Arnold, MD ZIP codes

3 ZIP/ZCTAs intersecting this Census place (CDP) in Anne Arundel County.

ACS 2023 population

23,866

Median household income

$137,799

Median home value

$547,800

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Arnold (GEOID 2402275). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 70,970 (3 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 Arnold, MD

Census place boundary and intersecting ZIP Code Tabulation Areas for Arnold, MD — Census place boundary for Arnold, 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 Arnold

Population overlap

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

2101297.3%
USPS primary city
211461.5%
214099.2%

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 Arnold

ZIP	City	County	Population	Income
21012	Arnold	Anne Arundel County	22,306	$137,544
21146	Severna Park	Anne Arundel County	28,489	$169,835
21409	Annapolis	Anne Arundel County	20,175	$146,667