Griswold, Connecticut

Town · population 11,402 (2020 Census)

Median home: $275,900
Household income: $78,719
Jan low / Jul high: 21° / 84°
Snow a year: 38 in
Tornadoes ≤10 mi since 1950: 2
Median age: 48.1

Griswold is a town of 11,402 people, Connecticut. The median home is worth $275,900, below the typical Connecticut town ($376,000). It ranks better for first-time buyers than 93% of Connecticut towns, quieter than 70% of Connecticut towns.

How Griswold 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.

The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025).

Homes and cost of living

The median home in Griswold is worth $275,900, below the typical Connecticut town ($376,000). Homes cost about 3.5 times the median household income of $78,719, which is more affordable than 56% of Connecticut towns. Median rent is $1,177 a month. 73.3% of households own their home.

Census ACS 5-year estimates, 2020–2024. "Typical town" = median of Connecticut towns with 500+ people.

Housing	Griswold	Typical Connecticut town
Median home value	$275,900	$376,000
Median rent	$1,177	$1,462
Median household income	$78,719	$109,167
Home value ÷ income	3.5×	3.6×
Homeownership	73.3%	80.3%
Median year built	1977	1969
Seasonal / vacation homes	1.8%	—

Who lives in Griswold

People	Griswold	Typical Connecticut town
Median age	48.1	45.0
Age 65 and over	17.8%	20.6%
Under 18	18.5%	—
Bachelor's degree or higher	19.9%	45.8%
Below the poverty line	7.6%	5.7%
Veterans	8.5%	—
Born outside the U.S.	4.0%	—
Work from home	9.0%	16.8%
Average commute	31.0 min	27.6 min
Homes with broadband	92.2%	93.8%

Weather in Griswold

July highs average 84.1°F and January lows 21.2°F. About 52.2 inches of rain and melted snow fall a year, with 38.0 inches of snow (typical Connecticut town: 39.0 in). Expect about 15 days a year at 90°F or hotter and 124 nights at or below freezing.

NOAA 1991–2020 climate normals: average daily high and low by month; precipitation and snowfall in inches. Temperatures from the Norwich Public Utility Plt station (8.4 mi away); snow from Jewett City (3.3 mi).

Tornadoes, storms and disasters

2 tornadoes have passed within 10 miles of Griswold since 1950, compared with 8 for the typical Connecticut town. The strongest, an F1, struck on July 14, 1992 about 9.3 miles from the town center. The most recent was on November 13, 2021.

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 16 times; the largest was 1.75 inches on May 25, 2014.

Public schools in Griswold

3 public schools with 1,749 students, about 12.5 students per teacher.

School	Grades	Students	Per teacher
Griswold Elementary School	PK-4	665	13.9
Griswold High School	9-12	578	11.3
Griswold Middle School	5-8	506	12.3

Towns near Griswold

Jewett City, CT
3.4 mi · 3,328 people · home $196,900
Voluntown, CT
4.7 mi · 2,570 people · home $356,100
Lisbon, CT
4.9 mi · 4,195 people · home $315,700
Plainfield Village, CT
6.2 mi · 2,580 people · home $232,600
Preston, CT
6.4 mi · 4,788 people · home $361,900
Plainfield, CT
7.6 mi · 14,973 people · home $272,100
North Stonington, CT
8.3 mi · 5,149 people · home $397,100
Canterbury, CT
8.8 mi · 5,045 people · home $334,200

Griswold questions

Is Griswold, Connecticut a good place to retire?

On The Town Files lifestyle rankings, Griswold scores better for retirees than 22% of Connecticut towns and quieter than 70%. 17.8% of residents are 65 or older (median age 48.1).

How much does a house cost in Griswold?

The median owner-occupied home in Griswold is valued at $275,900 (Census ACS 2020–2024), against a median household income of $78,719, so homes cost about 3.5 times income. Median rent is $1,177 a month.

What is the weather like in Griswold?

July highs average 84.1°F and January lows 21.2°F (NOAA 1991–2020 normals). It gets about 52.2 inches of precipitation a year and 38.0 inches of snow.

Does Griswold get tornadoes?

2 tornadoes have passed within 10 miles of Griswold since 1950 (NOAA Storm Events); the strongest was a F1 on July 14, 1992. The typical Connecticut town has had 8.

How this page is made. Every number comes from public data, matched to Griswold's Census boundary (GEOID 0918033900). 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.

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024)
U.S. Census Bureau, 2020 Census and 2025 Gazetteer (2020 / 2025)
NOAA NCEI U.S. Climate Normals (1991–2020)
NOAA NCEI Storm Events Database (1950–2026)
FEMA OpenFEMA Disaster Declarations (this product uses the FEMA OpenFEMA API but is not endorsed by FEMA) (1953–2026)
NCES Common Core of Data (2023–24)
BLS Quarterly Census of Employment and Wages; USDA ERS county unemployment (BLS LAUS) (2000–2024)
The Town Files lifestyle rankings, built from federal demographic, school, crime and housing data (2025)

Data snapshot 2026-11-13.