Colchester, CT demographics:
population, income, and more

Total population
4,692
1.5% year-over-year change
Median household income
$86,760/yr
8.9% year-over-year change
Housing units
2,441
4.7% year-over-year change

Colchester population

How many people live in Colchester

Colchester is home to 4,692 residents, according to the most recent Census data. Gender-wise, 50% of Colchester locals are male, and 50% are female.

Total population
4,692
1.5% year-over-year change
Gender ratio
Male
50%
2,348
Female
50%
2,344
Value Percent YoY change
Male 2,348 50% 3.0%
Female 2,344 50% -0.0%
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 Colchester is 54, with the population distributed as follows: about 9.7% are children under 15, then 10% are in the 15 to 24 age group. Adults between 25 and 44 make up 23.2% of the population, while another 29% fall into the 45 to 64 bracket. Finally, around 28.1% are 65 or older.

Median age
54.2
Age breakdown
Under 15
9.7%
15 to 24
10%
25 to 44
23.2%
45 to 64
29%
Over 65
28.1%
Value Percent YoY change
Under 15 455 9.7% -20.6%
15 to 24 467 10% 21.0%
25 to 44 1,090 23.2% -5.7%
45 to 64 1,362 29% 14.1%
Over 65 1,318 28.1% 0.2%
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 Colchester, 91.3% of the population are US-born citizens, while 6.2% have gained naturalized citizenship. At the same time, 2.6% of residents are non-citizens. As for race, 89.1% of locals are Caucasian, 1.8% are African American and 2.7% have Asian roots. There’s also a share of 2.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
91.3%
Non-U.S.-born citizens
6.2%
Non-citizens
2.6%
Value Percent YoY change
U.S.-born citizens 4,282 91.3% -1.2%
Non-U.S.-born citizens 289 6.2% 53.7%
Non-citizens 121 2.6% 19.8%
Racial breakdown
White
89.1%
Black or African American
1.8%
American Indian and Alaska Native
0%
Asian
2.7%
Native Hawaiian and other Pacific Islander
0%
Two or more races
2.7%
Other
3.7%
Value Percent
White 4,180 89.1%
Black or African American 85 1.8%
Asian 127 2.7%
Two or more races 125 2.7%
Other 175 3.7%

Households in Colchester

A peek inside Colchester households

Colchester has 2,215 households, with an average of 2 members in each. Of these, 63.8% are families, while the remaining 36.2% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
2,215
2.6% year-over-year change
Average people per household
2
Non-family households
801
Family households
1,414
Value Percent YoY change
Non-family households 801 36.2% -2.2%
Family households 1,414 63.8% 5.6%
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 Colchester

The housing landscape of Colchester

Colchester's housing consists of 2,441 units, with 48.9% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 8.3% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 1.2% of the housing landscape.

Housing units
2,441
4.7% year-over-year change
Housing types
Value Percent
1 unit, detached 1,193 48.9%
1 unit, attached 203 8.3%
2 units 259 10.6%
3 or 4 units 255 10.4%
5 to 9 units 416 17%
10 to 19 units 35 1.4%
20 to 49 units 52 2.1%
Mobile home 28 1.2%
Homes built since 2020
53
43.2% year-over-year change

The age of buildings in Colchester

In Colchester, the median construction year is 1980. About 17.6% of homes were built before the 1940s, with another 4.3% going up by 1949. Most development happened in the second half of the 20th century. Then, 10.4% of homes were added from 2000 to 2009, 6.5% between 2010 and 2019, and 2.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 430 17.6% -0.2%
Built between 1940 and 1949 106 4.3% 9.3%
Built between 1950 and 1959 312 12.8% 2.6%
Built between 1960 and 1969 193 7.9% 12.2%
Built between 1970 and 1979 154 6.3% -16.8%
Built between 1980 and 1989 583 23.9% 7.8%
Built between 1990 and 1999 198 8.1% 20.0%
Built between 2000 and 2009 254 10.4% -3.4%
Built between 2010 and 2019 158 6.5% 16.2%
Built in 2020 or later 53 2.2% 43.2%
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.

Colchester occupancy rates

Out of the 2,215 occupied housing units in Colchester, 53.4% are owner-occupied, while 46.6% are lived in by tenants. Meanwhile, 9.3% of all homes on the local market sit vacant.

Occupied housing units
2,215
2.6% year-over-year change
Occupancy breakdown
Renter occupied
1,031
Owner occupied
1,184
Value Percent YoY
change
Renter occupied 1,031 46.6% 8.5%
Owner occupied 1,184 53.4% -2.0%
Unoccupied housing units
9.3%
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.

Colchester housing costs

Housing costs in Colchester come to a median of $1,575 per month, while tenants specifically pay a median gross rent of $1,475.

