35,499 people (2024 Census estimate, +3.5% since 2020)
675 square miles of land · 53 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.
10 active community water systems list Platte County in the area they serve, reporting 26,695 people served in all (a system that crosses county lines counts its whole population).
| COLUMBUS, CITY OF groundwater · local government · NE3114110 | 24,028 served |
| HUMPHREY, CITY OF groundwater · local government · NE3114103 | 842 served |
| DUNCAN, VILLAGE OF groundwater · local government · NE3114113 | 392 served |
| PLATTE CENTER, VILLAGE OF groundwater · local government · NE3114101 | 336 served |
| MONROE, VILLAGE OF groundwater · local government · NE3114102 | 284 served |
| LINDSAY, VILLAGE OF groundwater · local government · NE3114104 | 283 served |
| CRESTON, VILLAGE OF groundwater · local government · NE3114114 | 210 served |
| COLLEGE VIEW PARK groundwater · private · NE3114106 | 150 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 102 people were held in Platte County's jail, in Vera's latest figure (2019), or 493 per 100,000 residents ages 15–64. In 2014 it was about 61.
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.
3 school districts have their office in Platte County. School taxes are usually the largest part of a property tax bill.
Spent $61.7 million — $52.8 million to run schools, about $12,835 per student, plus $7.5 million on buildings and equipment. Money in: $33.3 million local (mostly property tax), $21.1 million state, $2.4 million federal. Long-term debt: $49.3 million.
Spent $15.9 million — $13.4 million to run schools, about $14,092 per student, plus $2 million on buildings and equipment. Money in: $12.2 million local (mostly property tax), $2.6 million state, $1.2 million federal. Long-term debt: $13.2 million.
Spent $6.1 million — $4.9 million to run schools, about $15,210 per student, plus $828,000 on buildings and equipment. Money in: $4.4 million local (mostly property tax), $1.5 million state, $354,000 federal. Long-term debt: $937,000.
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 Platte County about $32.5 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Moderate; social vulnerability: Relatively Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
435 bridges in Platte County: 153 in good condition, 261 fair, and 21 poor (4.8%). “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.
| WB-US30/US81 over LOUP RIVER · built 1931 | 14,395 vehicles a day |
| N22 over COLUMBUS GENOA CANAL · built 1935 | 3,890 vehicles a day |
| R71G/LAKE NORTH over COLUMBUS GENOA CANAL · built 1935 | 3,025 vehicles a day |
| FAS 2760 over COLUMBUS GENOA CANAL · built 1935 | 700 vehicles a day |
| FAS 2855 over STREAM · built 1935 | 235 vehicles a day |
| FRONT STREET over STREAM · built 1984 | 150 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $214.5 million of work in Platte County in fiscal 2025, about $6,256 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 Nebraska 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 Platte 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 Platte County built: brayden.ozark@gmail.com.
More of Nebraska: the state government and every county in Nebraska.
Nearby counties: Colfax County (22 mi) · Madison County (23 mi) · Polk County (27 mi) · Nance County (27 mi) · Stanton County (29 mi) · Boone County (30 mi).