51,422 people (2024 Census estimate, +1.9% since 2020)
603 square miles of land · 85 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.
13 active community water systems list Gibson County in the area they serve, reporting 42,351 people served in all (a system that crosses county lines counts its whole population).
| MILAN WATER DEPT groundwater · local government · TN0000458 | 10,932 served |
| HUMBOLDT UTILITIES-WATER DEPT groundwater · local government · TN0000314 | 9,908 served |
| TRENTON WATER SYSTEM groundwater · local government · TN0000707 | 5,155 served |
| GIBSON CO MUNI WATER DIST #4 groundwater · local government · TN0000813 | 3,386 served |
| GIBSON CO MUNI WATER DIST #5 groundwater · local government · TN0000815 | 2,864 served |
| DYER WATER DEPT groundwater · local government · TN0000209 | 2,783 served |
| GIBSON CO MUNI WATER DIST #1 groundwater · local government · TN0000709 | 2,433 served |
| GIBSON CO MUNI WATER DIST #3 groundwater · local government · TN0000812 | 1,465 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 249 people were held in Gibson County's jail, in Vera's latest figure (2024), or 777 per 100,000 residents ages 15–64. In 2019 it was about 291.
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.
5 school districts have their office in Gibson County. School taxes are usually the largest part of a property tax bill.
Spent $45.2 million — $40 million to run schools, about $10,106 per student, plus $3.5 million on buildings and equipment. Money in: $16 million local (mostly property tax), $26.4 million state, $6.7 million federal. Long-term debt: $42 million.
Spent $24.7 million — $23 million to run schools, about $11,511 per student, plus $1 million on buildings and equipment. Money in: $8.6 million local (mostly property tax), $14.1 million state, $4.5 million federal. Long-term debt: $22.8 million.
Spent $17.5 million — $14.8 million to run schools, about $10,912 per student, plus $1.8 million on buildings and equipment. Money in: $6 million local (mostly property tax), $9.9 million state, $3.3 million federal. Long-term debt: $18.8 million.
Spent $17.2 million — $14.4 million to run schools, about $13,012 per student, plus $2.4 million on buildings and equipment. Money in: $3.7 million local (mostly property tax), $8.1 million state, $6 million federal. Long-term debt: $2.8 million.
Spent $8.4 million — $7.8 million to run schools, about $12,608 per student, plus $409,000 on buildings and equipment. Money in: $2.8 million local (mostly property tax), $4.6 million state, $1.2 million federal. Long-term debt: $1.6 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 Gibson County about $48.5 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Moderate; social vulnerability: Relatively High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
386 bridges in Gibson County: 130 in good condition, 239 fair, and 17 poor (4.4%). “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.
| NFA 2483 over ROGERS BRANCH · built 1929 | 3,076 vehicles a day |
| NFA 2483 over BRANCH · built 1929 | 3,076 vehicles a day |
| FAS 54 over DAVIS CREEK · built 1992 | 2,640 vehicles a day |
| FAP 104 over BRANCH · built 1978 | 1,678 vehicles a day |
| NFA 2488 over BRANCH · built 1978 | 229 vehicles a day |
| NFA A323 (SA 2726) over BRANCH OF THOMPSON CREEK · built 1970 | 210 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $20.8 million of work in Gibson County in fiscal 2025, about $413 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: 2026-10-14 to 2026-10-29. Mail ballot request deadline: 2026-10-24. Election Day: 2026-11-03.
Source: Tennessee Secretary of State: elections calendar · Tennessee Secretary of State: registration deadline FAQ · Tennessee Secretary of State: GoVoteTN
The budget, property tax rates, audits, local officials and offices for Gibson 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 Gibson County built: brayden.ozark@gmail.com.
More of Tennessee: the state government and every county in Tennessee.
Nearby counties: Crockett County (16 mi) · Weakley County (25 mi) · Dyer County (26 mi) · Carroll County (27 mi) · Madison County (27 mi) · Obion County (28 mi).