126,479 people (2024 Census estimate, +2.9% since 2020)
639 square miles of land · 198 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.
18 active community water systems list Jasper County in the area they serve, reporting 140,132 people served in all (a system that crosses county lines counts its whole population).
| MO AMERICAN JOPLIN surface water · private · MO5010413 | 73,728 served |
| CARTHAGE PWS groundwater · local government · MO5010142 | 14,600 served |
| WEBB CITY PWS buys surface water · local government · MO5010844 | 13,404 served |
| BARTON DADE CEDAR JASP COUNTYCONS PWSD 1 groundwater · local government · MO5024023 | 9,523 served |
| CARL JUNCTION PWS groundwater · local government · MO5010138 | 8,142 served |
| JASPER COUNTY PWSD 1 groundwater · local government · MO5024286 | 5,500 served |
| JASPER COUNTY PWSD 2 groundwater · local government · MO5024287 | 3,383 served |
| ORONOGO PWS groundwater · local government · MO5010606 | 2,719 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 212 people were held in Jasper County's jail, in Vera's latest figure (2021), or 270 per 100,000 residents ages 15–64. In 2016 it was about 258.
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.
7 school districts have their office in Jasper County. School taxes are usually the largest part of a property tax bill.
Spent $105.9 million — $83 million to run schools, about $10,792 per student, plus $14.9 million on buildings and equipment. Money in: $54 million local (mostly property tax), $40.6 million state, $18.8 million federal. Long-term debt: $123.7 million.
Spent $67.5 million — $61.7 million to run schools, about $12,112 per student, plus $2 million on buildings and equipment. Money in: $20.8 million local (mostly property tax), $40.1 million state, $11.1 million federal. Long-term debt: $39 million.
Spent $64.2 million — $48 million to run schools, about $10,386 per student, plus $13.9 million on buildings and equipment. Money in: $15 million local (mostly property tax), $31.1 million state, $7.5 million federal. Long-term debt: $28.6 million.
Spent $40.5 million — $33.7 million to run schools, about $9,801 per student, plus $5.2 million on buildings and equipment. Money in: $16.3 million local (mostly property tax), $19.2 million state, $3.9 million federal. Long-term debt: $28.4 million.
Spent $9.9 million — $9.5 million to run schools, about $13,809 per student, plus $319,000 on buildings and equipment. Money in: $2.3 million local (mostly property tax), $5.7 million state, $2.4 million federal. Long-term debt: $180,000.
Spent $6.5 million — $5.1 million to run schools, about $10,816 per student, plus $1.2 million on buildings and equipment. Money in: $2.6 million local (mostly property tax), $2.9 million state, $1.6 million federal.
Spent $2.4 million — $1.7 million to run schools, about $13,621 per student, plus $330,000 on buildings and equipment. Money in: $1.1 million local (mostly property tax), $1.2 million state, $269,000 federal.
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 Jasper County about $58.5 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.
472 bridges in Jasper County: 179 in good condition, 236 fair, and 57 poor (12.1%). “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.
| LP 49 S over TURKEY CR · built 1957 | 27,243 vehicles a day |
| MO 171 S over MINE BR · built 1949 | 18,715 vehicles a day |
| MO 249 S over TURKEY CR · built 2005 | 13,803 vehicles a day |
| MO 66 E over TURKEY CR BR · built 1985 | 12,148 vehicles a day |
| MO 96 E over DRY BR · built 1955 | 12,027 vehicles a day |
| MO 43 S over TURKEY CR · built 1934 | 11,817 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $44.7 million of work in Jasper County in fiscal 2025, about $364 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 Missouri 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 Jasper 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 Jasper County built: brayden.ozark@gmail.com.
More of Missouri: the state government and every county in Missouri.
Nearby counties: Barton County (20 mi) · Newton County (20 mi) · Cherokee County, KS (28 mi) · Lawrence County (29 mi) · Dade County (31 mi) · Crawford County, KS (35 mi).