Columbia County Population

1790–2026

59,947

2026 projection

2.5% since 2020 (decrease)

010K20K30K40K50K60K70K18001850190019502000

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 County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202659,947-2210.37%
202560,168-2210.37%
202460,389-2180.36%
202360,607-5690.93%
202261,176-7731.25%
202161,949+4810.78%
202061,468+1,8863.17%
201959,582-2700.45%
201859,852-4600.76%
201760,312-4890.80%

Showing 10 of 38 years.

Columbia County Demographics

49.8median age

Median age

Female50.7 yrs
Male48.7 yrs

Adults

51,376
16,023 seniors (65+) · 31% of adults35,353 other adults

Sex

Female 49.4% · 30,175Male 50.6% · 30,925

Population by age

MaleFemale85+ years, male: 69685+ years, female: 1,06080–84 years, male: 82280–84 years, female: 83675–79 years, male: 1,53475–79 years, female: 1,64970–74 years, male: 1,87070–74 years, female: 2,40365–69 years, male: 2,74965–69 years, female: 2,40460–64 years, male: 2,40860–64 years, female: 2,53555–59 years, male: 2,76355–59 years, female: 2,41750–54 years, male: 2,07650–54 years, female: 2,12345–49 years, male: 1,77745–49 years, female: 1,72240–44 years, male: 1,65040–44 years, female: 1,66335–39 years, male: 2,02535–39 years, female: 1,79930–34 years, male: 1,59530–34 years, female: 1,70125–29 years, male: 1,75625–29 years, female: 1,44820–24 years, male: 1,51220–24 years, female: 1,42915–19 years, male: 1,64815–19 years, female: 1,34410–14 years, male: 1,56510–14 years, female: 1,2935–9 years, male: 1,2975–9 years, female: 1,2290–4 years, male: 1,1820–4 years, female: 1,12085+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–41K1K2K2K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

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 611 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 County Income

$81,528median household income

Median household income

$81,528

Half of households earn more, half earn less

Median earnings

$53,993

Typical yearly pay for a worker 25 or older.

Poverty rate

12.1%

About 1 in 8 residents

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

Columbia County Marital Status

52% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married52%54%49%
Never married29%31%27%
Divorced10%10%11%
Widowed7%4%11%
Separated2%1%2%

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

Sources

8 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year