Regional Profile
Columbia County
Population Demographics
As of 2026 the population of Columbia County is 22,105. The population is expected to shrink to 21,617 by 2031 - a growth rate of -0.45%.
The median age of Columbia County residents is 38.
The diversity index of Columbia County is 57.5, meaning that there is a 58% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.
Housing and Income
The average household income in Columbia County is $76,189 and projected to be $86,092 in 2031. Per capita income is $32,026, projected to be $36,114 in 2031. 2.18% of households – 481 – have an income of $200,000 or higher. Average net worth is $698,370 and the average disposable income is $59,182.
There are 10,895 housing units in Columbia County; 6,120 are owner-occupied, 2,742 are rented, and 2,033 are vacant. The average home value is $251,728, with 1,080 homes built in 2010 or later, and 560 built in 1939 or earlier.
Business and Workforce
There are 819 businesses in Columbia County, employing 9,432 workers and pulling from a labor force of 9,572 age 16 and above. 1,483 workers commute into Columbia County from outside the county or state. Key industries for the area include:
7,371 residents both live and work in/around Columbia County. The average travel time is 22.3 minutes. 10.98% people have a commute of less than 5 minutes while 4.04% commute 90 minutes or more each way. Of commuters, 7,732 drive alone, 762 carpool, and 40 take public transportation. 521 use other modes of transport such as motorcycle, bicycle, walking, etc. 517 residents work from home.
5,571 members of the workforce hold a high school diploma or GED. 1,249 have associates degrees, 2,304 have bachelor’s degrees, and 1,143 hold a graduate or professional degree.
Source: ESRI, 2026-09-30