Columbia is located in Capitol Planning Region Connecticut. Columbia has a 2024 population of 5,278. Columbia is currently growing at a rate of 0.19% annually and its population has increased by 0.17% since the most recent census, which recorded a population of 5,269 in 2020.
The average household income in Columbia is $129,810 with a poverty rate of 6.19%. The median age in Columbia is 53.5 years: 54 years for males, and 50.3 years for females.
According to the most recent ACS, the racial composition of Columbia was:
White
Two or more races
Other race
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 2,161 | 2.42 | 85.7 | 14.3 |
| Married | 1,327 | 2.78 | 99.4 | 0.6 |
| Non Family | 479 | 1.8 | 86 | 14 |
| Male | 282 | 1.71 | 19.5 | 80.5 |
| Female | 73 | 2.86 | 89 | 11 |
2.56
Average Family Size
2.42
Average Household Size
85.7%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among other race people with a rate of 100%.
The highest rate of bachelors degrees is among hispanic people with a rate of 43.87%.
All
Male
Female
$73,085
Average Earnings
$87,151
Average Male
$55,000
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
97.08% of Columbia residents speak only English, while 2.92% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.88% of the population.
rate
6.19%
Overall Poverty Rate
4.31%
Male Poverty Rate
8.62%
Female Poverty Rate
The race most likely to be in poverty in Columbia is Black, with 54.08% below the poverty level.
The race least likely to be in poverty in Columbia is White, with 6.02% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.38%. Among those working part-time, it was 1.87%, and for those that did not work, the poverty rate was 16.59%.
Married
Widowed
Divorced
Separated
NeverMarried
56.0%
Overall Marriage Rate
51.1%
Male Marriage Rate
62.5%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
14.31%
Veteran Poverty Rate
42.43%
Veteran Disability Rate
LaborForceParticipation
60.5%
Labor Force Participation
57.2%
Employment Rate
5.4%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
68.03%
Born in Columbia
97.05%
Native Born
2.95%
Foreign Born
0%
Non Citizen
2.95%
Naturalized
97.05% of Columbia residents were born in the United States, with 68.03% having been born in Connecticut. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 5,328 | 10 | 0.19% |
| 2028 | 5,318 | 10 | 0.19% |
| 2027 | 5,308 | 10 | 0.19% |
| 2026 | 5,298 | 10 | 0.19% |
| 2025 | 5,288 | 10 | 0.19% |
| 2024 | 5,278 | 10 | 0.19% |
| 2023 | 5,268 | 10 | 0.19% |
| 2022 | 5,258 | -10 | -0.19% |
| 2021 | 5,268 | -1 | -0.02% |
| 2020 | 5,269 | -118 | -2.19% |
| 2019 | 5,387 | -17 | -0.31% |
| 2018 | 5,404 | -17 | -0.31% |
| 2017 | 5,421 | -5 | -0.09% |
| 2016 | 5,426 | -13 | -0.24% |
| 2015 | 5,439 | -12 | -0.22% |
| 2014 | 5,451 | -7 | -0.13% |
| 2013 | 5,458 | -8 | -0.15% |
| 2012 | 5,466 | -12 | -0.22% |
| 2011 | 5,478 | -3 | -0.05% |
| 2010 | 5,481 | 0 | 0% |