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/LEITERSBURG

Leitersburg ZIP codes, Maryland

No ZIP code is named for Leitersburg, MD; addresses there use a neighbouring town's name. The ZIP code covering it is 21742. Its area codes are 240, 301 and 227.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
498
Area codes
240, 301, 227

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

Leitersburg in numbers

About 498 people live in Leitersburg, in 235 households. The median owner-occupied home is valued at $349,500 (17% below the Maryland median). The median age is 48.6; 29.8% of adults 25 and over hold a bachelor's degree or higher (43.4% across Maryland); the average commute takes 26 minutes.

Population498Leitersburg498
Households235Leitersburg235
Median age48.6Leitersburg48.6Maryland39.4US 38.9
Median home value$349,500Leitersburg$349,500Maryland$419,900US $332,700
Bachelor's degree or higher29.8%Leitersburg29.8%Maryland43.4%US 35.7%
Mean commute25.6 minLeitersburg25.6 minMaryland31.1 minUS 26.4 min
Population density284 / sq miLeitersburg284 / sq mi

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

ZIP codes covering Leitersburg

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

ZIP codes overlapping Leitersburg
ZIP City Type Population Median income Median home
21742 Hagerstown , MD Standard 34,069 $86,288 $304,800

Map of Leitersburg ZIP codes

21742

The ZIP codes of Leitersburg, 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 Leitersburg

The nearest larger towns are Smithsburg (3,115 people, 3.4 mi), Cavetown (858 people, 3.8 mi) and Paramount-Long Meadow (2,569 people, 3.9 mi).

Towns near Leitersburg
TownPopulationDistance
Smithsburg 3,115 3.4 mi
Paramount-Long Meadow 2,569 3.9 mi
Waynesboro, PA 11,047 4.6 mi
Robinwood 8,042 5.1 mi
Fountainhead-Orchard Hills 6,567 5.2 mi
Wayne Heights, PA 3,293 5.5 mi
State Line, PA 3,111 6.2 mi
Hagerstown 43,665 6.5 mi
Maugansville 3,624 6.7 mi
Greencastle, PA 4,222 8.8 mi
Halfway 10,849 9.6 mi
St. James 4,824 10.7 mi
Thurmont 6,254 12.4 mi
Boonsboro 3,809 12.8 mi

More nearby: every ZIP code in Washington County · Maryland ZIP codes

Cite this page

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

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