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zipcodes.pro — CITY/MD/LINTHICUM-HEIGHTS

Linthicum Heights ZIP code, Maryland

The ZIP code for Linthicum Heights, MD is 21090, and its area codes are 410, 443 and 667.

USPS city name
1 ZIP code
Population
10,652
Area codes
410, 443, 667

NANPA lists no telephone rate centre for Linthicum Heights itself, so these are the area codes of the nearest one, Arbutus (2.2 miles). A town on an area-code boundary can differ from its neighbour.

Linthicum Heights in numbers

About 10,652 people live in Linthicum Heights, in 3,979 households. The median household income is $138,119 a year, 33% above the Maryland median of $103,678 (US: $80,734). The median owner-occupied home is valued at $410,400 (about the same as the Maryland median).

Population10,652Linthicum Heights10,652
Households3,979Linthicum Heights3,979
Median household income$138,119Linthicum Heights$138,119Maryland$103,678US $80,734
Median home value$410,400Linthicum Heights$410,400Maryland$419,900US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Linthicum Heights. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Linthicum Heights

ZIP codes with the USPS city name Linthicum Heights
ZIP City Type Population Median income Median home
21090 Linthicum Heights , MD Standard 10,652 $138,119 $410,400

Map of Linthicum Heights ZIP codes

21090

The ZIP codes of Linthicum Heights, MD, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Linthicum Heights

The nearest larger towns are Linthicum (11,313 people, 0.0 mi), Ferndale (17,529 people, 2.3 mi) and Brooklyn Park (16,067 people, 2.4 mi).

Towns near Linthicum Heights
TownPopulationDistance
Linthicum 11,313 0.0 mi
Lansdowne 7,876 1.8 mi
Ferndale 17,529 2.3 mi
Baltimore Highlands 8,206 2.3 mi
Brooklyn Park 16,067 2.4 mi
Arbutus 22,507 2.7 mi
Elkridge 26,283 4.2 mi
Glen Burnie 72,590 4.8 mi
Ilchester 28,364 5.2 mi
Severn 58,402 5.4 mi
Catonsville 43,368 5.6 mi
Pasadena 34,309 6.7 mi
Baltimore 573,243 6.9 mi
Jessup 9,931 7.3 mi

More nearby: every ZIP code in Anne Arundel County · Maryland ZIP codes

Cite this page

zipcodes.pro. “Linthicum Heights, MD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/md/linthicum-heights

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