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/DOWNSVILLE

Downsville ZIP codes, Maryland

No ZIP code is named for Downsville, MD; addresses there use a neighbouring town's name. The ZIP code covering it is 21795. Its area codes are 240 and 301.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
958
Area codes
240, 301

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

Downsville in numbers

About 958 people live in Downsville, in 234 households. The median household income is $220,063 a year, 2.1 times the Maryland median of $103,678 (US: $80,734). The median owner-occupied home is valued at $342,700 (18% below the Maryland median). The median age is 26.9; 12.1% of adults 25 and over hold a bachelor's degree or higher (43.4% across Maryland); the average commute takes 26 minutes.

Population958Downsville958
Households234Downsville234
Median age26.9Downsville26.9Maryland39.4US 38.9
Median household income$220,063Downsville$220,063Maryland$103,678US $80,734
Median home value$342,700Downsville$342,700Maryland$419,900US $332,700
Bachelor's degree or higher12.1%Downsville12.1%Maryland43.4%US 35.7%
Mean commute25.8 minDownsville25.8 minMaryland31.1 minUS 26.4 min
Population density1,533 / sq miDownsville1,533 / sq mi

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

ZIP codes covering Downsville

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

ZIP codes overlapping Downsville
ZIP City Type Population Median income Median home
21795 Williamsport , MD Standard 10,144 $87,864 $295,800

Map of Downsville ZIP codes

21795

The ZIP codes of Downsville, 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 Downsville

The nearest larger towns are Williamsport (1,949 people, 3.1 mi), St. James (4,824 people, 3.1 mi) and Halfway (10,849 people, 4.5 mi).

Towns near Downsville
TownPopulationDistance
St. James 4,824 3.1 mi
Halfway 10,849 4.5 mi
Hagerstown 43,665 7.2 mi
Boonsboro 3,809 7.9 mi
Robinwood 8,042 8.9 mi
Maugansville 3,624 10.0 mi
Fountainhead-Orchard Hills 6,567 10.2 mi
Paramount-Long Meadow 2,569 10.4 mi
Martinsburg, WV 18,904 11.6 mi
State Line, PA 3,111 13.0 mi
Smithsburg 3,115 13.7 mi
Middletown 5,014 16.2 mi
Greencastle, PA 4,222 16.8 mi
Ranson, WV 5,729 17.5 mi

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

Cite this page

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

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