Each edition grades its towns against each other only.
Griswold is a solid, middle-of-the-road choice. It grades C overall, 129th among Connecticut's 151 graded towns, with no subject far below average. Its best mark is health: CDC estimates put its residents' health ahead of 63% of the country. Expect to pay for it: homes are expensive, about $361K for a typical one and 4.2 times the Norwich metro’s $87K median household income. 27% of the land in Griswold is conserved, above both Connecticut’s towns (14%) and U.S. towns (4.3%). Griswold has 7 places on the National Register of Historic Places, among them Avery House and Kinne Cemetery. Griswold is more walkable than 78% of U.S. towns.
Where Griswold beats most towns.
Where Griswold’s working residents go each day. Line width shows the share.
Census LEHD 2023
Each subject compared with towns across the country (schools within Connecticut), ordered by how far Griswold is from typical.
How TownRatings grades towns →
Census counts: 1,859 in 1820, 11,402 in 2020. The archive holds 6 old photos and papers going back to 1880 and 7 maps from 1889 on.
7 places on the National Register of Historic Places.
Explore the history →Museums, parks, gardens and other places to visit around Griswold. Close and well known come first.
Big draw32 mi LakeLake Chaubunagungamaug
Big draw33 mi MuseumThe Breakers
30 mi Ancient siteHMS Endeavour
11 mi Stadium & arenaMohegan Sun Arena
40 mi MuseumUSS Massachusetts
33 mi MuseumMarble HouseLake Chaubunagungamaug: Bree from Worcester, MA, USA, CC BY-SA 2.0 · The Breakers: UpstateNYer, CC BY-SA 3.0 · HMS Endeavour: Samuel Atkins (c.1760-1810), Public domain · Mohegan Sun Arena: Bbjeter, CC BY-SA 3.0 · USS Massachusetts: USN, Public domain · Marble House: [email protected], Public domain
Who provides power, water and the rest in Griswold, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Sep 30, 2026.
Ordered by what stands out in Griswold.
Griswold sends most of its workers to Groton and beyond and is healthy by national standards but behind most towns in Connecticut.
Its public schools are run by the Griswold School District. Two of its 4 schools are below, each with why it’s listed. The largest public high school is Griswold High School, with 606 students.
| School | Level | Students | Letter |
|---|---|---|---|
| Griswold Elementary SchoolLargest public elementary schoolGrades PK–4 | Grades PK–4 | 655 | C |
| Griswold High SchoolLargest public high schoolGrades 9–12 | Grades 9–12 | 606 | C+ |
NCES · EDFacts · graded within CT on state tests and graduation
34 miles of trail in 7 parks and preserves. Griswold’s trail density is 0.9 miles per square mile, below the Connecticut town median (1.3) but above the median of U.S. towns (0.4). The biggest park or preserve is Hopeville Pond State Park, at 518 acres.
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. TriTown Forest Preserve | 3.7 mi | 181 |
| 2. Hopeville Pond State Park | 0.9 mi | 518 |
| 3. Pachaug Outdoor Club | — | 76 |
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Griswold has 1,412 jobs for its 5,490 working residents: even if every job went to a resident, most would still commute out.
Most working residents leave Griswold for work: only 8% work in town. Griswold’s average trip to work is 31 minutes. Since 2013, Griswold has added 238 jobs, to 1,412 in 2023.
| Griswold | Connecticut towns | U.S. towns | |
|---|---|---|---|
| Average trip to work | 31 minutes | 27 minutes | 25 minutes |
| Work from home | 9% | 16% | 11% |
| Median household income | $79,000 | $109,000 | $80,000 |
| Below the poverty line | 7.6% | 5.8% | 9.6% |
Census LEHD 2023 · ACS
Griswold has chilly, snowy winters and pleasant summers. July afternoons reach 83°, January nights drop to 19° and about 38 inches of snow falls in a winter.
NOAA U.S. Climate Normals, 1991–2020
The typical Griswold home is worth about $361,000, up 4.2% in a year, 19% below the Connecticut typical home.
| Griswold | Connecticut towns | U.S. towns | |
|---|---|---|---|
| Median rent | $1,177 a month | $1,451 a month | $1,185 a month |
| Households that own their home | 73% | 81% | 73% |
Zillow Home Value Index · Redfin Data Center
Within Connecticut it is less healthy than 85% of the 154 graded towns: Connecticut sets a high bar.
38% of Griswold adults sleep under 7 hours. Griswold beats the Connecticut average on 4 of 32 CDC measures and trails it on 7. 17% of Griswold adults report frequent mental distress.
| Griswold | Connecticut towns | U.S. towns | |
|---|---|---|---|
| Sleep under 7 hours (CDC PLACES) | 38% | 33% | 36% |
| Frequent mental distress (CDC PLACES) | 17% | 15% | 17% |
| Depression (CDC PLACES) | 25% | 22% | 23% |
| Get no exercise (CDC PLACES) | 26% | 22% | 25% |
| What stands out | Griswold | CT |
|---|---|---|
| Fewer uninsured adults | 7.7% | 10% |
| Fewer adults facing food insecurity | 12.2% | 14.9% |
| More adults with COPD | 7.1% | 5.6% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Expected storm and flood damage is higher than in 62% of U.S. communities. Since 1987, 3 flood insurance claims have been paid out in Griswold.
FEMA flood insurance claims · FEMA National Risk Index · OpenFEMA
None within 15 miles of Griswold; the nearest are
About 2 of every 100 Griswold residents are enrolled in college, against 7 across Connecticut.
7 places in Griswold on the National Register of Historic Places.
5 notable people were born in Griswold.
Town in Connecticut, United States
Griswold is a town in New London County, Connecticut, United States. The town is part of the Southeastern Connecticut Planning Region. The population was 11,402 at the 2020 census. Griswold contains the borough of Jewett City and the villages of Doaneville, Kaalmanville, Rixtown, Glasgo, Hopeville, Nathanieltown, and Pachaug.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
6 towns share a border with Griswold.
| Town | CT rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| Griswold | #129 | C | C | — | C− | B |
| Lisbon | #104 | B− | C− | — | B− | B |
| Jewett City | #139 | D | D | — | C− | B− |
| Voluntown | #110 | C+ | C+ | — | B | B+ |
| Preston | #114 | C+ | C | — | C+ | A− |
| Plainfield | #103 | B− | C+ | A+ | C | B− |
| North Stonington | #28 | A− | C | — | A | A− |
Griswold, Lisbon, Jewett City, Voluntown, Preston and North Stonington report no FBI crime data of their own. Compare Griswold with a neighbor →
Short answers, built from the data on this page.
Griswold grades C overall, better than 28% of U.S. towns and #129 of 151 in Connecticut. It grades B for health and C− for schools. Schools is its weak spot, with a C−.
Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades C.
5 notable people were born here, including Moses Coit Tyler and William Jewett Tucker.
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