Groton is a town in Grafton County, New Hampshire, home to about 507 people across 41 square miles. It has no ZIP code of its own: it’s part of 03241 and 03266.
Homes sold for a median of $311 per square foot across 2 ZIP codes in the three months ending August 2026, and 0 of 2 were seller’s markets.
Mostly Hebron; part is in Groton
Mostly Rumney; part is in Groton
Each card is that ZIP code’s whole market, including any part outside Groton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Groton’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Portland International Jetport (PWM)77 miles away |
|---|---|
| Closer regional airport | Lebanon Municipal Airport (LEB)25 miles away |
| Nearest city of 250,000+ | Boston, MA107 miles away |
| Nearest city of 1 million+ | New York, NY239 miles away |
Straight-line distances from the center of Groton; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Groton had 569 residents in the 2020 census, up 25% since 2000.
It’s the 215th largest of 242 towns in New Hampshire by population.
Grafton County grew from 40,844 residents in 1900 to 91,118 in 2020.
Grafton County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 7°F. About 43.1 inches of rain and melted snow fall in a typical year, with about 77 inches of snow.
Source: NOAA 1991–2020 climate normals, Wentworth, NH weather station (8 miles away).
54,232 jobs at 2,920 businesses in Grafton County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
5 doctors and other health care providers list an office in Groton’s ZIP codes.
Nearest hospitals
Providers with an office here
| Mental health providers | 4 |
|---|---|
| Physical and occupational therapists | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (6 nearby)
Grocery stores
Pharmacies
Libraries (1 nearby)
Museums
Theaters and performance venues
Counts are within about 4.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Rumney School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Russell Elementary SchoolRumney | K–8 | 84 | Public | 2.7 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Rumney, Hebron and Dorchester.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.