13,525 people (2024 Census estimate, +2.2% since 2020)
656 square miles of land · 21 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.
12 active community water systems list Jackson County in the area they serve, reporting 12,049 people served in all (a system that crosses county lines counts its whole population).
| JACKSON CO RWD 3 buys surface water · local government · KS2008510 | 4,376 served |
| HOLTON, CITY OF buys surface water · local government · KS2008503 | 3,329 served |
| JACKSON CO RWD 1 buys surface water · local government · KS2008511 | 2,500 served |
| HOYT, CITY OF buys surface water · local government · KS2008501 | 599 served |
| MAYETTA, CITY OF buys surface water · local government · KS2008512 | 356 served |
| WHITING, CITY OF groundwater · local government · KS2008513 | 196 served |
| CIRCLEVILLE, CITY OF buys surface water · local government · KS2008504 | 155 served |
| DELIA, CITY OF buys groundwater · local government · KS2008507 | 149 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 80 people were held in Jackson County's jail, in Vera's latest figure (2023), or 1,010 per 100,000 residents ages 15–64. In 2018 it was about 92.
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 Jackson County. School taxes are usually the largest part of a property tax bill.
Spent $20.9 million — $19.6 million to run schools, about $17,068 per student, plus $868,000 on buildings and equipment. Money in: $7.5 million local (mostly property tax), $13.7 million state, $2.6 million federal. Long-term debt: $18.8 million.
Spent $14 million — $12.2 million to run schools, about $14,249 per student, plus $1.9 million on buildings and equipment. Money in: $2.5 million local (mostly property tax), $10.3 million state, $1.7 million federal.
Spent $5.9 million — $5.3 million to run schools, about $13,067 per student, plus $605,000 on buildings and equipment. Money in: $1.3 million local (mostly property tax), $5 million state, $273,000 federal. Long-term debt: $1.5 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 Jackson County about $7.7 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively High; social vulnerability: Relatively Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
246 bridges in Jackson County: 90 in good condition, 139 fair, and 17 poor (6.9%). “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.
| IRRA RS 719 K 228 over BANNER CREEK · built 1967 | 227 vehicles a day |
| IRR BIA RTE 0906 over JAMES CREEK · built 1995 | 200 vehicles a day |
| RS 1265 W4 309 over TRIB. TO DELAWARE RIVER · built 1940 | 137 vehicles a day |
| RS 1262 J4 256 over TRIB. TO ELK CREEK · built 1930 | 112 vehicles a day |
| MINOR 94 01 over TRIB. LITTLE SOLDIER CK. · built 1927 | 65 vehicles a day |
| IRRA LOCAL R-324 over MUD CREEK · built 1930 | 45 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $8.6 million of work in Jackson County in fiscal 2025, about $647 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 Jackson 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 Jackson County built: brayden.ozark@gmail.com.
More of Kansas: the state government and every county in Kansas.
Nearby counties: Jefferson County (25 mi) · Shawnee County (26 mi) · Atchison County (27 mi) · Nemaha County (29 mi) · Pottawatomie County (29 mi) · Brown County (31 mi).