Willimantic, Connecticut Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Willimantic, Connecticut is 17,774 as of the 2023 American Community Survey, making it the 28th-largest city in Connecticut. The median household income is $41,972, the median home value is $180,600, and the median age is 31.9.
17,774
Population
3279
People / sq mi
$41,972
Median Income
$180,600
Median Home Value
Get Willimantic's next ACS population data
Subscribe for Population Review updates by email. No spam, unsubscribe anytime.
Willimantic covers 5.4 sq mi of land at 3279 people per square mile.
About Willimantic, CT
Homeownership is the standout figure in Willimantic: 33.7% of homes are owner-occupied, lower than the national rate. With 17,774 residents, Willimantic is a city in Connecticut. It ranks #28 among cities in Connecticut by population.
Money is tight relative to the rest of US cities: the median household earns just $41,972, below the US median of $78,538. The poverty rate, 21.9%, is among the steepest of comparable US cities and above the national 12.4%. Housing is relatively affordable, with a median home value of $180,600, with typical rent around $1,060.
Degree attainment is on the lower side for US cities: 22.0% of adults hold a bachelor’s degree, below the national 35.0%. Remote work is on the lower side here, at 5.7%, below the national 14.0%, and the average commute runs about 23 minutes each way.
Race & Ethnicity
| White | 60.5% |
| Black or African American | 6.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 4.2% |
| Two or More Races | 0.0% |
Economy & Income
$41,972
Median Household Income
$23,190
Per Capita Income
21.9%
Poverty Rate
4.7%
Unemployment Rate
Housing
$180,600
Median Home Value
$1,060
Median Rent
33.7%
Owner-Occupied
Education
81.3%
High School+
22.0%
Bachelor's+
Commute
4.5%
Drive Alone
70.3%
Public Transit
5.7%
Work From Home
23.1 min
Avg Commute
Community Profile
20.8%
Foreign Born
60.9%
Non-English at Home
3.3%
Veterans
17.8%
With Disability
92.4%
Health Insurance
93.4%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 33.9% |
| Education, Health Care & Social Services | 12.3% |
| Manufacturing | 8.4% |
| Finance, Insurance & Real Estate | 5.5% |
| Arts, Entertainment & Food Services | 4.9% |
| Construction | 4.4% |
| Retail Trade | 3.2% |
| Public Administration | 3.0% |
| Information | 2.2% |
| Agriculture & Mining | 2.0% |
| Transportation & Warehousing | 1.1% |
Largest cities in Connecticut
Largest counties in Connecticut
Part of Connecticut
Metro areas in Connecticut
City rankings
Frequently Asked Questions
Willimantic, Connecticut has a population of 17,774 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 28th-largest city in Connecticut.
The median household income in Willimantic, Connecticut is $41,972, with 21.9% of residents living below the federal poverty level.
The median home value in Willimantic, Connecticut is $180,600, with median monthly rent at $1,060 and a homeownership rate of 33.7%.
The median age in Willimantic, Connecticut is 31.9 years. The population is 48.2% male and 51.8% female.
Where to stay in Willimantic
Visiting or relocating to Willimantic, CT? Compare hotels and short-term rentals across the metro — live availability and prices.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
More from Connecticut
Population 148,012
Population 135,806
Population 132,893
Population 119,970
Population 114,356
Full rankings of Connecticut cities by population
Statewide data for Connecticut
Population, race, income, age, and trends across Connecticut
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.