Catonsville, MD ZIP codes

5 ZIP/ZCTAs intersecting this Census place (CDP) in Baltimore County.

ACS 2023 population

42,717

Median household income

$110,051

Median home value

$405,800

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Catonsville (GEOID 2414125). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 179,934 (5 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Catonsville, MD

Census place boundary and intersecting ZIP Code Tabulation Areas for Catonsville, MD — Census place boundary for Catonsville, MD. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources

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ZIP/ZCTA overlap with Catonsville

Population overlap

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

210432.1%
212270.2%
2122874.5%
USPS primary city
212296.1%
21250100.0%

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

ZIP codes intersecting Catonsville

ZIP	City	County	Population	Income
21043	Ellicott City	Howard County	47,134	$141,846
21227	Halethorpe	Baltimore County	35,695	$83,620
21228	Catonsville	Baltimore County	49,417	$107,714
21229	Baltimore	Baltimore city	44,687	$55,457
21250	Baltimore	Baltimore County	3,001	—