Charleston is a town in Montgomery County, New York, home to about 1,394 people across 42 square miles. It has no ZIP code of its own: it’s part of 12066, 12072 and 12166.
Homes sold for a median of $142 per square foot across 3 ZIP codes in the three months ending August 2026, and 2 of 3 were seller’s markets.
Mostly Esperance; part is in Charleston
Mostly Glen; part is in Charleston
Mostly Root; part is in Charleston
Each card is that ZIP code’s whole market, including any part outside Charleston. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Albany International Airport (ALB)28 miles away |
|---|---|
| Nearest city of 250,000+ | Newark, NJ147 miles away |
| Nearest city of 1 million+ | New York, NY152 miles away |
Straight-line distances from the center of Charleston; 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.
Charleston had 1,355 residents in the 2020 census, up 5% since 2000.
It’s the 791st largest of 1,007 towns in New York by population.
Montgomery County grew from 47,488 residents in 1900 to 49,532 in 2020.
Montgomery 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 12°F. About 42.7 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Delanson 2ne, NY weather station (10 miles away).
15,867 jobs at 1,064 businesses in Montgomery County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
9 doctors and other health care providers list an office in Charleston’s ZIP codes.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 2 |
|---|---|
| Mental health providers | 3 |
| Physical and occupational therapists | 3 |
| Chiropractors | 1 |
| 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.
Grocery stores
Libraries
Museums
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.
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Faith Bible AcademySprakers | Pre-K–11 | 34 | Baptist | 7.0 mi |
Source: U.S. Department of Education, NCES: Common Core of Data for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Glen, Root, Esperance and Duanesburg.
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.