Columbia Population

1850–2026

51,750

2026 projection

23.7% since 2020 (increase)

010K20K30K40K50K60K186018801900192019401960198020002020

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.
202651,750+1,6783.35%
202550,072+1,5243.14%
202448,548+1,3382.83%
202347,210+1,7283.80%
202245,482+2,4525.70%
202143,030+1,1952.86%
202041,835+1,3413.31%
201940,494+1,0192.58%
201839,475+1,0682.78%
201738,407+1,0912.92%

Showing 10 of 33 years.

Columbia Demographics

35.5median age

Median age

Female36.8 yrs
Male34.2 yrs

Adults

33,824
7,063 seniors · 21%26,761 other adults

Sex

Female 53.2% · 24,159Male 46.8% · 21,282

Population by age

MaleFemale85+ years, male: 21985+ years, female: 52680–84 years, male: 36880–84 years, female: 57875–79 years, male: 43575–79 years, female: 79970–74 years, male: 79070–74 years, female: 1,10665–69 years, male: 99265–69 years, female: 1,25060–64 years, male: 1,01460–64 years, female: 1,28655–59 years, male: 1,07455–59 years, female: 1,16150–54 years, male: 1,15550–54 years, female: 1,02145–49 years, male: 1,02245–49 years, female: 1,38540–44 years, male: 1,80040–44 years, female: 1,90835–39 years, male: 1,40935–39 years, female: 1,58530–34 years, male: 1,64830–34 years, female: 1,97225–29 years, male: 1,81525–29 years, female: 1,59920–24 years, male: 1,47920–24 years, female: 1,47115–19 years, male: 1,31915–19 years, female: 1,78310–14 years, male: 1,70810–14 years, female: 1,8455–9 years, male: 1,3985–9 years, female: 1,3950–4 years, male: 1,6370–4 years, female: 1,48985+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K1.5K1.5K

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 454 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

$63,719median household income

Median household income

$63,719

Half of households earn more, half earn less

Median earnings

$46,843

Typical yearly pay for a worker 25 or older.

Poverty rate

14.2%

About 1 in 7 residents

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

Columbia Marital Status

43% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married43%47%40%
Never married34%37%31%
Divorced14%11%17%
Widowed7%3%9%
Separated3%3%3%

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

Sources

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

Population

American Community Survey, 2024 5-year