195,871 people (2024 Census estimate, +5.2% since 2020)
476 square miles of land · 411 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.
19 active community water systems list DeSoto County in the area they serve, reporting 202,446 people served in all (a system that crosses county lines counts its whole population).
| CITY OF SOUTHAVEN groundwater · local government · MS0170018 | 56,000 served |
| CITY OF OLIVE BRANCH groundwater · local government · MS0170015 | 54,025 served |
| CITY OF HERNANDO groundwater · local government · MS0170009 | 14,457 served |
| CITY OF HORN LAKE groundwater · local government · MS0170022 | 13,649 served |
| HORN LAKE WATER ASSOCIATION groundwater · public/private · MS0170010 | 12,735 served |
| LEWISBURG WATER ASSOCIATION groundwater · public/private · MS0170011 | 9,390 served |
| WALLS WATER ASSN- LAKE FOREST groundwater · public/private · MS0170043 | 9,298 served |
| CITY OF HERNANDO-JAYBIRD groundwater · private · MS0170002 | 6,750 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 450 people were held in DeSoto County's jail, in Vera's latest figure (2023), or 350 per 100,000 residents ages 15–64. In 2018 it was about 329.
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 DeSoto County. School taxes are usually the largest part of a property tax bill.
Spent $399.1 million — $333.4 million to run schools, about $9,525 per student, plus $62.5 million on buildings and equipment. Money in: $140.7 million local (mostly property tax), $211.8 million state, $56.8 million federal. Long-term debt: $94.1 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 DeSoto County about $85.9 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.
266 bridges in DeSoto County: 152 in good condition, 108 fair, and 6 poor (2.3%). “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.
| US 78 over COLDWATER RIVER · built 1966 | 14,500 vehicles a day |
| US 78 over SR 302 · built 1967 | 12,500 vehicles a day |
| US 51 over STREAM · built 1935 | 11,000 vehicles a day |
| PLEASANT HILL RD over NOLEHOE CREEK · built 1976 | 10,000 vehicles a day |
| US 51 over HURRICANE CREEK · built 1935 | 9,400 vehicles a day |
| MALONE ROAD over UNNAMED CREEK · built 1976 | 2,000 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $56.6 million of work in DeSoto County in fiscal 2025, about $306 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 Mississippi 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 DeSoto 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 DeSoto County built: brayden.ozark@gmail.com.
More of Mississippi: the state government and every county in Mississippi.
Nearby counties: Tate County (16 mi) · Shelby County, TN (22 mi) · Tunica County (26 mi) · Crittenden County, AR (28 mi) · Marshall County (29 mi) · Panola County (35 mi).