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/PAROLE

Parole ZIP codes, Maryland

No ZIP code is named for Parole, MD; addresses there use a neighbouring town's name. 2 ZIP codes cover it: 21401 and 21037. Its area codes are 443, 410 and 667.

USPS city name
0 ZIP codes
Overlapping the city
2 more
Population
17,229
Area codes
443, 410, 667

NANPA lists no telephone rate centre for Parole itself, so these are the area codes of the nearest one, Annapolis (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Parole in numbers

About 17,229 people live in Parole, in 9,206 households. The median household income is $120,361 a year, 16% above the Maryland median of $103,678 (US: $80,734). The median owner-occupied home is valued at $533,500 (27% above the Maryland median), and median gross rent is $2,306 a month. The median age is 53.8; 61.7% of adults 25 and over hold a bachelor's degree or higher (43.4% across Maryland); the average commute takes 30 minutes.

Population17,229Parole17,229
Households9,206Parole9,206
Median age53.8Parole53.8Maryland39.4US 38.9
Median household income$120,361Parole$120,361Maryland$103,678US $80,734
Median home value$533,500Parole$533,500Maryland$419,900US $332,700
Median gross rent$2,306Parole$2,306Maryland$1,705US $1,413
Bachelor's degree or higher61.7%Parole61.7%Maryland43.4%US 35.7%
Mean commute30.1 minParole30.1 minMaryland31.1 minUS 26.4 min
Population density1,678 / sq miParole1,678 / sq mi

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

ZIP codes covering Parole

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

ZIP codes overlapping Parole
ZIP City Type Population Median income Median home
21037 Edgewater , MD Standard 20,854 $145,787 $560,300
21401 Annapolis , MD Standard 38,629 $123,381 $601,400

Map of Parole ZIP codes

2103721401

The ZIP codes of Parole, 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 Parole

The nearest larger towns are Annapolis (40,720 people, 2.8 mi), Arnold (24,303 people, 4.6 mi) and Severna Park (40,228 people, 6.9 mi).

Towns near Parole
TownPopulationDistance
Annapolis 40,720 2.8 mi
Edgewater 8,519 3.3 mi
Riva 4,976 3.6 mi
Naval Academy 3,006 3.8 mi
Arnold 24,303 4.6 mi
Annapolis Neck 12,032 4.6 mi
Mayo 8,694 6.2 mi
Severna Park 40,228 6.9 mi
Cape St. Claire 9,236 6.9 mi
Crofton 29,549 7.1 mi
Lake Shore 18,249 7.9 mi
Gambrills 2,830 9.0 mi
Odenton 45,002 9.3 mi
Bowie 57,926 10.3 mi

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

Cite this page

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

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