Median housing costs per month
$1,575/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 Colchester
$1,475/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 Colchester

Colchester education at a glance

About 37.5% of the population in Colchester went to high school, while 20.1% pursued college studies. Another 10.8% earned an associate degree and 20.1% hold a bachelor’s. Meanwhile, 11.5% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
High school diploma 1,558 37.5% 11.7%
College diploma 833 20.1% -2.9%
Associate degree 448 10.8% 6.2%
Bachelor's degree 834 20.1% 7.9%
Graduate degree 477 11.5% -8.8%
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 Colchester

How much people earn in Colchester

The average annual household income in Colchester was $104,733 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +9.5% change from the previous year. At the same time, the median income stood at $86,760, reflecting a +8.9% shift over the same period.

Average household income in Colchester
$104,733/year
9.5% year-over-year change
Median household income in Colchester
$86,760/year
8.9% year-over-year change

Colchester income by age

In Colchester, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $108,833. Those with someone between 45 and 64 in charge, often well established professionally, earn $104,583 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $35,849, while those led by someone over 65, many of whom may be retired, have about $70,990 in earnings. Overall, 94.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $35,849 0.1%
25 - 44 $108,833 0.7%
45 - 64 $104,583 13.8%
Over 65 $70,990 22.4%
Above poverty level
4,225
Below poverty level
260
Value Percent YoY
change
Above poverty level 4,225 94.2% 4.6%
Below poverty level 260 5.8% -25.7%

Average renter income in Colchester

To get a better sense of what renters earn on average in Colchester, their median household income was $38,707 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 45.7%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$38,707
Rent-to-income ratio
45.7%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Colchester

Workforce and job types in Colchester

The job market in Colchester is powered by 2,330 working residents, spread across a range of industries and roles. 79.7% of the working population are employed in professional or administrative positions, while 20.3% are in hands-on or service-based jobs. Also, 10% run their own businesses, 63.2% are employed by private companies, and 19.1% work in the public sector.

Workforce demographics

Working population
2,330
6.4% year-over-year change
White collar
1,857
Blue collar
473
Value Percent YoY change
White collar 1,857 79.7% 8.2%
Blue collar 473 20.3% 0.0%
Employer type
Self employees
10%
Private companies
63.2%
Governmental workers
19.1%
Not for profit companies
7.7%
Value Percent YoY change
Self employees 233 10% -1.7%
Private companies 1,472 63.2% 1.9%
Governmental workers 445 19.1% 22.2%
Not for profit companies 180 7.7% 25.0%
Unemployment rate
3.0%
-6.4% year-over-year change

Available workforce

The unemployment rate in Colchester stands at 3%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Colchester

How people get around in Colchester

Commuting methods vary: 76.9% of residents travel by personal vehicle and 2.4% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 1,784 76.9% 5.6%
Bus or trolleybus 10 0.4% N/A
Walk 56 2.4% 5.7%
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.

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FAQs about Colchester demographics 

What is the total population of Colchester?

Colchester has a total population of 4,692 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 +1.5% compared to a year ago.

What is the gender ratio in Colchester?

The gender ratio in Colchester is as follows:
  • 50% males (2,348 residents)
  • 50% females (2,344 residents)

What is the median age in Colchester?

The median age in Colchester is 54.2.

What is the age distribution of the population in Colchester?

The age distribution in Colchester is as follows:
  • Under 15: 9.7% (455 residents)
  • Ages 15-24: 10% (467 residents)
  • Ages 25-44: 23.2% (1,090 residents)
  • Ages 45-64: 29% (1,362 residents)
  • Over 65: 28.1% (1,318 residents)

What is the racial and ethnic makeup of Colchester?

The racial and ethnic makeup of Colchester is as follows:
  • White: 89.1% (4,180 residents)
  • Black or African American: 1.8% (85 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 2.7% (127 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 2.7% (125 residents)
  • Other: 3.7% (175 residents)

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

U.S.-born citizens represent 91.3% of the population in Colchester.

How many housing units are there in Colchester?

There are 2,441 housing units in Colchester, 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 Colchester and what is the average household size?

Colchester has a total of 2,215 households, with an average of 2 people in each.

What is the median household income in Colchester?

Colchester has a median household income of $86,760, representing a +8.9% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Colchester?

The employment rate is 97% in Colchester, with a workforce of 2,330 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 79.7% (1,857 residents)
  • Blue-collar workers: 20.3% (473 residents)

Places of employment:
  • Self-employed: 10% (233 residents)
  • Private companies: 63.2% (1,472 residents)
  • Governmental workers: 19.1% (445 residents)
  • Not-for-profit companies: 7.7% (180 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