Columbia Population

1870–2026

6,476

2026 projection

4.3% since 2020 (decrease)

02K4K6K8K18801900192019401960198020002020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Columbia. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20266,476-490.75%
20256,525-470.72%
20246,572-310.47%
20236,603-280.42%
20226,631-851.27%
20216,716-490.72%
20206,765+94116.16%
20195,824-791.34%
20185,903-1232.04%
20176,026-100.17%

Showing 10 of 29 years.

Columbia Demographics

41.4median age

Median age

Female43.3 yrs
Male40 yrs

Adults

4,890
1,375 seniors · 28%3,515 other adults

Sex

Female 54% · 3,578Male 46% · 3,054

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 66 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Columbia Income

$38,507median household income

Median household income

$38,507

Half of households earn more, half earn less

Median earnings

$29,693

Typical yearly pay for a worker 25 or older.

Poverty rate

24.5%

About 1 in 4 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Columbia Marital Status

34% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married34%41%28%
Never married31%36%27%
Divorced22%18%25%
Widowed10%3%16%
Separated4%4%5%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201