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County · GEOID 42097

Northumberland County, PA ZIP codes

28 ZIP/ZCTAs intersecting this county.

ACS 2023 population

90,925

Median household income

$57,948

Median home value

$151,600

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Northumberland County (GEOID 42097). Methodology

Combined population of ZIP/ZCTAs intersecting this county: 122,789 (28 ZIPs).

Combined population of ZIP/ZCTAs intersecting this county. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census county ACS headline above. Methodology

Northumberland County, PA ZIP code map

Census ZIP Code Tabulation Areas in Northumberland County, PA
ZIP Code Tabulation Areas inside Northumberland County, PA. Boundaries: U.S. Census Bureau. Methodology · Data sources
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ZIP/ZCTA overlap with Northumberland County

Population overlap

Share of each ZIP/ZCTA’s population located within Northumberland County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.

ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Northumberland County

USPS associates these ZIPs with Northumberland County

These codes list Northumberland County as a primary or acceptable city. They are not used for the ACS headline.

ZIPCityCountyPopulationIncome
17877SnydertownNorthumberland County110—