Madison is a town in Carroll County, New Hampshire, home to about 2,680 people across 38 square miles. Its ZIP codes are 03849 and 03875, and parts of 03818 are in Madison too.
Homes sold for a median of $269 per square foot across 2 ZIP codes in the three months ending August 2026, and 0 of 2 were seller’s markets.
All in Madison
Mostly Madison; also Tamworth
Mostly Conway; part is in Madison
Each card is that ZIP code’s whole market, including any part outside Madison. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Madison’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)46 miles away |
|---|---|
| Nearest city of 250,000+ | Boston, MA109 miles away |
| Nearest city of 1 million+ | New York, NY265 miles away |
Straight-line distances from the center of Madison; 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.
Madison had 2,565 residents in the 2020 census, up 29% since 2000.
It’s the 119th largest of 242 towns in New Hampshire by population.
Carroll County grew from 16,895 residents in 1900 to 50,107 in 2020.
Carroll County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 78°F in summer, and winter lows average 8°F. About 52.3 inches of rain and melted snow fall in a typical year, with about 83 inches of snow.
Source: NOAA 1991–2020 climate normals, Tamworth 4, NH weather station (6 miles away).
17,163 jobs at 1,896 businesses in Carroll County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2 doctors and other health care providers list an office in Madison’s ZIP codes.
Nearest hospitals
Providers with an office here
| Mental health providers | 1 |
|---|---|
| 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 (3 nearby)
Grocery stores
Pharmacies
Libraries (1 nearby)
Museums (1 nearby)
Theaters and performance venues
Counts are within about 4 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.
Established in 1852.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Madison School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Madison Elementary SchoolMadison | Pre-K–6 | 129 | Public | 0.6 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 Conway, Albany and Tamworth.
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.