Chemung County, New York
Chemung County, New York, has 80,415 residents (July 2025 estimate). Its county seat is Elmira. It uses Eastern Time and covers 407 sq mi (1,055 km²) of land.
- Resident population, July 2025
- 80,415
- Land area
- 407 sq mi (1,055 km²)
- County seat or government
- Elmira
- Time zone
- Eastern TimeUTC-05:00 in January; UTC-04:00 in July
- Median household income
- $63,716 ± $2,911
- Median home value
- $141,100 ± $6,793
- Median rent, with utilities
- $1,059 ± $36
- Homes lived in by their owners
- 68.4% ± 1.4 points
- County type
- County
- Metro or micro area
- Elmira, NY metro areaCentral county
- Water area
- 3.43 sq mi (8.87 km²)
- State
- New York
- County code (FIPS)
- 36015
- Coordinates (central point)
- 42.148697, -76.752471
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Chemung County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Eastern TimeAmerica/New_York | UTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
- 1484520,327 people
- 1483019,015 people
- 1490414,861 people
- 1490113,970 people
- 149058,751 people
- 148927,703 people
- 149037,078 people
- 148675,149 people
- 148714,207 people
- 148122,954 people
- 148142,152 people
- 148381,889 people
All 22
22 ZIP Code areas overlap Chemung County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
Chemung County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Towns in Chemung County, largest first
- Town of Horseheads18,854 people
- Town of Southport9,150 people
- Town of Big Flats7,592 people
- Town of Elmira6,662 people
- Town of Veteran3,269 people
- Town of Catlin2,518 people
- Town of Chemung2,361 people
- Town of Erin1,912 people
- Town of Ashland1,428 people
- Town of Van Etten1,328 people
- Town of Baldwin816 people
People counts are American Community Survey 2020–2024 5-year estimates. All towns in New York, by county
School districts in Chemung County, largest first
- Elmira City School District43,137 people
- Corning City School District32,623 people
- Horseheads Central School District26,298 people
- Waverly Central School District9,185 people
- Watkins Glen Central School District7,637 people
- Elmira Heights Central School District6,955 people
- Spencer-Van Etten Central School District5,868 people
- Odessa-Montour Central School District5,527 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Elmira, New York (city)26,257 people
- Southport, New York (CDP)6,450 people
- Horseheads, New York (village)6,449 people
- Big Flats, New York (CDP)5,651 people
- West Elmira, New York (CDP)4,750 people
- Elmira Heights, New York (village)4,110 people
- Horseheads North, New York (CDP)2,676 people
- Pine Valley, New York (CDP)721 people
- Breesport, New York (CDP)628 people
- Van Etten, New York (CDP)587 people
- Erin, New York (CDP)473 people
- Wellsburg, New York (village)448 people
All 13
- Millport, New York (village)243 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Schuyler County, New York21 mi northwest
- Tioga County, New York23 mi east
- Tompkins County, New York25 mi northeast
- Bradford County, Pennsylvania28 mi southeast
- Steuben County, New York33 mi west
- Tioga County, Pennsylvania37 mi southwest
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