The Town Files

Collinsville, Connecticut

Community · population 3,721 (2020 Census)

Map: where Collinsville is in ConnecticutCollinsville
Median home
$395,500
Household income
$94,815
Jan low / Jul high
17° / 84°
Snow a year
39 in
Tornadoes ≤10 mi since 1950
8
Median age
49.4

Collinsville is a community of 3,721 people, Connecticut. The median home is worth $395,500, above the typical Connecticut town ($376,000). It ranks hipper than 100% of Connecticut towns, better for young professionals than 96% of Connecticut towns, more of a college town than 93% of Connecticut towns.

Collinsville in our rankings:

How Collinsville ranks

Percentile among Connecticut towns with at least 500 people on The Town Files lifestyle rankings. 50 is typical for the state; 90 means better than 90% of Connecticut towns.

Collinsville lifestyle rankings vs other Connecticut townsRetirement89th pctFamilies24th pctQuiet17th pctWalkability74th pctFirst-time buyersbottomYoung professionals96th pctVibrancy81st pctHip & trendy100th pctCollege town93rd pctUpscale55th pctVacation homesbottomSeaside characterbottomCyclingbottomTransitbottomDriving32nd pcttypical
The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025).

Homes and cost of living

The median home in Collinsville is worth $395,500, above the typical Connecticut town ($376,000). Homes cost about 4.2 times the median household income of $94,815, which is more affordable than 30% of Connecticut towns. Median rent is $1,455 a month. 70.7% of households own their home.

Collinsville vs county vs typical Connecticut townCollinsvilleCountyTypical Connecticut townHome value$395,500$376,000Household income$94,815$109,167Monthly rent$1,455$1,462
Census ACS 5-year estimates, 2020–2024. "Typical town" = median of Connecticut towns with 500+ people.
HousingCollinsvilleTypical Connecticut town
Median home value$395,500$376,000
Median rent$1,455$1,462
Median household income$94,815$109,167
Home value ÷ income4.2×3.6×
Homeownership70.7%80.3%
Median year built19791969
Seasonal / vacation homes0.0%—

Who lives in Collinsville

PeopleCollinsvilleTypical Connecticut town
Median age49.445.0
Age 65 and over25.6%20.6%
Under 1820.1%—
Bachelor's degree or higher57.0%45.8%
Below the poverty line7.7%5.7%
Veterans6.2%—
Born outside the U.S.6.4%—
Work from home24.5%16.8%
Average commute30.3 min27.6 min
Homes with broadband96.3%93.8%

Weather in Collinsville

July highs average 83.7°F and January lows 17.0°F. About 53.5 inches of rain and melted snow fall a year, with 38.6 inches of snow (typical Connecticut town: 39.0 in). Expect about 13 days a year at 90°F or hotter and 142 nights at or below freezing.

Collinsville monthly temperatures and precipitation10°20°30°40°50°60°70°80°90°32° freezing36°17°Jan39°18°Feb47°26°Mar60°36°Apr70°47°May79°57°Jun84°62°Jul82°60°Aug75°53°Sep63°41°Oct52°32°Nov41°24°DecPrecipitation (in) · snow (in) in blue3.611.13.411.84.25.54.30.54.24.84.45.15.05.70.63.90.84.88.3
NOAA 1991–2020 climate normals: average daily high and low by month; precipitation and snowfall in inches. Temperatures from the Burlington station (2.0 mi away).

Tornadoes, storms and disasters

8 tornadoes have passed within 10 miles of Collinsville since 1950, compared with 8 for the typical Connecticut town. 3 rated (E)F2 or stronger. The strongest, an F2, struck on July 5, 1984 about 8.5 miles from the town center. The most recent was on June 21, 2024.

Tornadoes within 10 miles of Collinsville by decade11950s11960s11970s11980s11990s02000s22010s12020s
NOAA Storm Events Database, tornado tracks (start to end point) passing within 10 miles of the town center, 1950–2026.

Hail of 1 inch or larger has been reported within 10 miles 35 times; the largest was 3.00 inches on July 4, 2026.

Towns near Collinsville

Collinsville questions

Is Collinsville, Connecticut a good place to retire?

On The Town Files lifestyle rankings, Collinsville scores better for retirees than 89% of Connecticut towns and quieter than 17%. 25.6% of residents are 65 or older (median age 49.4).

How much does a house cost in Collinsville?

The median owner-occupied home in Collinsville is valued at $395,500 (Census ACS 2020–2024), against a median household income of $94,815, so homes cost about 4.2 times income. Median rent is $1,455 a month.

What is the weather like in Collinsville?

July highs average 83.7°F and January lows 17.0°F (NOAA 1991–2020 normals). It gets about 53.5 inches of precipitation a year and 38.6 inches of snow.

Does Collinsville get tornadoes?

8 tornadoes have passed within 10 miles of Collinsville since 1950 (NOAA Storm Events); the strongest was a F2 on July 5, 1984. The typical Connecticut town has had 8.

How this page is made. Every number comes from public data, matched to Collinsville's Census boundary (GEOID 0916120). Comparisons use the median of Connecticut towns with at least 500 people. Weather comes from the nearest NOAA normals station; storm counts use NOAA tornado tracks within 10 miles of the town center. Data snapshot 2026-11-12.