9,378 people (2024 Census estimate, −5.7% since 2020)
628 square miles of land · 15 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.
6 active community water systems list Carroll County in the area they serve, reporting 10,203 people served in all (a system that crosses county lines counts its whole population).
| PELUCIA RURAL W/A #2-GRAV HILL groundwater · public/private · MS0080003 | 3,142 served |
| TOWN OF VAIDEN groundwater · local government · MS0080009 | 2,497 served |
| TOWN OF NORTH CARROLLTON groundwater · local government · MS0080006 | 2,392 served |
| TOWN OF CARROLLTON groundwater · local government · MS0080002 | 1,122 served |
| MCCARLEY WATER ASSOCIATION, INC groundwater · public/private · MS0080005 | 660 served |
| BLACK HAWK WATER ASSN #1 groundwater · public/private · MS0080001 | 390 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 165 people were held in Carroll County's jail, in Vera's latest figure (2023), or 2,846 per 100,000 residents ages 15–64. In 2018 it was about 135.
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 Carroll County. School taxes are usually the largest part of a property tax bill.
Spent $11.7 million — $10.4 million to run schools, about $12,897 per student, plus $1.2 million on buildings and equipment. Money in: $3.6 million local (mostly property tax), $5.4 million state, $3.4 million 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 Carroll County about $5.4 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.
224 bridges in Carroll County: 84 in good condition, 93 fair, and 47 poor (21.0%). “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 82 over STREAM · built 1937 | 3,650 vehicles a day |
| SR 7 over BAYOU · built 1949 | 3,200 vehicles a day |
| SR 35 over BIG BLACK RIVER · built 1955 | 2,100 vehicles a day |
| SR 35 over BILLUPS BRANCH · built 1958 | 1,500 vehicles a day |
| SR 35 over PETACOCOWA CREEK · built 1958 | 650 vehicles a day |
| US 51 over CREEK · built 1937 | 590 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 Carroll County in fiscal 2025, about $863 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 Carroll 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 Carroll County built: brayden.ozark@gmail.com.
More of Mississippi: the state government and every county in Mississippi.
Nearby counties: Montgomery County (17 mi) · Leflore County (23 mi) · Grenada County (24 mi) · Holmes County (24 mi) · Attala County (31 mi) · Tallahatchie County (38 mi).