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

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zipcodes.pro — CITY/PA/ULSTER

Ulster ZIP code, Pennsylvania

The ZIP code for Ulster, PA is 18850, and its area code is 570.

USPS city name
1 ZIP code
Population
349
Area code
570

Ulster in numbers

About 349 people live in Ulster, in 144 households. The median household income is $67,000 a year, 14% below the Pennsylvania median of $77,971 (US: $80,734). The median owner-occupied home is valued at $157,100 (38% below the Pennsylvania median), and median gross rent is $926 a month. The median age is 41.3; 20.0% of adults 25 and over hold a bachelor's degree or higher (35.2% across Pennsylvania); the average commute takes 22 minutes.

Population349Ulster349
Households144Ulster144
Median age41.3Ulster41.3Pennsylvania40.9US 38.9
Median household income$67,000Ulster$67,000Pennsylvania$77,971US $80,734
Median home value$157,100Ulster$157,100Pennsylvania$254,500US $332,700
Median gross rent$926Ulster$926Pennsylvania$1,209US $1,413
Bachelor's degree or higher20.0%Ulster20.0%Pennsylvania35.2%US 35.7%
Mean commute21.8 minUlster21.8 minPennsylvania26.3 minUS 26.4 min
Population density457 / sq miUlster457 / sq mi

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

ZIP codes addressed as Ulster

ZIP codes with the USPS city name Ulster
ZIP City Type Population Median income Median home
18850 Ulster , PA Standard 2,070 $71,739 $175,200

Map of Ulster ZIP codes

18850

The ZIP codes of Ulster, 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 Ulster

The nearest larger towns are Athens (3,243 people, 6.2 mi), Towanda (2,791 people, 6.2 mi) and Greens Landing (593 people, 6.4 mi).

Towns near Ulster
TownPopulationDistance
Athens 3,243 6.2 mi
Towanda 2,791 6.2 mi
Sayre 5,431 9.5 mi
Waverly, NY 4,305 11.5 mi
Owego, NY 3,912 21.7 mi
Southport, NY 6,450 22.0 mi
Elmira, NY 26,257 23.0 mi
Apalachin, NY 2,553 23.4 mi
West Elmira, NY 4,750 23.9 mi
Elmira Heights, NY 4,110 25.2 mi
Horseheads, NY 6,449 27.6 mi
Horseheads North, NY 2,676 28.5 mi
Endicott, NY 13,387 28.6 mi
Mansfield 2,990 29.6 mi

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

Cite this page

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

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