Warner is a town in Merrimack County, New Hampshire, home to about 2,959 people across 55 square miles. Its ZIP code is 03278, and parts of 03221 are in Warner too.
Homes sold for a median of $257 per square foot in the three months ending August 2026, a seller’s market.
Mostly Warner; also Sutton and Salisbury
Mostly Bradford; part is in Warner
Each card is that ZIP code’s whole market, including any part outside Warner. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Warner’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Boston Logan International Airport (BOS)77 miles away |
|---|---|
| Closer regional airport | Lebanon Municipal Airport (LEB)32 miles away |
| Nearest city of 250,000+ | Boston, MA79 miles away |
| Nearest city of 1 million+ | New York, NY212 miles away |
Straight-line distances from the center of Warner; 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.
Warner had 2,937 residents in the 2020 census, up 6% since 2000.
It’s the 112th largest of 242 towns in New Hampshire by population.
Merrimack County grew from 52,430 residents in 1900 to 153,808 in 2020.
Merrimack County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 80°F in summer, and winter lows average 13°F. About 48.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Salisbury, NH weather station (7 miles away).
62,841 jobs at 4,213 businesses in Merrimack County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
17 doctors and other health care providers list an office in Warner.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|---|
| Specialist doctors | 1 |
| Nurse practitioners and physician assistants | 5 |
| Mental health providers | 7 |
| Physical and occupational therapists | 2 |
| Pharmacies | 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 (4 nearby)
Grocery stores (1 nearby)
Pharmacies
Libraries (2 nearby)
Museums (2 nearby)
Counts are within about 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 Kearsarge Regional School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Simonds Elementary SchoolWarner | K–5 | 132 | Public | 1.9 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 Bradford, Sutton and Salisbury.
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.