35,459 people (2024 Census estimate, −3.6% since 2020)
385 square miles of land · 92 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.
8 active community water systems list Geary County in the area they serve, reporting 58,426 people served in all (a system that crosses county lines counts its whole population).
| FRUSI WATER TREATMENT PLANT groundwater · federal · KS2006114 | 35,784 served |
| JUNCTION CITY, CITY OF groundwater · local government · KS2006108 | 19,167 served |
| GRANDVIEW PLAZA, CITY OF buys groundwater · local government · KS2006106 | 1,663 served |
| GEARY CO RWD 4 groundwater · local government · KS2006105 | 1,005 served |
| MILFORD, CITY OF buys groundwater · local government · KS2006109 | 400 served |
| GEARY CO RWD 1 buys groundwater · local government · KS2006103 | 216 served |
| MILLER MOBILE HOME PARK groundwater · private · KS2006110 | 113 served |
| GEARY CO WATER DISTRICT 2 groundwater · local government · KS2006102 | 78 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 87 people were held in Geary County's jail, in Vera's latest figure (2022), or 391 per 100,000 residents ages 15–64. In 2017 it was about 121.
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.
1 school district has its office in Geary County. School taxes are usually the largest part of a property tax bill.
Spent $145 million — $109 million to run schools, about $14,825 per student, plus $33 million on buildings and equipment. Money in: $14.2 million local (mostly property tax), $87.6 million state, $65.2 million federal. Long-term debt: $122.5 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: Very Low compared with other U.S. counties. FEMA estimates natural hazards cost Geary County about $17.7 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Moderate; social vulnerability: Very Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
140 bridges in Geary County: 69 in good condition, 58 fair, and 13 poor (9.3%). “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.
| Washington Street over REPUBLICAN RIVER · built 1985 | 13,800 vehicles a day |
| URB2217 over I70 HWY EB/WB · built 1960 | 675 vehicles a day |
| MCDOWELL RD over I70 HWY EB/WB · built 1964 | 569 vehicles a day |
| RS 1806 LYON CR RD over LYON CREEK · built 1930 | 350 vehicles a day |
| SKIDDY RD RS 1093 over STREAM · built 1910 | 329 vehicles a day |
| RS 1806 LYON CR RD over UNNAMED STREAM · built 1960 | 259 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $28 million of work in Geary County in fiscal 2025, about $763 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 Kansas 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 Geary 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 Geary County built: brayden.ozark@gmail.com.
More of Kansas: the state government and every county in Kansas.
Nearby counties: Riley County (20 mi) · Morris County (23 mi) · Dickinson County (23 mi) · Wabaunsee County (31 mi) · Clay County (32 mi) · Pottawatomie County (35 mi).