The Town Files

Old Mystic, Connecticut

Community · population 3,493 (2020 Census)

Map: where Old Mystic is in ConnecticutOld Mystic
Median home
$342,500
Household income
$130,903
Jan low / Jul high
24° / 81°
Snow a year
25 in
Tornadoes ≤10 mi since 1950
5
Median age
46.3

Old Mystic is a community of 3,493 people, Connecticut. The median home is worth $342,500, below the typical Connecticut town ($376,000). It ranks better for families than 86% of Connecticut towns, easier by car than 83% of Connecticut towns.

Old Mystic in our rankings:

How Old Mystic 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.

Old Mystic lifestyle rankings vs other Connecticut townsRetirement42nd pctFamilies86th pctQuiet65th pctWalkability7th pctFirst-time buyersbottomYoung professionals12th pctVibrancy45th pctHip & trendy13th pctCollege town42nd pctUpscale56th pctVacation homesbottomSeaside characterbottomCyclingbottomTransitbottomDriving83rd 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 Old Mystic is worth $342,500, below the typical Connecticut town ($376,000). Homes cost about 2.6 times the median household income of $130,903, which is more affordable than 96% of Connecticut towns. Median rent is $1,602 a month. 90.3% of households own their home.

Old Mystic vs county vs typical Connecticut townOld MysticCountyTypical Connecticut townHome value$342,500$376,000Household income$130,903$109,167Monthly rent$1,602$1,462
Census ACS 5-year estimates, 2020–2024. "Typical town" = median of Connecticut towns with 500+ people.
HousingOld MysticTypical Connecticut town
Median home value$342,500$376,000
Median rent$1,602$1,462
Median household income$130,903$109,167
Home value ÷ income2.6×3.6×
Homeownership90.3%80.3%
Median year built19771969
Seasonal / vacation homes1.7%—

Who lives in Old Mystic

PeopleOld MysticTypical Connecticut town
Median age46.345.0
Age 65 and over20.7%20.6%
Under 1820.1%—
Bachelor's degree or higher40.2%45.8%
Below the poverty line5.3%5.7%
Veterans11.2%—
Born outside the U.S.10.8%—
Work from home14.1%16.8%
Average commute25.9 min27.6 min
Homes with broadband94.0%93.8%

Weather in Old Mystic

July highs average 80.8°F and January lows 23.8°F. About 48.9 inches of rain and melted snow fall a year, with 24.5 inches of snow (typical Connecticut town: 39.0 in). Expect about 3 days a year at 90°F or hotter and 101 nights at or below freezing.

Old Mystic monthly temperatures and precipitation20°30°40°50°60°70°80°90°32° freezing39°24°Jan41°25°Feb47°32°Mar57°41°Apr66°50°May75°59°Jun81°66°Jul80°65°Aug74°58°Sep63°47°Oct53°38°Nov44°30°DecPrecipitation (in) · snow (in) in blue3.95.83.48.34.93.94.40.83.73.93.44.24.34.43.80.54.65.2
NOAA 1991–2020 climate normals: average daily high and low by month; precipitation and snowfall in inches. Temperatures from the Groton station (3.5 mi away).

Tornadoes, storms and disasters

5 tornadoes have passed within 10 miles of Old Mystic since 1950, compared with 8 for the typical Connecticut town. The strongest, an EF1, struck on November 13, 2021 about 7.9 miles from the town center. The most recent was on November 13, 2021.

Tornadoes within 10 miles of Old Mystic by decade01950s01960s01970s01980s01990s12000s22010s22020s
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 2.75 inches on May 29, 1969.

Towns near Old Mystic

Old Mystic questions

Is Old Mystic, Connecticut a good place to retire?

On The Town Files lifestyle rankings, Old Mystic scores better for retirees than 42% of Connecticut towns and quieter than 65%. 20.7% of residents are 65 or older (median age 46.3).

How much does a house cost in Old Mystic?

The median owner-occupied home in Old Mystic is valued at $342,500 (Census ACS 2020–2024), against a median household income of $130,903, so homes cost about 2.6 times income. Median rent is $1,602 a month.

What is the weather like in Old Mystic?

July highs average 80.8°F and January lows 23.8°F (NOAA 1991–2020 normals). It gets about 48.9 inches of precipitation a year and 24.5 inches of snow.

Does Old Mystic get tornadoes?

5 tornadoes have passed within 10 miles of Old Mystic since 1950 (NOAA Storm Events); the strongest was an EF1 on November 13, 2021. The typical Connecticut town has had 8.

How this page is made. Every number comes from public data, matched to Old Mystic's Census boundary (GEOID 0957180). 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 2026-11-13.