Cayuga County, New York
County seat: Auburn · Population 74,365 (2025) · 692 sq mi
Cayuga County is the 36th most populous of New York's 62 counties, with 74,365 people (2025 estimate). Its county seat is Auburn. The map shows its 10 cities and towns and the 7 neighboring counties.
Cayuga County facts
- County seat
- Auburn
- Population (2025 estimate)
- 74,365 −2.5% since 2020
- Land area
- 692 sq mi 29th largest of 62
- Water area
- 172 sq mi
- Population density
- 108 per sq mi
- Established
- 1799
- Named after
- Cayuga people North American ethnic group
- Largest city
- Auburn 25,947
- Median household income
- $67,904
- Cities and towns
- 10 plus 1 CDPs
- ZIP codes
- 26
- Time zone
- Eastern
- FIPS code
- 36011
Cities and towns in Cayuga County
Cayuga County has 10 incorporated cities, towns and villages. Populations count the people living inside Cayuga County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Auburn (county seat) | City | 25,947 | |
| Weedsport | Village | 1,760 | |
| Moravia | Village | 1,233 | |
| Port Byron | Village | 1,215 | |
| Union Springs | Village | 1,057 | |
| Fair Haven | Village | 770 | |
| Cayuga | Village | 551 | |
| Cato | Village | 517 | |
| Aurora | Village | 329 | |
| Meridian | Village | 285 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Melrose Park | 1,960 |
ZIP codes in Cayuga County
26 ZIP codes reach into Cayuga County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 13021 also Onondaga County
- 13024
- 13026
- 13027 also Onondaga County
- 13033
- 13034
- 13045 also Cortland and Tompkins counties
- 13071
- 13073 also Tompkins County
- 13074 also Oswego County
- 13077 also Cortland and Onondaga counties
- 13080 also Onondaga County
- 13081
- 13092 also Tompkins County
- 13111 also Oswego County
- 13113
- 13117
- 13118
- 13126 also Oswego County
- 13140
- 13143 also Wayne County
- 13147
- 13152 also Onondaga County
- 13156 also Wayne and Oswego counties
- 13160
- 13166 also Onondaga County
Population of Cayuga County, 2020–2025
Cayuga County shrank by 1,884 people (−2.5%) between April 2020 and July 2025: 997 more deaths than births and a net loss of 859 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 76,107 |
| 2021 | 75,426 |
| 2022 | 74,730 |
| 2023 | 74,563 |
| 2024 | 74,642 |
| 2025 | 74,365 |
Neighboring counties
- Wayne County northwest · 91,250 people
- Onondaga County east · 466,584 people
- Oswego County northeast · 118,569 people
- Seneca County southwest · 32,883 people
- Tompkins County south · 104,047 people
- Cortland County southeast · 45,850 people
- Jefferson County north · 111,540 people
Printable Cayuga 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) (121 KB)
- PNG (2400 px) (134 KB)
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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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