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Northumberland borough, PA

ZIP Code 17857 — Northumberland borough, PA Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
7,682
Median Income
$64,306
-14% vs US avg
Home Value
$191,800
-45% vs US avg
Median Rent
$711
-39% vs US avg
Median Age
48.7 yrs
+25% vs US avg
Area Code
Congress
Top Ancestry
GermanEnglishIrish
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Location
Coordinates
40.9321, -76.7730
Elevation
575 ft
Land Area
26.8 sq mi
Water Area
2.3 sq mi (8% water)

At a glance

Population
7,682
Density
N/A
Median income
$64,306
-14% vs US avg
Home value
$191,800
-45% vs US avg
Median rent
$711
-39% vs US avg
Timezone

Overview of ZIP Code 17857

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What to know about ZIP 17857

ZIP code 17857 covers Northumberland, PA in Northumberland County with a population of about 7,682.

At a glance, the area shows median age of 48.7 versus a U.S. median of about 38.9.

It sits in telephone area codes 272, 570; U.S. House district PA-9; the WILKES BARRE - SCRANTON media market.

Income and economy in Northumberland, PA

Median household income in ZIP 17857 is about $64,306 — about 14% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 12.9%; unemployment rate near 2.4%; 23.6% of adults with a bachelor’s degree or higher (about 10.1 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Manufacturing, and Retail trade; about 6.9% of workers reporting work-from-home (about 8.3 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 17857

Median home value is about $191,800 — about 45% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $711 (about 39% below the U.S. median rent ($1,163)), and owner-occupancy near 74.8% (about 9.4 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 17857 in Northumberland, PA, a household would need roughly $53,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $1,232. That sits below the local median household income ($64,306), suggesting the typical household income is closer to a workable buy-in level under these assumptions. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Northumberland borough, PA as Relatively Low (composite score 79.2), which is elevated versus much of the country. The strongest component scores on US5 are flood (88.3) and hurricane (79.8). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Northumberland borough, PA show little to no average snow and around 43.7 inches of annual precipitation.

IRS migration statistics show a net inflow of about 350 for ZIP 17857 (Northumberland borough, PA) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport IPT (22.8 miles (36.7 km)) · Triangle Tech Inc-Sunbury (5.3 miles (8.6 km)) · Appalachian National Scenic Trail (40.2 miles (64.7 km)) · VA: Williamsport Vet Center (24.5 miles (39.5 km))

Full lists and map pins are in the Infrastructure section below.