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/PA/GREENCASTLE

Greencastle ZIP code, Pennsylvania

The ZIP code for Greencastle, PA is 17225, and its area codes are 717 and 223.

USPS city name
1 ZIP code
Population
4,222
Area codes
717, 223

Greencastle in numbers

About 4,222 people live in Greencastle, in 1,760 households. The median household income is $77,419 a year, about the same as the Pennsylvania median of $77,971 (US: $80,734). The median owner-occupied home is valued at $264,500 (4% above the Pennsylvania median), and median gross rent is $932 a month. The median age is 43.6; 33.5% of adults 25 and over hold a bachelor's degree or higher (35.2% across Pennsylvania); the average commute takes 18 minutes.

Population4,222Greencastle4,222
Households1,760Greencastle1,760
Median age43.6Greencastle43.6Pennsylvania40.9US 38.9
Median household income$77,419Greencastle$77,419Pennsylvania$77,971US $80,734
Median home value$264,500Greencastle$264,500Pennsylvania$254,500US $332,700
Median gross rent$932Greencastle$932Pennsylvania$1,209US $1,413
Bachelor's degree or higher33.5%Greencastle33.5%Pennsylvania35.2%US 35.7%
Mean commute18.4 minGreencastle18.4 minPennsylvania26.3 minUS 26.4 min
Population density2,659 / sq miGreencastle2,659 / sq mi

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

ZIP codes addressed as Greencastle

ZIP codes with the USPS city name Greencastle
ZIP City Type Population Median income Median home
17225 Greencastle , PA Standard 20,347 $88,457 $304,100

Map of Greencastle ZIP codes

17225

The ZIP codes of Greencastle, PA, 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 Greencastle

The nearest larger towns are Fountainhead-Orchard Hills, MD (6,567 people, 7.1 mi), Waynesboro (11,047 people, 8.1 mi) and Hagerstown, MD (43,665 people, 10 mi).

Towns near Greencastle
TownPopulationDistance
State Line 3,111 4.0 mi
Maugansville, MD 3,624 6.8 mi
Fountainhead-Orchard Hills, MD 6,567 7.1 mi
Paramount-Long Meadow, MD 2,569 7.9 mi
Waynesboro 11,047 8.1 mi
Wayne Heights 3,293 10.2 mi
Hagerstown, MD 43,665 10.4 mi
Chambersburg 22,319 10.4 mi
Guilford 3,919 11.0 mi
Robinwood, MD 8,042 11.8 mi
Fayetteville 2,593 12.0 mi
Smithsburg, MD 3,115 12.2 mi
Halfway, MD 10,849 12.3 mi
St. James, MD 4,824 15.0 mi

More nearby: every ZIP code in Franklin County · Pennsylvania ZIP codes

Cite this page

zipcodes.pro. “Greencastle, PA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/pa/greencastle

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