Richmond is a town in Sagadahoc County, Maine, home to about 3,566 people across 30 square miles. Its ZIP code is 04357.
Homes sold for a median of $239 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Richmond. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Richmond’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Richmond well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Portland International Jetport (PWM)40 miles away |
|---|---|
| Closer regional airport | Augusta State Airport (AUG)15 miles away |
| Nearest city of 250,000+ | Boston, MA136 miles away |
| Nearest city of 1 million+ | New York, NY317 miles away |
Straight-line distances from the center of Richmond; 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.
Richmond had 3,522 residents in the 2020 census, up 7% since 2000.
It’s the 103rd largest of 519 towns in Maine by population.
Sagadahoc County grew from 20,330 residents in 1900 to 36,699 in 2020.
Sagadahoc County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 81°F in summer, and winter lows average 9°F. About 47.8 inches of rain and melted snow fall in a typical year, with about 69 inches of snow.
Source: NOAA 1991–2020 climate normals, Gardiner, ME weather station (8 miles away).
14,590 jobs at 1,011 businesses in Sagadahoc County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
19 doctors and other health care providers list an office in Richmond.
Nearest hospitals
Providers with an office here
| Primary care doctors | 2 |
|---|---|
| Specialist doctors | 1 |
| Nurse practitioners and physician assistants | 5 |
| Mental health providers | 5 |
| Physical and occupational therapists | 4 |
| Chiropractors | 2 |
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 (5 nearby)
Libraries (1 nearby)
Museums (2 nearby)
Counts are within about 3.5 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 Richmond Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Marcia Buker SchoolRichmond | Pre-K–5 | 214 | Public | 1.5 mi |
| Richmond Middle SchoolRichmond | 6–8 | 86 | Public | 1.2 mi |
| Richmond High SchoolRichmond | 9–12 | 122 | Public | 1.2 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.
Buying or selling around Richmond? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
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.