74,567 people (2024 Census estimate, −2.1% since 2020)
692 square miles of land · 108 people per square mile
“Highest” and “lowest” are just order, not grades: a high rank for poverty or hazard losses means more of it. Each figure's source is in its section below.
32 active community water systems list Cayuga County in the area they serve, reporting 51,894 people served in all (a system that crosses county lines counts its whole population).
| AUBURN surface water · local government · NY0501710 | 27,179 served |
| OWASCO WATER DISTRICT surface water · local government · NY0501721 | 3,000 served |
| WEEDSPORT VILLAGE buys surface water · local government · NY0501726 | 2,300 served |
| UNION SPRINGS VILLAGE groundwater · local government · NY0501725 | 2,000 served |
| MORAVIA VILLAGE groundwater · local government · NY0501720 | 1,950 served |
| FLEMING WD #1 buys surface water · local government · NY0501718 | 1,800 served |
| SENNETT CONSOLIDATED WATER DISTRICTS buys surface water · local government · NY0511741 | 1,467 served |
| PORT BYRON VILLAGE buys surface water · local government · NY0501722 | 1,400 served |
Source: U.S. EPA Safe Drinking Water Information System (SDWIS), active community systems, . Look up any system's violations and test results with EPA's search using its ID.
About 142 people were held in Cayuga County's jail, in Vera's latest figure (2026). In 2021 it was about 153.
Source: Vera Institute of Justice, Incarceration Trends (built from federal Bureau of Justice Statistics jail surveys). Counties without their own jail, or that share one, may show no figure.
7 school districts have their office in Cayuga County. School taxes are usually the largest part of a property tax bill.
Spent $102.5 million — $92.9 million to run schools, about $23,837 per student, plus $4 million on buildings and equipment. Money in: $34.3 million local (mostly property tax), $58.3 million state, $12.2 million federal. Long-term debt: $42.4 million.
Spent $28.5 million — $24.9 million to run schools, about $27,015 per student, plus $1.2 million on buildings and equipment. Money in: $9.4 million local (mostly property tax), $17.6 million state, $2.7 million federal. Long-term debt: $25.1 million.
Spent $27 million — $19.3 million to run schools, about $21,808 per student, plus $1.2 million on buildings and equipment. Money in: $6.9 million local (mostly property tax), $17.3 million state, $2.3 million federal. Long-term debt: $9.6 million.
Spent $25.6 million — $21.2 million to run schools, about $26,494 per student, plus $1.1 million on buildings and equipment. Money in: $7 million local (mostly property tax), $17.7 million state, $2.3 million federal. Long-term debt: $22.1 million.
Spent $21.2 million — $19.6 million to run schools, about $25,510 per student, plus $636,000 on buildings and equipment. Money in: $12 million local (mostly property tax), $12.8 million state, $1.5 million federal. Long-term debt: $11.7 million.
Spent $25.2 million — $17.7 million to run schools, about $24,636 per student, plus $4.8 million on buildings and equipment. Money in: $8.6 million local (mostly property tax), $11.9 million state, $1.6 million federal. Long-term debt: $33.9 million.
Spent $22.9 million — $17.8 million to run schools, about $26,103 per student, plus $1.8 million on buildings and equipment. Money in: $9.2 million local (mostly property tax), $10.4 million state, $1.8 million federal. Long-term debt: $6.4 million.
Source: U.S. Census Bureau, 2023 Annual Survey of School System Finances. Districts are listed by the county of their main office; some serve neighboring counties too.
Source: County Health Rankings & Roadmaps 2025 (University of Wisconsin Population Health Institute), which gathers federal data (CDC, Census, and others); measures cover different recent years. Blank lines aren't reported for small counties.
Overall risk: Relatively Low compared with other U.S. counties. FEMA estimates natural hazards cost Cayuga County about $23.8 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very High; social vulnerability: Relatively Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
148 bridges in Cayuga County: 53 in good condition, 69 fair, and 26 poor (17.6%). “Poor” means a main part — the deck, the beams, or the supports — is rated 4 or lower on the federal 0–9 scale. It doesn't mean unsafe to drive; unsafe bridges are closed.
| RTE 90 over 90IX RTE I90 · built 1952 | 3,156 vehicles a day |
| RTE 90 over FALL CREEK · built 1933 | 2,756 vehicles a day |
| RTE 34 over ERIE BARGE CANAL · built 1964 | 2,718 vehicles a day |
| RTE 104A over STERLING CREEK · built 1910 | 1,324 vehicles a day |
| DIVISION STREET over OWASCO OUTLET · built 1952 | 1,258 vehicles a day |
| RTE 104A over STERLING CREEK WEST BRAN · built 1914 | 626 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $107 million of work in Cayuga County in fiscal 2025, about $1,403 per resident — to the county, cities, schools, hospitals, nonprofits and others.
Source: USAspending.gov, grants by place of performance, fiscal 2025 (Oct. 2024 to Sept. 2025). Search it by county to see each award.
From Grants.gov: posted grants listing county governments as eligible, soonest deadline first; research-only and overseas programs left out; list updated 2026-10-13, refreshed weekly. 62 are open in all. Cities, towns, school districts and nonprofits have their own lists there.
Registration deadlines, early voting and polling places for New York are on the federal site vote.gov, which links to the state's official election office.
The budget, property tax rates, audits, local officials and offices for Cayuga County come from the county's own records, which we haven't gathered — not gathered, never hidden. See what a full county site looks like, or ask to have Cayuga County built: brayden.ozark@gmail.com.
More of New York: the state government and every county in New York.
Nearby counties: Onondaga County (19 mi) · Seneca County (20 mi) · Wayne County (28 mi) · Oswego County (36 mi) · Yates County (37 mi) · Cortland County (38 mi).