228,347 people (2024 Census estimate, −1.2% since 2020)
1,212 square miles of land · 188 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.
45 active community water systems list Oneida County in the area they serve, reporting 194,838 people served in all (a system that crosses county lines counts its whole population).
| MVWA - MOHAWK VALLEY WATER AUTHORITY surface water · local government · NY3202411 | 126,250 served |
| ROME CITY surface water · local government · NY3202405 | 31,795 served |
| LEE WATER DISTRICT buys surface water · local government · NY3202394 | 3,150 served |
| SHERRILL - KENWOOD WD buys surface water · local government · NY3202419 | 3,142 served |
| CLINTON VILLAGE groundwater · local government · NY3202386 | 3,000 served |
| CAMDEN VILLAGE (GU) groundwater (surface-influenced) · local government · NY3202385 | 2,800 served |
| SAUQUOIT CONSOLIDATED WD (T/O/PARIS) groundwater · local government · NY3202407 | 2,700 served |
| HAMILTON COLLEGE WD buys surface water · private · NY3202470 | 2,672 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 316 people were held in Oneida County's jail, in Vera's latest figure (2026). In 2021 it was about 315.
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.
15 school districts have their office in Oneida County. School taxes are usually the largest part of a property tax bill.
Spent $237.5 million — $207.2 million to run schools, about $22,076 per student, plus $10.1 million on buildings and equipment. Money in: $30.6 million local (mostly property tax), $194.3 million state, $39.8 million federal. Long-term debt: $134.2 million.
Spent $148.4 million — $129.6 million to run schools, about $24,112 per student, plus $7.4 million on buildings and equipment. Money in: $38.8 million local (mostly property tax), $95.4 million state, $14.1 million federal. Long-term debt: $45.3 million.
Spent $91 million — $68.6 million to run schools, about $22,164 per student, plus $6.2 million on buildings and equipment. Money in: $33.4 million local (mostly property tax), $42.1 million state, $4.5 million federal. Long-term debt: $56.4 million.
Spent $60.8 million — $56.1 million to run schools, about $21,233 per student, plus $1.9 million on buildings and equipment. Money in: $37.2 million local (mostly property tax), $21.8 million state, $2.2 million federal. Long-term debt: $16.3 million.
Spent $65.6 million — $52.3 million to run schools, about $26,023 per student, plus $9.9 million on buildings and equipment. Money in: $12.8 million local (mostly property tax), $42.2 million state, $6.1 million federal. Long-term debt: $26.4 million.
Spent $44.5 million — $42.7 million to run schools, about $23,192 per student, plus $829,000 on buildings and equipment. Money in: $16.8 million local (mostly property tax), $26.2 million state, $3.8 million federal. Long-term debt: $1.1 million.
Spent $46.3 million — $34.6 million to run schools, about $26,676 per student, plus $617,000 on buildings and equipment. Money in: $14 million local (mostly property tax), $21.8 million state, $2.9 million federal. Long-term debt: $18 million.
Spent $33.4 million — $27.7 million to run schools, about $21,907 per student, plus $1.8 million on buildings and equipment. Money in: $16.8 million local (mostly property tax), $14.1 million state, $2 million federal. Long-term debt: $16 million.
And 7 more.
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 Moderate compared with other U.S. counties. FEMA estimates natural hazards cost Oneida County about $54.8 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very High; social vulnerability: Relatively Moderate.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
496 bridges in Oneida County: 223 in good condition, 215 fair, and 58 poor (11.7%). “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 I90 over NYO&W RR (ABAND) · built 1954 | 25,281 vehicles a day |
| RTE I90 over RTE 69 · built 1954 | 20,466 vehicles a day |
| E DOMINICK STREET over MOHAWK RIVER · built 1929 | 12,649 vehicles a day |
| RTE 5 over SAUQUOIT CREEK · built 1960 | 11,636 vehicles a day |
| RTE 233 over DEANS CREEK · built 1927 | 6,569 vehicles a day |
| RTE 46 over STONEY CREEK · built 1991 | 5,549 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $102.9 million of work in Oneida County in fiscal 2025, about $443 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 Oneida 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 Oneida County built: brayden.ozark@gmail.com.
More of New York: the state government and every county in New York.
Nearby counties: Madison County (26 mi) · Lewis County (37 mi) · Herkimer County (37 mi) · Onondaga County (42 mi) · Oswego County (42 mi) · Otsego County (47 mi).