Colchester town Population

2010–2026

17,413

2026 projection

0.5% since 2020 (decrease)

05K10K15K20K201020122014201620182020202220242026

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 Colchester town. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202617,413-1520.87%
202517,565-1520.86%
202417,717+1080.61%
202317,609-440.25%
202217,653+150.09%
202117,638+1360.78%
202017,502+3602.10%
201917,142-1771.02%
201817,319-760.44%
201717,395+380.22%

Showing 10 of 17 years.

Colchester town Demographics

39.3median age

Median age

Female39.7 yrs
Male38.4 yrs

Adults

14,277
3,167 seniors · 22%11,110 other adults

Sex

Female 50.5% · 8,918Male 49.5% · 8,730

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 176 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

Colchester town Income

$97,891median household income

Median household income

$97,891

Half of households earn more, half earn less

Median earnings

$56,989

Typical yearly pay for a worker 25 or older.

Poverty rate

7%

About 1 in 14 residents

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

Colchester town Marital Status

46% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married46%47%46%
Never married39%41%36%
Divorced11%9%12%
Widowed3%<1%6%
Separated1%3%<1%

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