Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/MD/SEVERN

Severn ZIP code, Maryland

The ZIP code for Severn, MD is 21144, and its area codes are 410, 443 and 667.

USPS city name
1 ZIP code
Overlapping the city
6 more
Population
58,402
Area codes
410, 443, 667

Mail addressed to Severn uses the ZIP code above. 6 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Severn in numbers

About 58,402 people live in Severn, in 21,748 households, the 14th-largest of Maryland's 527 census places. The median household income is $134,423 a year, 30% above the Maryland median of $103,678 (US: $80,734). The median owner-occupied home is valued at $479,200 (14% above the Maryland median), and median gross rent is $2,175 a month. The median age is 36.5; 46.1% of adults 25 and over hold a bachelor's degree or higher (43.4% across Maryland); the average commute takes 28 minutes.

Population58,402Severn58,402
Households21,748Severn21,748
Median age36.5Severn36.5Maryland39.4US 38.9
Median household income$134,423Severn$134,423Maryland$103,678US $80,734
Median home value$479,200Severn$479,200Maryland$419,900US $332,700
Median gross rent$2,175Severn$2,175Maryland$1,705US $1,413
Bachelor's degree or higher46.1%Severn46.1%Maryland43.4%US 35.7%
Mean commute27.8 minSevern27.8 minMaryland31.1 minUS 26.4 min
Population density3,185 / sq miSevern3,185 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Severn CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Severn

ZIP codes with the USPS city name Severn
ZIP City Type Population Median income Median home
21144 Severn , MD Standard 37,118 $136,684 $483,700

Other ZIP codes overlapping Severn

These ZIP codes cover part of Severn but are addressed as somewhere else.

ZIP codes overlapping Severn
ZIP City Type Population Median income Median home
20755 Fort George G Meade , MD Standard 11,225 $103,261 —
20794 Jessup , MD Standard 16,814 $116,406 $426,100
21061 Glen Burnie , MD Standard 57,230 $87,751 $339,100
21076 Hanover , MD Standard 24,268 $146,869 $513,300
21077 Harmans , MD Standard 63 — —
21113 Odenton , MD Standard 36,705 $125,639 $432,000

Map of Severn ZIP codes

21144

The ZIP codes of Severn, 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 Severn

The nearest larger towns are Glen Burnie (72,590 people, 5.0 mi), Columbia (104,338 people, 9.9 mi) and Baltimore (573,243 people, 12 mi).

Towns near Severn
TownPopulationDistance
Fort Meade 11,225 3.3 mi
Gambrills 2,830 3.8 mi
Jessup 9,931 4.4 mi
Odenton 45,002 4.8 mi
Elkridge 26,283 4.8 mi
Ferndale 17,529 4.9 mi
Glen Burnie 72,590 5.0 mi
Linthicum 11,313 5.4 mi
Maryland City 19,186 6.3 mi
Ilchester 28,364 6.6 mi
Savage 8,239 6.8 mi
Brooklyn Park 16,067 7.0 mi
Lansdowne 7,876 7.1 mi
Arbutus 22,507 7.4 mi

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

Cite this page

zipcodes.pro. “Severn, MD ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/md/severn

Underlying data is public domain or openly licensed — sources, vintages and licences.