Chemung County, New York
County seat: Elmira · Population 80,415 (2025) · 407 sq mi
Chemung County is the 33rd most populous of New York's 62 counties, with 80,415 people (2025 estimate). Its county seat is Elmira. The map shows its 5 cities and towns and the 6 neighboring counties.
Chemung County facts
- County seat
- Elmira
- Population (2025 estimate)
- 80,415 −4.4% since 2020
- Land area
- 407 sq mi 48th largest of 62
- Water area
- 3 sq mi
- Population density
- 197 per sq mi
- Established
- 1836
- Named after
- Chemung human settlement in Chemung County, New York, United States of America
- Largest city
- Elmira 26,089
- Median household income
- $63,716
- Cities and towns
- 5 plus 8 CDPs
- ZIP codes
- 22
- Time zone
- Eastern
- FIPS code
- 36015
Cities and towns in Chemung County
Chemung County has 5 incorporated cities, towns and villages. Populations count the people living inside Chemung County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Elmira (county seat) | City | 26,089 | |
| Horseheads | Village | 6,275 | |
| Elmira Heights | Village | 3,716 | |
| Wellsburg | Village | 457 | |
| Millport | Village | 274 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Southport | 6,450 | |
| Big Flats | 5,651 | |
| West Elmira | 4,750 | |
| Horseheads North | 2,676 | |
| Pine Valley | 721 | |
| Breesport | 628 | |
| Van Etten | 587 | |
| Erin | 473 |
ZIP codes in Chemung County
22 ZIP codes reach into Chemung County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 14805 also Schuyler County
- 14812 also Schuyler and Steuben counties
- 14814 also Steuben County
- 14816
- 14824 also Schuyler County
- 14825
- 14830 also Steuben County
- 14838 also Schuyler County
- 14845
- 14859 also Tioga County
- 14861
- 14864 also Schuyler County
- 14867 also Tompkins County
- 14871 also Steuben County
- 14872
- 14889 also Schuyler and Tioga counties
- 14892 also Tioga County
- 14894
- 14901
- 14903
- 14904
- 14905
Population of Chemung County, 2020–2025
Chemung County shrank by 3,733 people (−4.4%) between April 2020 and July 2025: 1,773 more deaths than births and a net loss of 1,989 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 83,652 |
| 2021 | 83,061 |
| 2022 | 81,535 |
| 2023 | 81,090 |
| 2024 | 80,837 |
| 2025 | 80,415 |
Neighboring counties
- Schuyler County northwest · 16,924 people
- Tioga County east · 47,453 people
- Steuben County west · 91,855 people
- Bradford County, Pennsylvania southeast · 59,600 people
- Tompkins County northeast · 104,047 people
- Tioga County, Pennsylvania southwest · 40,502 people
Printable Chemung County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (103 KB)
- PNG (2400 px) (71 KB)
Paste this code to embed the map on your site:
Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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