Florence County, SC Demographics

Population 137,117 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Florence County, SC map of median age by neighborhood
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Population and households in Florence County

Household size in Florence County

Household size, people per household
PeriodFlorence CountySouth CarolinaU.S.
2006–102.572.542.68
2010–142.622.592.73
2015–192.612.572.71
2020–242.612.502.65
Change+0.05−0.04−0.03
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Households in Florence County average 2.61 people, about the same as the country as a whole (2.65). The typical household here is bigger than in South Carolina overall, where it has 2.50 people. Since 2006–10, household size has crept up from 2.57, even as the national average fell.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Florence County

Median age, years
PeriodFlorence CountySouth CarolinaU.S.
2006–1037.738.337.7
2010–1438.439.338.6
2015–1939.940.639.6
2020–2439.741.240.1
Change+2.0+2.9+2.3
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Half of the people in Florence County are younger than 39.7 and half are older, close to the national median of 40.1. The population here is younger than in South Carolina as a whole, where the median age is 41.2. The median age has climbed from 37.7 in 2006–10, mirroring the country.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Florence County

Single-parent households, % of households
PeriodFlorence CountySouth CarolinaU.S.
2006–1016.6%13.0%12.3%
2010–1416.8%13.0%12.3%
2015–1915.5%11.8%11.6%
2020–2414.0%11.7%11.6%
Change−2.6 pts−1.3 pts−0.6 pts
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Single-parent households are more common in Florence County than nationally: 14.0%, against 11.6%. The single-parent share is down 2.6 points from 2006–10, a much bigger shift than nationally.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Florence County

Renters in Florence County

Renters, % of occupied homes
PeriodFlorence CountySouth CarolinaU.S.
2006–1033.9%30.1%33.3%
2010–1434.2%31.4%35.6%
2015–1934.3%30.6%36.0%
2020–2435.5%28.1%34.8%
Change+1.6 pts−2.0 pts+1.5 pts
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Renting in Florence County is about as common as it is nationally: 35.5% of households rent, against 34.8%. Renters make up a bigger share here than in South Carolina as a whole (28.1%). Among homeowners, 47.8% have no mortgage at all, above the national share of 39.8%. The renter share is up 1.6 points from 2006–10, as it has nationally.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Florence County

Vacant homes, % of all homes
PeriodFlorence CountySouth CarolinaU.S.
2006–1010.3%14.2%11.4%
2010–1412.6%14.2%11.4%
2015–1914.2%13.3%11.1%
2020–2415.5%11.8%9.6%
Change+5.2 pts−2.5 pts−1.8 pts
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Vacancy is high in Florence County: 15.5% of homes are empty, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand. Vacancy has risen 5.2 points since 2006–10, even as the national rate fell.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Florence County

Age of homes, median year built
PeriodFlorence CountySouth CarolinaU.S.
2006–10198219841974
2010–14198319851975
2015–19198319871977
2020–24198619911980
Change+4+7+6
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Homes in Florence County are newer than the national norm: the median home was built in 1986, versus 1980 across the U.S. Even so, homes here are older than in South Carolina overall, where the median home dates to 1991. The median year built has moved up from 1982 in 2006–10, a sign of steady new building. The newest homes are mostly in the center, the oldest in the north.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Florence County

Rent, per month
PeriodFlorence CountySouth CarolinaU.S.
2006–10$623$780$965
2010–14$691$859$1,040
2015–19$791$984$1,213
2020–24$986$1,294$1,571
Change+$362+$514+$606
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A typical rental in Florence County costs $986 a month with utilities, well below the national median of $1,571. Rent has climbed $362 a month since 2006–10, up 58%, a slower climb than the nation's. Rent takes 33.1% of the typical renter's income, well over the 30% mark often used to define affordable rent, so many renters here are stretched. Renters on a budget will find the lowest rents in the south; the highest are in the northwest.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Florence County

Bachelor's degrees in Florence County

Bachelor's degrees, % of adults 25+
PeriodFlorence CountySouth CarolinaU.S.
2006–1021.5%25.2%28.4%
2010–1421.8%26.5%29.6%
2015–1923.9%28.9%32.1%
2020–2424.4%32.6%35.6%
Change+2.8 pts+7.4 pts+7.2 pts
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Fewer adults in Florence County have a four-year degree than in the country as a whole: 24.4%, against 35.6% nationally. Since 2006–10, the share with a degree has risen 2.8 points, in line with the national trend. College graduates are most concentrated in the northwest and least in the southwest.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Florence County

High school graduates, % of adults 25+
PeriodFlorence CountySouth CarolinaU.S.
2006–1081.4%84.0%84.9%
2010–1483.7%85.7%86.1%
2015–1985.3%87.8%87.7%
2020–2487.6%90.2%89.3%
Change+6.2 pts+6.2 pts+4.3 pts
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About one in eight adults in Florence County never finished high school, a bit more than nationally: 87.6% have a diploma or equivalent, against 89.3% across the U.S. Since 2006–10, the share with a diploma has risen 6.2 points, mirroring the country.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Florence County

Unemployment, % of the labor force
PeriodFlorence CountySouth CarolinaU.S.
2006–109.7%9.1%8.1%
2010–1413.5%10.6%9.4%
2015–196.5%5.8%5.6%
2020–245.7%4.9%5.4%
Change−4.0 pts−4.2 pts−2.7 pts
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At 5.7%, unemployment in Florence County is close to the national rate of 5.4%. The rate is higher than in South Carolina as a whole (4.9%). Unemployment is down 4.0 points from 2006–10, in line with the national trend.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Florence County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Florence County2.6139.714.0%35.5%15.5%1986$98624.4%87.6%5.7%
Marion County2.4043.018.7%37.4%16.6%1981$68514.9%85.9%7.4%
Lee County2.4043.614.0%29.5%16.4%1983$86511.8%80.1%7.2%
Kershaw County2.5542.211.0%18.0%10.4%1991$1,04524.6%89.3%4.8%
Columbus County2.4743.111.4%28.9%14.9%1981$84615.1%86.7%4.7%
Richland County2.4037.114.3%39.7%10.9%1988$1,37740.9%92.1%6.3%
Brunswick County2.2453.28.2%15.4%20.4%2002$1,40933.9%93.2%4.5%
Newberry County2.4741.513.8%26.9%17.1%1978$91222.8%84.9%5.2%
New Hanover County2.2541.68.0%38.6%10.9%1991$1,54145.0%94.0%4.5%
Greenwood County2.4439.914.2%33.0%12.3%1976$94124.3%88.7%5.9%
Abbeville County2.4643.611.0%21.9%16.7%1980$82619.8%88.1%3.5%

All figures 2020–24.

Counties with similar populations: Warren County, KY · Rock Island County, IL · Rowan County, NC · Schuylkill County, PA · Skagit County, WA · Monroe County, IN · Strafford County, NH · Livingston Parish, LA · Lebanon County, PA · Sussex County, NJ

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Florence County. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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