Skip to main content

Northumberland County, Pennsylvania Demographics 2026

Northumberland County, Pennsylvania has a population of 90,560, the 32nd most populous county in Pennsylvania. The median household income is $60,583 and the median home value is $162,400. The poverty rate is 12.6%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Northumberland County Quick Facts

Population 90,560
Median Household Income $60,583
Median Home Value $162,400
Poverty Rate 12.6%
Unemployment Rate 3.7%
Median Age 44.5 years
Homeownership Rate 75.5%
Affordability Ratio 2.7x
Bachelor's Degree+ 19.4%
High School Graduation 90.3%
Cities/Places 26
Population 90,560 32nd of 67
Median Income $60,583 22% lower than state
Poverty Rate 12.6%
Unemployment 3.7%

How Northumberland County Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population90,92590,560-0.4%
Median household income$57,948$60,583+4.5%
Median home value$151,600$162,400+7.1%

Economy & Housing

Household Income Distribution

Under $25K 18.4%
$25K-$50K 21.4%
$50K-$100K 32.7%
$100K+ 27.5%
Detailed income brackets
Under $10K
4.5%
$10K-$15K
4.4%
$15K-$20K
4.6%
$20K-$25K
4.9%
$25K-$30K
4.0%
$30K-$35K
5.2%
$35K-$40K
4.0%
$40K-$45K
3.5%
$45K-$50K
4.7%
$50K-$60K
9.5%
$60K-$75K
10.5%
$75K-$100K
12.7%
$100K-$125K
10.0%
$125K-$150K
6.2%
$150K-$200K
6.7%
$200K+
4.6%

Employment

3.7% Unemployment Rate State: 5.3%|National: 5.2%
56.5% Labor Force Participation

Housing Overview

Owner 75.5%
Renter 24.5%
Affordability Index Very Affordable
2.7x home value to income ratio
Median gross rent $806/mo 16.0% of median household income annually

People & Demographics

Diversity Index

21out of 100
Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 45 | National average: 61

Education

Cities & Places in Northumberland County

CityPopulationMedian IncomePovertyHome Value
Sunbury9,617$51,02818.7%$107,200
Shamokin6,853$39,69024.6%$60,400
Milton6,534$54,57715.2%$196,800
Mount Carmel5,677$53,02116.2%$81,800
Northumberland3,866$66,47717.1%$162,600
Kulpmont2,724$49,78510.7%$84,000
Elysburg2,492$121,5111.7%$242,300
Edgewood2,078$45,75922.1%$85,200
Watsontown2,005$60,05111.9%$164,600
Riverside1,806$83,7504.5%$258,300
Trevorton1,775$59,16716.8%$155,300
Fairview-Ferndale1,742$43,35913.3%$86,800
Dewart1,247$79,54215.3%$206,400
Marshallton (Northumberland County)1,187$52,4116.1%$83,400
Montandon831$52,50026.2%$179,800
Turbotville808$101,40613.4%$245,300
Atlas719$51,52220.2%$53,600
Kapp Heights712$54,7975.8%$152,500
Ranshaw708$53,3494.7%$69,100
Marion Heights578$52,56922.3%$89,800
Herndon366$75,00013.2%$114,900
Tharptown (Uniontown)358$64,28622.6%$105,500
Dalmatia341$54,58315.5%$158,000
McEwensville314$74,5007.9%$193,800
Snydertown311$72,5006.1%$181,300
Strong14N/A0.0%N/A

Explore Pennsylvania Rankings

Cities by Population All cities ranked by size Richest Cities Ranked by median income Most Educated By bachelor's degree rate Most Affordable By housing affordability

Population Overview

Northumberland County is located in Pennsylvania with a total population of 90,560. It is the 32nd most populous county out of 67 in Pennsylvania. The county encompasses 26 Census-designated places.

Age Demographics

The median age in Northumberland County is 44.5 years. This is 9% higher than the state median of 40.9 years.

Economy, Income & Housing

The median household income in Northumberland County is $60,583. This is 22% lower than the state median of $77,971. It is also 25% lower than the national median of $80,734. The poverty rate stands at 12.6%. This is 8% higher than the state poverty rate of 11.7%. The unemployment rate is 3.7%. This is 30% lower than the state rate of 5.3%. The median home value is $162,400. Housing costs are 36% lower than the state median of $254,500. With a home-value-to-income ratio of just 2.7x, Northumberland County is one of the most affordable housing markets in the area. 75.5% of occupied housing units are owner-occupied. This homeownership rate is 9% higher than the state average of 69.3%.

Race & Ethnicity

Northumberland County has a predominantly White (non-Hispanic) population, comprising 88.7% of all residents. Hispanic or Latino residents account for 5.2%. The Black or African American population (2.6%) is well below the state average of 10.3%. The Asian population (0.4%) is well below the state average of 3.8%.

Education

19.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 45% lower than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 90.3%.

Data Sources & Methodology

All figures for Northumberland County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Pennsylvania and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.

Frequently Asked Questions

What is the population of Northumberland County, Pennsylvania?

Northumberland County has a population of 90,560, making it the 32nd most populous county in Pennsylvania.

What is the median income in Northumberland County?

The median household income in Northumberland County is $60,583 with a poverty rate of 12.6%.

How many cities are in Northumberland County, Pennsylvania?

Northumberland County contains 26 Census-designated places.