Columbia, ME demographics:
population, income, and more

Total population
309
4.4% year-over-year change
Median household income
$50,163/yr
-7.6% year-over-year change
Housing units
180
4.7% year-over-year change

Columbia population

How many people live in Columbia

Columbia is home to 309 residents, according to the most recent Census data. Gender-wise, 49.5% of Columbia locals are male, and 50.5% are female.

Total population
309
4.4% year-over-year change
Gender ratio
Male
49.5%
153
Female
50.5%
156
Value Percent YoY change
Male 153 49.5% 4.1%
Female 156 50.5% 4.7%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Columbia is 43, with the population distributed as follows: about 23% are children under 15, then 9.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 20.1% of the population, while another 23% fall into the 45 to 64 bracket. Finally, around 24.9% are 65 or older.

Median age
42.8
Age breakdown
Under 15
23%
15 to 24
9.1%
25 to 44
20.1%
45 to 64
23%
Over 65
24.9%
Value Percent YoY change
Under 15 71 23% 9.2%
15 to 24 28 9.1% 3.7%
25 to 44 62 20.1% 10.7%
45 to 64 71 23% -9.0%
Over 65 77 24.9% 10.0%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Columbia, 97.1% of the population are US-born citizens, while 1% have gained naturalized citizenship. At the same time, 2% of residents are non-citizens. There’s also a share of 7.1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.1%
Non-U.S.-born citizens
1%
Non-citizens
2%
Value Percent YoY change
U.S.-born citizens 299 97.1% 5.7%
Non-U.S.-born citizens 3 1% -57.1%
Non-citizens 6 2% 0.0%
Racial breakdown
White
91%
Black or African American
0%
American Indian and Alaska Native
0.3%
Asian
0.3%
Native Hawaiian and other Pacific Islander
0%
Two or more races
7.1%
Other
1.3%
Value Percent
White 282 91%
American Indian and Alaska Native 1 0.3%
Asian 1 0.3%
Two or more races 22 7.1%
Other 4 1.3%

Households in Columbia

A peek inside Columbia households

Columbia has 127 households, with an average of 2 members in each. Of these, 55.9% are families, while the remaining 44.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
127
7.6% year-over-year change
Average people per household
2
Non-family households
56
Family households
71
Value Percent YoY change
Non-family households 56 44.1% 3.7%
Family households 71 55.9% 10.9%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Columbia

The housing landscape of Columbia

Columbia's housing consists of 180 units, with 80.6% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 15% of the housing landscape.

Housing units
180
4.7% year-over-year change
Housing types
Value Percent
1 unit, detached 145 80.6%
3 or 4 units 5 2.8%
5 to 9 units 1 0.6%
20 to 49 units 2 1.1%
Mobile home 27 15%
Homes built since 2020
7
0.0% year-over-year change

The age of buildings in Columbia

In Columbia, the median construction year is 1981. About 25.7% of homes were built before the 1940s, with another 4.5% going up by 1949. Most development happened in the second half of the 20th century. Then, 13.4% of homes were added from 2000 to 2009, 4.5% between 2010 and 2019, and 3.9% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 46 25.7% -6.1%
Built between 1940 and 1949 8 4.5% 166.7%
Built between 1950 and 1959 3 1.7% -40.0%
Built between 1960 and 1969 8 4.5% -33.3%
Built between 1970 and 1979 23 12.8% 4.5%
Built between 1980 and 1989 25 14% 31.6%
Built between 1990 and 1999 27 15.1% 8.0%
Built between 2000 and 2009 24 13.4% 14.3%
Built between 2010 and 2019 8 4.5% -20.0%
Built in 2020 or later 7 3.9% 0.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Columbia occupancy rates

Out of the 127 occupied housing units in Columbia, 81.1% are owner-occupied, while 18.1% are lived in by tenants. Meanwhile, 29.4% of all homes on the local market sit vacant.

Occupied housing units
127
7.6% year-over-year change
Occupancy breakdown
Renter occupied
23
Owner occupied
103
Value Percent YoY
change
Renter occupied 23 18.1% 9.5%
Owner occupied 103 81.1% 6.2%
Unoccupied housing units
29.4%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Columbia housing costs

Housing costs in Columbia come to a median of $682 per month, while tenants specifically pay a median gross rent of $869.

