Columbia County, Pennsylvania Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 40th-largest in Pennsylvania
The population of Columbia County, Pennsylvania is 65,055 as of the 2023 American Community Survey, making it the 40th-largest county in Pennsylvania. The median household income is $61,992, the median home value is $199,200, and the median age is 41.4.
The population of Columbia County has declined 2.0% since 2010 (67,355 → 66,012), a -0.14% annualized rate.
65,055
Population
-0.14%
Annual growth
135
People / sq mi
$61,992
Median Income
$199,200
Median Home Value
Columbia County covers 483 sq mi of land at 134.6 people per square mile.
About Columbia County, PA
Columbia County is distinguished by its share of foreign-born residents, 13.3% of the population. With 65,055 residents, Columbia County is a county in Pennsylvania. It ranks #40 among counties in Pennsylvania by population.
Household earnings are middling, with a median of $61,992 — below the US median of $78,538. About 9.6% of residents live below the federal poverty level, below the national 12.4%. The typical home is valued at $199,200, with typical rent around $904.
Degree attainment is mid-range for US counties: 24.9% of adults hold a four-year degree, below the national 35.0%. Remote work is on the higher side at 10.3%, below the national 14.0%, and the average commute runs about 22 minutes each way.
Columbia County Population History (2010-2024)
The county of Columbia County had a population of 67,355 in 2010 and 66,012 in 2024, a -2.0% growth over 14 years. The peak was 67,355 in 2010. Average annual growth rate: -0.14%.
66,012
Population (2024)
67,355
Population (2010)
67,355
Peak (2010)
-0.14%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 67,355 |
| 2011 | 67,085 |
| 2012 | 67,045 |
| 2013 | 67,203 |
| 2014 | 67,135 |
| 2015 | 66,704 |
| 2016 | 66,171 |
| 2017 | 65,638 |
| 2018 | 65,278 |
| 2019 | 65,020 |
| 2020 | 64,686 |
| 2021 | 64,982 |
| 2022 | 65,347 |
| 2023 | 65,782 |
| 2024 | 66,012 |
Race & Ethnicity
| White | 92.4% |
| Black or African American | 1.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Age & Sex
41.4
Median Age
51.6%
Female
48.4%
Male
20.2%
Age 65+
Age Distribution
Children (under 15): 14.2% · Seniors (65+): 20.2%
Income & Poverty
| Median household income | $61,992$-14,089 vs state |
| Mean household income | $79,343 |
| Per-capita income | $32,432 |
| Poverty rate | 9.6%+1.5% vs state |
| Unemployment rate | 3.2% |
| Employment-to-population | 54.8% |
Top Industries by Employment
The largest employment sector in Columbia County is professional & business services, accounting for 29.4% of workers.
How residents commute
0.3%
Drive alone
3.1%
Carpool
78.5%
Public transit
10.3%
Work from home
21.7 min
Avg commute
Housing
$199,200$-41,300 vs state
Median home value
$904
Median rent
70.4%
Homeownership rate
29,775
Total housing units
86.9%
Occupied
13.1%
Vacant
29.6%
Renter-occupied
Social & access
95.7%
With health insurance
91.4%
With broadband internet
13.3%
Foreign-born
6.6%
Veterans (18+)
14.9%
With a disability
96.9%
Speak language other than English at home
Education
91.8%
High School+
24.9%
Bachelor's+
Largest cities in Pennsylvania
Other counties in Pennsylvania
Part of Pennsylvania
Metro areas in Pennsylvania
County rankings
Frequently Asked Questions
Columbia County, Pennsylvania has a population of 65,055 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 40th-largest county in Pennsylvania. Population density is 135 people per square mile.
The population of Columbia County has declined 2.0% since 2010 (67,355 → 66,012), a -0.14% annualized rate.
The median household income in Columbia County, Pennsylvania is $61,992, with mean (average) household income of $79,343 and per-capita income of $32,432. 9.6% of residents live below the federal poverty level.
In Columbia County, the largest racial and ethnic groups are White (92.4%), Black or African American (1.9%), Hispanic or Latino (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Columbia County, Pennsylvania is 41.4 years. Residents are 51.6% female and 48.4% male.
The median home value in Columbia County is $199,200 and median monthly rent is $904. 70.4% of occupied housing units are owner-occupied. The county has 29,775 total housing units, 13.1% of which are vacant.
The largest employment sector in Columbia County, Pennsylvania is professional, scientific, and management services, employing 29.4% of workers. The unemployment rate is 3.2%.
Philadelphia is among the largest cities associated with Columbia County, Pennsylvania, with a population of 1,582,432.
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Statewide data for Pennsylvania
Population, race, income, age, and trends across Pennsylvania
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.