

Places covering 21030

Cities and places — Population overlap

Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

Counties — Population overlap

Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.

ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

13.9% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 21030

IRS populationACS population
27,97213,986020052023

Hover the chart or read the table below (Year | ACS | IRS).

Population history. Year | ACS population | IRS population. ACS and IRS are separate series. Blank cells mean that source did not publish a count for the year.
YearACS populationIRS population
200522,928
200622,065
200722,837
200822,541
200923,355
201024,276
201124,23824,288
201223,75424,290
201324,58524,770
201425,32124,570
201524,73624,550
201624,32824,490
201724,94424,250
201825,63724,100
201924,39623,880
202024,15223,970
202125,90023,070
202225,13323,080
202325,312

ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.

ZIP codes near 21030

12 nearest ZIP centroids (any distance)

  1. 21023Butler2.3 miPop 83 · Income $81,438
  2. 21152Sparks Glencoe2.8 miPop 6,402 · Income $119,833
  3. 21031Hunt Valley2.9 miPop 25 · Income —
  4. 21131Phoenix5.9 miPop 7,050 · Income $187,250
  5. 21093Lutherville Timonium6.2 miPop 38,895 · Income $121,771
  6. 21071Glyndon6.3 miPop 355 · Income $138,456
  7. 21153Stevenson6.8 miPop 519 · Income $184,643
  8. 21155Upperco7.0 miPop 3,124 · Income $124,219
  9. 21111Monkton7.1 miPop 4,690 · Income $135,781
  10. 21117Owings Mills7.4 miPop 61,337 · Income $100,934
  11. 21204Towson8.5 miPop 19,605 · Income $98,452
  12. 21120Parkton9.1 miPop 7,286 · Income $157,275

ZIP centroids within 2 miles

No other ZIP codes within 2 miles of 21030, measured by Census internal-point centroids. Try a wider radius.

ZIPs within 2 miles of this place

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21030 Cockeysville, MD

Looking up ZIP codes within 2 miles of 21030 Cockeysville, MD, measured by centroid distance.

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ACS population

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Households

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Avg median income

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Avg median home

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ZIP code 21030 FAQ

What city is ZIP code 21030 in?
21030 is in Cockeysville, MD.
What county is 21030 in?
21030 is in Baltimore County.
What is the median household income in 21030?
The median household income in 21030 is $97,875.
Which ZIP codes are near 21030?
Use the radius tool on this page to list ZIP codes within a chosen distance of 21030.