138,049 people (2024 Census estimate, +0.9% since 2020)
801 square miles of land · 172 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.
7 active community water systems list Florence County in the area they serve, reporting 99,970 people served in all (a system that crosses county lines counts its whole population).
| FLORENCE CITY OF (SC2110001) surface water · local government · SC2110001 | 79,745 served |
| LAKE CITY CITY OF (SC2110007) groundwater · local government · SC2110007 | 9,191 served |
| JOHNSONVILLE CITY OF (SC2110011) groundwater · local government · SC2110011 | 5,083 served |
| COWARD TOWN OF (SC2110012) groundwater · local government · SC2110012 | 2,283 served |
| PAMPLICO TOWN OF (SC2110010) groundwater · local government · SC2110010 | 1,734 served |
| SCRANTON TOWN OF (SC2110009) groundwater · local government · SC2110009 | 1,133 served |
| OLANTA TOWN OF (SC2110006) groundwater · local government · SC2110006 | 801 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 456 people were held in Florence County's jail, in Vera's latest figure (2023), or 530 per 100,000 residents ages 15–64. In 2018 it was about 340.
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.
4 school districts have their office in Florence County. School taxes are usually the largest part of a property tax bill.
Spent $252.8 million — $227.6 million to run schools, about $14,201 per student, plus $20.9 million on buildings and equipment. Money in: $100.4 million local (mostly property tax), $125.2 million state, $44.3 million federal. Long-term debt: $30.6 million.
Spent $49.3 million — $46.5 million to run schools, about $15,537 per student, plus $2.4 million on buildings and equipment. Money in: $10.6 million local (mostly property tax), $27.4 million state, $14.5 million federal. Long-term debt: $1.5 million.
Spent $18.3 million — $17.4 million to run schools, about $14,230 per student, plus $760,000 on buildings and equipment. Money in: $5.1 million local (mostly property tax), $11 million state, $3.1 million federal. Long-term debt: $782,000.
Spent $19.9 million — $16 million to run schools, about $14,955 per student, plus $3.9 million on buildings and equipment. Money in: $5.7 million local (mostly property tax), $9.9 million state, $4.9 million federal. Long-term debt: $259,000.
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 Florence County about $65.2 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively High; social vulnerability: Relatively High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
275 bridges in Florence County: 92 in good condition, 173 fair, and 10 poor (3.6%). “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 52 over JEFFERIES CREEK · built 1938 | 24,100 vehicles a day |
| I-95 NB over GREAT PEE DEE RIVER · built 1967 | 23,150 vehicles a day |
| US 76 over MIDDLE SWAMP · built 1937 | 14,000 vehicles a day |
| US 52 WB over LYNCHES RIVER SWAMP · built 1950 | 7,200 vehicles a day |
| US 52 WBL over LYNCHES RIVER SWAMP · built 1974 | 7,200 vehicles a day |
| S-21-356 over HIGH HILL CREEK · built 1984 | 5,700 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $34.2 million of work in Florence County in fiscal 2025, about $250 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 South Carolina 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 Florence 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 Florence County built: brayden.ozark@gmail.com.
More of South Carolina: the state government and every county in South Carolina.
Nearby counties: Marion County (21 mi) · Darlington County (25 mi) · Williamsburg County (28 mi) · Dillon County (31 mi) · Lee County (32 mi) · Clarendon County (38 mi).