• county
  • FIPS 42037
  • Largest town: Bloomsburg

Columbia County, Pennsylvania

Columbia County had 66,012 residents in the Census Vintage 2024 estimate, on 483.3 square miles of land. It ranks 38th of 67 in Pennsylvania by population and 46th by land area.

Population
66,012
#38 of 67 in Pennsylvania · #829 in US
Area
483.3 sq mi
#46 of 67 in Pennsylvania · #2,142 in US
Density
137 / sq mi
#35 of 67 in Pennsylvania · #741 in US
Median household income
$63,605
#32 of 67 in Pennsylvania · #1,500 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Columbia County within Pennsylvania. Pin: Harrisburg.

Measure from here

Tools and pages that start from Columbia County

Columbia County population, land area and income

Columbia County had 66,012 residents in the Census Vintage 2024 estimate, on 483.3 square miles of land. It ranks 38th of 67 in Pennsylvania by population and 46th by land area. That works out to 136.6 people per square mile, 1.4 times the US average of 96.3, and in the top quarter nationally.

The median county-equivalent in Pennsylvania has 82,953 residents; Columbia County is somewhat smaller.

Its SAIPE 2023 median household income of $63,605 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

66,012

3144th1st

829th of 3,144 (US)

Land area

483 sq mi

3144th1st

2142nd of 3,144 (US)

Density

136.6 / sq mi

3144th1st

741st of 3,144 (US)

Median household income

$63,605

3143rd1st

1500th of 3,143 (US)

Rank within Pennsylvania (67)

Population

66,012

67th1st

38th of 67 (PA)

Land area

483 sq mi

67th1st

46th of 67 (PA)

Density

136.6 / sq mi

67th1st

35th of 67 (PA)

Median household income

$63,605

67th1st

32nd of 67 (PA)

How Columbia County's population changed since 2020

Columbia County gained 1,326 residents between the July 2020 and July 2024 estimates, a rise of 2.0%. That ranks 14th of 67 in Pennsylvania for growth. The median Pennsylvania county changed by -0.5%, and the state as a whole by +0.6%.

Since the April 2020 estimates base, Columbia County recorded 2,369 births and 3,420 deaths, a natural change of -1,051. Net international migration added +342 and net domestic migration, people moving to or from other US counties, came to +1,951. The largest single component was domestic migration, which added 1,951 people.

64.7k202065.0k202165.3k202265.8k202366.0k2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
2,369
Deaths
3,420
Net international migration
+342
Net domestic migration
+1,951
Change, July 2023 to July 2024
+230

Where Columbia County is

The Census internal point of Columbia County is at 41.045500, -76.404300. It sits in UTM zone 18N. The map shades Pennsylvania's 67 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Columbia County outlined. Dots are towns of 1,000+ people with residents in it.

Adams County: +4.0%Potter County: -2.4%Sullivan County: +1.6%Bucks County: +0.6%Carbon County: +1.5%McKean County: -2.3%Montour County: -0.1%Fulton County: -0.9%Columbia County: +2.0%Cameron County: -4.1%Elk County: -2.6%Bradford County: -0.4%Bedford County: +0.1%York County: +3.2%Monroe County: -1.1%Forest County: -5.2%Berks County: +2.4%Cambria County: -2.3%Franklin County: +2.1%Snyder County: -0.3%Somerset County: -2.5%Clarion County: -0.9%Indiana County: -0.2%Lackawanna County: +0.6%Wyoming County: -1.0%Lawrence County: -2.0%Mercer County: -2.2%Lehigh County: +3.0%Northampton County: +3.3%Cumberland County: +5.9%Fayette County: -3.6%Jefferson County: -2.5%Centre County: +1.2%Lebanon County: +1.4%Union County: -1.2%Clinton County: +1.3%Chester County: +4.8%Montgomery County: +2.6%Wayne County: +0.5%Pike County: +6.5%Susquehanna County: -0.6%Allegheny County: -1.4%Clearfield County: -2.9%Butler County: +2.7%Beaver County: -1.4%Crawford County: -2.1%Washington County: +0.5%Venango County: -1.7%Warren County: -3.0%Blair County: -2.0%Huntingdon County: -1.6%Lancaster County: +1.9%Luzerne County: +1.9%Westmoreland County: -1.0%Juniata County: -0.4%Armstrong County: -2.7%Tioga County: -0.8%Delaware County: +1.4%Northumberland County: -1.7%Mifflin County: -0.5%Lycoming County: -0.8%Perry County: +2.1%Philadelphia County: -1.7%Schuylkill County: +1.1%Dauphin County: +2.2%Greene County: -5.3%Erie County: -1.1%
Change 2020 to 2024
  1. < -2.2%
  2. < -1.0%
  3. < +0.1%
  4. < +1.9%
  5. ≥ +1.9%
no data

Orange pin: Columbia County internal point. Dark pin: Harrisburg.

Internal point

Decimal
41.045500, -76.404300
DMS
41°02'43.80"N 76°24'15.48"W
UTM
18N 381975.8E 4544757.9N
Geohash
dr39t2h56
Plus code
87H52HWW+67

Towns in Columbia County

3 incorporated places of 1,000+ people have residents in Columbia County, 25,155 people together, or 38% of the county. Each figure counts only the part of the town inside Columbia County; towns marked "part" extend into another county. The largest is Bloomsburg with 13,286.

  1. 01Bloomsburg13,286
  2. 02Berwick10,332
  3. 03Catawissa1,537
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Columbia County

The Census 2024 county adjacency file lists 6 neighbors for Columbia County. The most populous is Luzerne County, PA, with 331,379 residents. Distances run between Census internal points in a straight line.

Distance to Harrisburg and the nearest big city

Harrisburg is 59.6 miles SSW of Columbia County's internal point in a straight line. The nearest place of 100,000 or more is Allentown, PA (population 127,138), 57.6 miles away. The nearest place of 10,000 or more is Bloomsburg, PA (population 13,286), 4.0 miles away.

Columbia County FIPS code

The FIPS code of Columbia County is 42037: state code 42 for Pennsylvania plus county code 037. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $63,605.

Questions people ask

What is the population of Columbia County, Pennsylvania?

The Census Vintage 2024 estimate for July 1, 2024 is 66,012. That is up 1,326 people (2.0%) from the July 2020 estimate of 64,686.

What is the FIPS code of Columbia County?

42037. The first two digits (42) are Pennsylvania; the last three (037) identify the county.

What is the largest town in Columbia County?

Bloomsburg, with 13,286 residents inside Columbia County in 2024.

Which counties border Columbia County?

6 county-equivalents border it in the Census 2024 adjacency file: Luzerne County, PA; Schuylkill County, PA; Lycoming County, PA; Northumberland County, PA; Montour County, PA; Sullivan County, PA.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.