23,024 people (2024 Census estimate, −13.7% since 2020)
922 square miles of land · 25 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.
17 active community water systems list Yazoo County in the area they serve, reporting 24,785 people served in all (a system that crosses county lines counts its whole population).
| CITY OF YAZOO CITY groundwater · local government · MS0820014 | 9,913 served |
| CENTRAL YAZOO #1 FLETCHERS CH. groundwater · public/private · MS0820004 | 2,482 served |
| CENTRAL YAZOO #3 MECHANICSBRG groundwater · public/private · MS0820030 | 1,927 served |
| CENTRAL YAZOO W/A #5 groundwater · public/private · MS0820033 | 1,618 served |
| HILTON HEIGHTS WATER ASSN #1 groundwater · public/private · MS0820008 | 1,336 served |
| CENTRAL YAZOO #4-BENTON groundwater · public/private · MS0820031 | 1,225 served |
| CASEY JONES WATER ASSN. groundwater · public/private · MS0820003 | 1,146 served |
| LAKE CITY WATER ASSN-EAST groundwater · public/private · MS0820009 | 956 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 376 people were held in Yazoo County's jail, in Vera's latest figure (2023), or 2,153 per 100,000 residents ages 15–64. In 2018 it was about 453.
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.
2 school districts have their office in Yazoo County. School taxes are usually the largest part of a property tax bill.
Spent $33 million — $23.8 million to run schools, about $11,705 per student, plus $9.3 million on buildings and equipment. Money in: $1.1 million local (mostly property tax), $14.3 million state, $16.8 million federal. Long-term debt: $1.5 million.
Spent $22.4 million — $20.8 million to run schools, about $15,792 per student, plus $1.3 million on buildings and equipment. Money in: $9.3 million local (mostly property tax), $8.5 million state, $5.6 million federal. Long-term debt: $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 Low compared with other U.S. counties. FEMA estimates natural hazards cost Yazoo County about $18.9 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.
268 bridges in Yazoo County: 71 in good condition, 162 fair, and 35 poor (13.1%). “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.
| SR 16 over BIG BLACK RIVER · built 1960 | 4,400 vehicles a day |
| SR 16 over PEPPER CREEK · built 1976 | 3,700 vehicles a day |
| SR 16/SR 149 over RELIEF · built 1959 | 1,900 vehicles a day |
| SR 3 over CREEK · built 1940 | 1,600 vehicles a day |
| SR 3 over ONEIL CREEK · built 1978 | 1,600 vehicles a day |
| SR 3 over SHORT CREEK · built 1963 | 1,600 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $16.6 million of work in Yazoo County in fiscal 2025, about $619 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 Yazoo 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 Yazoo County built: brayden.ozark@gmail.com.
More of Mississippi: the state government and every county in Mississippi.
Nearby counties: Madison County (22 mi) · Humphreys County (26 mi) · Sharkey County (27 mi) · Holmes County (30 mi) · Hinds County (35 mi) · Issaquena County (36 mi).