209,570 people (2024 Census estimate, −1.2% since 2020)
522 square miles of land · 401 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.
21 active community water systems list Niagara County in the area they serve, reporting 223,670 people served in all (a system that crosses county lines counts its whole population).
| NIAGARA FALLS WATER BOARD surface water · local government · NY3100568 | 50,193 served |
| NORTH TONAWANDA CITY surface water · local government · NY3100572 | 31,568 served |
| LOCKPORT CITY WTP surface water · local government · NY3100564 | 21,165 served |
| LOCKPORT TOWN WDS buys surface water · local government · NY3100563 | 21,105 served |
| WHEATFIELD WD buys surface water · local government · NY3100585 | 18,117 served |
| LEWISTON WATER IMPROVEMENTAREA buys surface water · local government · NY3100561 | 16,257 served |
| NEWFANE TOWN WDS buys surface water · local government · NY3100573 | 9,304 served |
| NIAGARA WATER IMPROVEMENT AREA buys surface water · local government · NY3100571 | 8,100 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 396 people were held in Niagara County's jail, in Vera's latest figure (2026). In 2021 it was about 360.
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.
10 school districts have their office in Niagara County. School taxes are usually the largest part of a property tax bill.
Spent $193.5 million — $172.8 million to run schools, about $24,581 per student, plus $9.7 million on buildings and equipment. Money in: $28.7 million local (mostly property tax), $146.9 million state, $30.5 million federal. Long-term debt: $126.3 million.
Spent $126.7 million — $115.5 million to run schools, about $26,387 per student, plus $6.9 million on buildings and equipment. Money in: $42.3 million local (mostly property tax), $73.2 million state, $12.8 million federal. Long-term debt: $64.7 million.
Spent $106 million — $80.6 million to run schools, about $24,743 per student, plus $9.7 million on buildings and equipment. Money in: $37.1 million local (mostly property tax), $45.8 million state, $7.5 million federal. Long-term debt: $19.1 million.
Spent $74.8 million — $68.4 million to run schools, about $21,554 per student, plus $3.6 million on buildings and equipment. Money in: $28.2 million local (mostly property tax), $50.9 million state, $6.6 million federal. Long-term debt: $35.8 million.
Spent $61.9 million — $59.5 million to run schools, about $20,095 per student, plus $934,000 on buildings and equipment. Money in: $31.4 million local (mostly property tax), $28.2 million state, $3.1 million federal. Long-term debt: $11.5 million.
Spent $57.9 million — $47.6 million to run schools, about $25,432 per student, plus $7.7 million on buildings and equipment. Money in: $29.4 million local (mostly property tax), $21.9 million state, $3.2 million federal. Long-term debt: $31 million.
Spent $51.7 million — $36.6 million to run schools, about $27,815 per student, plus $14 million on buildings and equipment. Money in: $13.7 million local (mostly property tax), $22.3 million state, $2.8 million federal. Long-term debt: $2.4 million.
Spent $28.3 million — $25.9 million to run schools, about $21,298 per student, plus $779,000 on buildings and equipment. Money in: $10.9 million local (mostly property tax), $19.2 million state, $2.1 million federal. Long-term debt: $8.6 million.
And 2 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 Niagara County about $52.4 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.
267 bridges in Niagara County: 73 in good condition, 170 fair, and 24 poor (9.0%). “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 I190 over RTE 104 · built 1962 | 11,962 vehicles a day |
| MAIN STREET over ERIE CANAL · built 1912 | 7,684 vehicles a day |
| RTE 104 over EIGHTEENMILE CREEK · built 1929 | 6,759 vehicles a day |
| GASPORT ROAD over EIGHTEEN MILE CRK · built 1916 | 4,212 vehicles a day |
| RTE 957A over ROCK CUT · built 1963 | 2,162 vehicles a day |
| RTE 18 over TWELVE MILE CREEK · built 1930 | 2,101 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $67 million of work in Niagara County in fiscal 2025, about $315 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 Niagara 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 Niagara County built: brayden.ozark@gmail.com.
More of New York: the state government and every county in New York.
Nearby counties: Orleans County (31 mi) · Erie County (36 mi) · Genesee County (36 mi) · Wyoming County (49 mi) · Monroe County (56 mi) · Livingston County (64 mi).