Demographics of Florence County, South Carolina

Florence County, South Carolina had 138,504 people on July 1, 2025, by the Census Bureau’s estimate: +1,678 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Florence County, in four figures

138,504
Population: July 1, 2025, Vintage 2025 estimate.; +1.2%
Change since July 2020: +1,678 people.; 39.4 ±0.4
Median age: ACS 2020–⁠2024.; $58,305 ±$2,979
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Florence County, South Carolina's population grew 1.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Florence County, South Carolina's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Florence County, South Carolina's population grew 1.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Florence County, South Carolina's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	136,826	100.0	100.0
2021	136,446	99.7	100.2
2022	136,895	100.1	100.7
2023	137,524	100.5	101.6
2024	138,317	101.1	102.5
2025	138,504	101.2	103.1

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Population of Florence County, South Carolina on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	136,826	−241	−90	+2	−159
2021	136,446	−380	−565	+38	+33
2022	136,895	+449	−360	+171	+726
2023	137,524	+629	−202	+279	+575
2024	138,317	+793	−226	+497	+522
2025	138,504	+187	−225	+218	+178

Age, 2020–2024

The median age is 39.4 ±0.4: for men 37.6 ±0.5 and for women 40.6 ±0.4. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Florence County by age, ACS 2020–2024
Age	People	Share	South Carolina	United States
Under 5	7,939 ±119	5.8% ±0.1	5.5% ±<0.1	5.6% ±<0.1
5 to 17	24,349 ±820	17.8% ±0.6	16.0% ±0.1	16.3% ±<0.1
18 to 24	11,952 ±767	8.7% ±0.6	9.1% ±0.1	9.1% ±<0.1
25 to 44	33,904 ±991	24.7% ±0.7	25.3% ±0.1	26.9% ±<0.1
45 to 64	34,166 ±900	24.9% ±0.7	25.2% ±0.1	24.8% ±<0.1
65 and over	24,807 ±911	18.1% ±0.7	18.9% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $58,305 ±$2,979, and income per person $33,071 ±$1,213, in 2024 dollars. The median is $69,324 ±$570 in South Carolina and $80,734 ±$166 in the United States.

Households by income

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Households in Florence County by income, ACS 2020–2024
Household income	Households	Share	South Carolina	United States
Under $25,000	12,072 ±910	22.8% ±1.7	17.0% ±0.2	14.6% ±<0.1
$25,000 to $49,999	11,450 ±878	21.7% ±1.6	19.6% ±0.3	16.7% ±<0.1
$50,000 to $74,999	8,341 ±786	15.8% ±1.5	17.0% ±0.3	15.5% ±<0.1
$75,000 to $99,999	6,637 ±657	12.6% ±1.2	13.1% ±0.2	12.6% ±<0.1
$100,000 to $149,999	7,468 ±664	14.1% ±1.2	16.4% ±0.2	17.5% ±<0.1
$150,000 to $199,999	3,632 ±505	6.9% ±1.0	8.0% ±0.2	9.6% ±<0.1
$200,000 or more	3,256 ±442	6.2% ±0.8	8.9% ±0.2	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Florence County by age, ACS 2020–2024
Age	Below poverty	Rate	South Carolina	United States
All ages	25,015 ±1,792	18.7% ±1.3	14.1% ±0.2	12.5% ±0.1
Under 18	7,800 ±810	24.4% ±2.3	19.4% ±0.4	16.1% ±0.1
18 to 59	11,678 ±1,178	16.7% ±1.6	13.1% ±0.2	11.6% ±0.1
60 and over	5,537 ±615	17.2% ±1.8	11.6% ±0.3	11.0% ±<0.1

Housing, 2020–2024

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Housing in Florence County, ACS 2020–2024
Measure	Florence County	South Carolina	United States
Housing units	62,090 ±48	2,443,039 ±311	143,775,355 ±10,234
Occupied	85.1% ±1.2	86.7% ±0.2	89.9% ±0.1
Vacant	14.9% ±1.2	13.3% ±0.2	10.1% ±0.1
Owner occupied	64.5% ±1.7	71.9% ±0.3	65.2% ±0.3
Renter occupied	35.5% ±1.8	28.1% ±0.3	34.8% ±0.1
Median home value	$177,900 ±$7,891	$259,000 ±$1,421	$332,700 ±$236
Median gross rent	$954 ±$29	$1,180 ±$9	$1,413 ±$2
Median year built	1986 ±2	1992 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Florence County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	South Carolina	United States
Hispanic or Latino	4,591 ±0	3.3% ±<0.1	7.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	67,339 ±331	49.1% ±0.2	61.9% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	58,849 ±618	42.9% ±0.5	24.6% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	2,230 ±154	1.6% ±0.1	1.7% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	143 ±66	0.1% ±<0.1	0.2% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 48	0% to < 0.1%	< 0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	555 ±235	0.4% ±0.2	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	3,390 ±708	2.5% ±0.5	3.7% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Florence County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	South Carolina	United States
Born in the state	102,290 ±1,546	74.6% ±1.1	52.6% ±0.2	57.3% ±<0.1
Born in another state	29,533 ±1,461	21.5% ±1.1	40.4% ±0.2	26.9% ±<0.1
Born a citizen outside the states	1,209 ±347	0.9% ±0.3	1.2% ±0.1	1.7% ±<0.1
Born abroad	4,085 ±515	3.0% ±0.4	5.8% ±0.1	14.1% ±<0.1
Naturalized citizens	1,788 ±369	1.3% ±0.3	2.6% ±0.1	7.4% ±<0.1
Not citizens	2,297 ±482	1.7% ±0.4	3.2% ±0.1	6.8% ±<0.1

Florence County among the counties of South Carolina

14th of 46 by population, July 2025. Every one is listed on the South Carolina page.

Counties of South Carolina near Florence County in population, July 2025
County	July 2025	Change since 2020
Anderson County	219,930	+7.7%
Beaufort County	204,433	+8.8%
Aiken County	181,515	+7.3%
Dorchester County	178,397	+10.1%
Pickens County	139,198	+5.7%
Florence County	138,504	+1.2%
Lancaster County	114,296	+18.3%
Sumter County	105,067	−0.3%
Oconee County	83,775	+6.3%
Orangeburg County	83,177	−0.9%
Kershaw County	73,166	+11.6%

Elsewhere on the site

Rankings this appears in

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — counties and Puerto Rico municipios, with components of change and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026