38,095 people (2024 Census estimate, −6.0% since 2020)
902 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.
21 active community water systems list Mississippi County in the area they serve, reporting 41,629 people served in all (a system that crosses county lines counts its whole population).
| BLYTHEVILLE WATERWORKS groundwater · local government · AR0000365 | 12,981 served |
| OSCEOLA WATERWORKS groundwater · local government · AR0000375 | 6,053 served |
| MANILA WATERWORKS groundwater · local government · AR0000378 | 4,165 served |
| GOSNELL WATER ASSOCIATION groundwater · local government · AR0000374 | 3,083 served |
| BUFFALO ISLAND REG WATER DIST buys surface water · local government · AR0000671 | 3,055 served |
| LEACHVILLE WATERWORKS groundwater · local government · AR0000362 | 2,030 served |
| DOGWOOD WATER ASSOCIATION groundwater · local government · AR0000585 | 1,345 served |
| WILSON WATER SYSTEM groundwater · local government · AR0000370 | 1,336 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 139 people were held in Mississippi County's jail, in Vera's latest figure (2019), or 531 per 100,000 residents ages 15–64. In 2014 it was about 155.
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.
6 school districts have their office in Mississippi County. School taxes are usually the largest part of a property tax bill.
Spent $24.1 million — $23 million to run schools, about $14,526 per student, plus $594,000 on buildings and equipment. Money in: $3 million local (mostly property tax), $16.3 million state, $8.6 million federal. Long-term debt: $24.3 million.
Spent $15.2 million — $13.2 million to run schools, about $11,295 per student, plus $1.8 million on buildings and equipment. Money in: $1.2 million local (mostly property tax), $11.4 million state, $2.4 million federal.
Spent $23.7 million — $17.2 million to run schools, about $15,429 per student, plus $6.1 million on buildings and equipment. Money in: $2.4 million local (mostly property tax), $10.5 million state, $5.6 million federal. Long-term debt: $11.3 million.
Spent $15.4 million — $12 million to run schools, about $11,138 per student, plus $3.1 million on buildings and equipment. Money in: $2.2 million local (mostly property tax), $9.2 million state, $1.9 million federal. Long-term debt: $5.7 million.
Spent $20.1 million — $18.1 million to run schools, about $18,390 per student, plus $1.4 million on buildings and equipment. Money in: $8 million local (mostly property tax), $7.8 million state, $6.1 million federal. Long-term debt: $22.3 million.
Spent $6.1 million — $5.7 million to run schools, about $13,623 per student, plus $269,000 on buildings and equipment. Money in: $4.1 million local (mostly property tax), $4.3 million state, $391,000 federal. Long-term debt: $6.4 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: Relatively Moderate compared with other U.S. counties. FEMA estimates natural hazards cost Mississippi County about $51.8 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Low; social vulnerability: Very High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
309 bridges in Mississippi County: 178 in good condition, 109 fair, and 22 poor (7.1%). “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.
| SH 140-02- LM 9.08 over NATIONAL DITCH · built 1967 | 2,900 vehicles a day |
| SH140-02- LM 10.52 over DRAINAGE DITCH · built 1967 | 2,900 vehicles a day |
| SH 77-02- LM 7.16 over DITCH NO. 1 · built 1954 | 2,035 vehicles a day |
| SH 77-02- LM 6.83 over LITTLE RIVER · built 1954 | 2,035 vehicles a day |
| SH 77-02- LM 10.42 over Little Rvr Lt Hand Chute · built 1952 | 1,800 vehicles a day |
| SH 77-02-LM 1.9 over DITCH NO 20 · built 1952 | 1,700 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $61.8 million of work in Mississippi County in fiscal 2025, about $1,520 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.
General election: Tuesday, November 3, 2026. Last day to register to vote: 2026-10-05. Early voting: 2026-10-19 to 2026-11-02. Absentee application due (by mail, email, or fax): 2026-10-27. Absentee ballot hand-delivered by you: last day: 2026-10-30. Election Day — and mailed absentee ballots must arrive: 2026-11-03. Provisional ballot: show your ID by noon: 2026-11-09. General runoff (only where a race needs one): 2026-12-01.
Source: Arkansas Secretary of State, 2026 election calendar · Fayetteville Flyer, Oct. 5, 2026 · sos.arkansas.gov — voting in Arkansas
The budget, property tax rates, audits, local officials and offices for Mississippi 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 Mississippi County built: brayden.ozark@gmail.com.
More of Arkansas: the state government and every county in Arkansas.
Nearby counties: Lauderdale County, TN (24 mi) · Tipton County, TN (25 mi) · Dunklin County, MO (27 mi) · Craighead County (33 mi) · Pemiscot County, MO (34 mi) · Greene County (38 mi).