Median housing costs per month
$682/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Columbia
$869/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Columbia

Columbia education at a glance

About 47.5% of the population in Columbia went to high school, while 18.8% pursued college studies. Another 9.4% earned an associate degree and 15.2% hold a bachelor’s. Meanwhile, 6.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 5 2.2% 25.0%
High school diploma 106 47.5% -0.9%
College diploma 42 18.8% -6.7%
Associate degree 21 9.4% 16.7%
Bachelor's degree 34 15.2% 3.0%
Graduate degree 15 6.7% 50.0%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Columbia

How much people earn in Columbia

The average annual household income in Columbia was $66,607 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -4.6% change from the previous year. At the same time, the median income stood at $50,163, reflecting a -7.6% shift over the same period.

Average household income in Columbia
$66,607/year
-4.6% year-over-year change
Median household income in Columbia
$50,163/year
-7.6% year-over-year change

Columbia income by age

In Columbia, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $47,031. Those with someone between 45 and 64 in charge, often well established professionally, earn $75,625 overall. Overall, 88.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $47,031 -22.2%
45 - 64 $75,625 3.3%
Over 65 $38,942 5.2%
Above poverty level
272
Below poverty level
34
Value Percent YoY
change
Above poverty level 272 88.9% 1.9%
Below poverty level 34 11.1% 47.8%

Employment in Columbia

Workforce and job types in Columbia

68.9% of the working population are employed in professional or administrative positions, while 31.1% are in hands-on or service-based jobs. Also, 24.2% run their own businesses, 54.2% are employed by private companies, and 10% work in the public sector.

Workforce demographics

White collar
82
Blue collar
37
Value Percent YoY change
White collar 82 68.9% -1.2%
Blue collar 37 31.1% -2.6%
Employer type
Self employees
24.2%
Private companies
54.2%
Governmental workers
10%
Not for profit companies
11.7%
Value Percent YoY change
Self employees 29 24.2% 11.5%
Private companies 65 54.2% -9.7%
Governmental workers 12 10% 50.0%
Not for profit companies 14 11.7% -12.5%

Transportation in Columbia

How people get around in Columbia

In Columbia, the average commute time is 8 minutes. Commuting methods vary: 92.9% of residents travel by personal vehicle and 7.1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
8 min
Means of transportation
Value Percent YoY change
Car 92 92.9% -9.8%
Walk 7 7.1% 250.0%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Columbia by zipcode?

Zipcode Population Number of households Median income Average income
04623 1,173 481 $50,163 $67,306

Explore more communities

FAQs about Columbia demographics 

What is the total population of Columbia?

Columbia has a total population of 309 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +4.4% compared to a year ago.

What is the gender ratio in Columbia?

The gender ratio in Columbia is as follows:
  • 49.5% males (153 residents)
  • 50.5% females (156 residents)

What is the median age in Columbia?

The median age in Columbia is 42.8.

What is the age distribution of the population in Columbia?

The age distribution in Columbia is as follows:
  • Under 15: 23% (71 residents)
  • Ages 15-24: 9.1% (28 residents)
  • Ages 25-44: 20.1% (62 residents)
  • Ages 45-64: 23% (71 residents)
  • Over 65: 24.9% (77 residents)

What is the racial and ethnic makeup of Columbia?

The racial and ethnic makeup of Columbia is as follows:
  • White: 91% (282 residents)
  • Black or African American: 0% ( residents)
  • American Indian and Alaska Native: 0.3% (1 residents)
  • Asian: 0.3% (1 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 7.1% (22 residents)
  • Other: 1.3% (4 residents)

What percentage of the population in Columbia are U.S.-born citizens?

U.S.-born citizens represent 97.1% of the population in Columbia.

How many housing units are there in Columbia?

There are 180 housing units in Columbia, reflecting a +4.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Columbia and what is the average household size?

Columbia has a total of 127 households, with an average of 2 people in each.

What is the median household income in Columbia?

Columbia has a median household income of $50,163, representing a -7.6% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Columbia?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 68.9% (82 residents)
  • Blue-collar workers: 31.1% (37 residents)

Places of employment:
  • Self-employed: 24.2% (29 residents)
  • Private companies: 54.2% (65 residents)
  • Governmental workers: 10% (12 residents)
  • Not-for-profit companies: 11.7% (14 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025