59,585 people (2024 Census estimate, −0.7% since 2020)
1,411 square miles of land · 42 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.
35 active community water systems list Herkimer County in the area they serve, reporting 37,620 people served in all (a system that crosses county lines counts its whole population).
| ILION (V) WATER WORKS surface water · local government · NY2102307 | 8,053 served |
| HERKIMER VILLAGE surface water · local government · NY2102306 | 7,606 served |
| LITTLE FALLS CITY surface water · local government · NY2102308 | 4,605 served |
| FRANKFORT (V) WATER WORKS groundwater · local government · NY2102301 | 2,995 served |
| MOHAWK (V) WATER WORKS groundwater · local government · NY2102310 | 2,985 served |
| DOLGEVILLE (V) PWS surface water · local government · NY2102299 | 2,166 served |
| OLD FORGE-THENDARA WATER DISTRICT groundwater · local government · NY2102312 | 1,275 served |
| EAST HERKIMER WATER DISTRICT buys surface water · local government · NY2102300 | 1,024 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 82 people were held in Herkimer County's jail, in Vera's latest figure (2026). In 2021 it was about 37.
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 Herkimer County. School taxes are usually the largest part of a property tax bill.
Spent $62.8 million — $46.9 million to run schools, about $21,677 per student, plus $1.3 million on buildings and equipment. Money in: $7.8 million local (mostly property tax), $43.8 million state, $6.9 million federal. Long-term debt: $57.7 million.
Spent $29 million — $25.3 million to run schools, about $21,635 per student, plus $1.4 million on buildings and equipment. Money in: $9 million local (mostly property tax), $20.5 million state, $1.8 million federal. Long-term debt: $16.6 million.
Spent $30.1 million — $28 million to run schools, about $25,490 per student, plus $1.1 million on buildings and equipment. Money in: $7.1 million local (mostly property tax), $23.8 million state, $2.5 million federal. Long-term debt: $8.7 million.
Spent $29.5 million — $27.9 million to run schools, about $25,861 per student, plus $205,000 on buildings and equipment. Money in: $8.7 million local (mostly property tax), $20.1 million state, $2.6 million federal. Long-term debt: $29.7 million.
Spent $26.9 million — $21.8 million to run schools, about $25,807 per student, plus $561,000 on buildings and equipment. Money in: $8.4 million local (mostly property tax), $13.7 million state, $2.1 million federal. Long-term debt: $5.4 million.
Spent $20.3 million — $18 million to run schools, about $21,917 per student, plus $1.5 million on buildings and equipment. Money in: $5.2 million local (mostly property tax), $15.1 million state, $2.6 million federal. Long-term debt: $8.9 million.
Spent $19.6 million — $18.1 million to run schools, about $28,365 per student, plus $1 million on buildings and equipment. Money in: $4.8 million local (mostly property tax), $13.1 million state, $1.3 million federal. Long-term debt: $8.4 million.
Spent $14.9 million — $14 million to run schools, about $26,426 per student, plus $367,000 on buildings and equipment. Money in: $7.1 million local (mostly property tax), $7.7 million state, $693,000 federal. Long-term debt: $10.8 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 Low compared with other U.S. counties. FEMA estimates natural hazards cost Herkimer County about $21.4 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.
248 bridges in Herkimer County: 119 in good condition, 101 fair, and 28 poor (11.3%). “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 KNAPP CREEK · built 1954 | 20,495 vehicles a day |
| RTE I90 over STERLING CREEK · built 1954 | 11,303 vehicles a day |
| RTE I90 over STERLING CREEK · built 1954 | 10,248 vehicles a day |
| DYKE ROAD over FERGUSON CREEK FERGUSON · built 1965 | 6,235 vehicles a day |
| RTE 5 over BRIDENBECKER CRK · built 1940 | 5,595 vehicles a day |
| WEST MAIN STREET over MOYER CREEK · built 1900 | 4,343 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $25.7 million of work in Herkimer County in fiscal 2025, about $428 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 Herkimer 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 Herkimer County built: brayden.ozark@gmail.com.
More of New York: the state government and every county in New York.
Nearby counties: Hamilton County (18 mi) · Lewis County (33 mi) · Oneida County (37 mi) · Fulton County (38 mi) · Warren County (50 mi) · Montgomery County (50 mi).