Demographics of Jefferson County, Florida

Jefferson County, Florida had 16,007 people on July 1, 2025, by the Census Bureau’s estimate: +1,604 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.

Jefferson County, in four figures

16,007
Population: July 1, 2025, Vintage 2025 estimate.; +11.1%
Change since July 2020: +1,604 people.; 47.6 ±1.7
Median age: ACS 2020–⁠2024.; $61,212 ±$4,158
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.

Jefferson County, Florida's population grew 11.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Jefferson County, Florida'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).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Jefferson County, Florida's population grew 11.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Jefferson County, Florida'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	14,403	100.0	100.0
2021	14,501	100.7	100.2
2022	15,113	104.9	100.7
2023	15,560	108.0	101.6
2024	15,945	110.7	102.5
2025	16,007	111.1	103.1

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Population of Jefferson County, Florida on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	14,403	−109	−27	0	−64
2021	14,501	+98	−84	+10	+180
2022	15,113	+612	−91	+53	+596
2023	15,560	+447	−57	+19	+470
2024	15,945	+385	−60	+28	+411
2025	16,007	+62	−63	+6	+121

Age, 2020–2024

The median age is 47.6 ±1.7: for men 43.7 ±2.5 and for women 51.7 ±2.1. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Jefferson County by age, ACS 2020–2024
Age	People	Share	Florida	United States
Under 5	619 ±98	4.1% ±0.6	5.0% ±<0.1	5.6% ±<0.1
5 to 17	1,970 ±275	13.1% ±1.8	14.5% ±0.1	16.3% ±<0.1
18 to 24	1,226 ±231	8.1% ±1.5	8.1% ±<0.1	9.1% ±<0.1
25 to 44	3,366 ±313	22.3% ±2.1	25.3% ±0.1	26.9% ±<0.1
45 to 64	4,216 ±330	27.9% ±2.2	25.7% ±0.1	24.8% ±<0.1
65 and over	3,694 ±345	24.5% ±2.3	21.3% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $61,212 ±$4,158, and income per person $31,702 ±$1,848, in 2024 dollars. The median is $74,568 ±$284 in Florida and $80,734 ±$166 in the United States.

Households by income

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Households in Jefferson County by income, ACS 2020–2024
Household income	Households	Share	Florida	United States
Under $25,000	1,154 ±266	20.1% ±4.5	15.0% ±0.1	14.6% ±<0.1
$25,000 to $49,999	1,129 ±218	19.6% ±3.7	18.4% ±0.1	16.7% ±<0.1
$50,000 to $74,999	1,032 ±229	17.9% ±3.9	16.8% ±0.1	15.5% ±<0.1
$75,000 to $99,999	824 ±195	14.3% ±3.3	13.1% ±0.1	12.6% ±<0.1
$100,000 to $149,999	775 ±176	13.5% ±3.0	17.2% ±0.1	17.5% ±<0.1
$150,000 to $199,999	436 ±112	7.6% ±1.9	8.4% ±0.1	9.6% ±<0.1
$200,000 or more	401 ±105	7.0% ±1.8	11.0% ±0.1	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 Jefferson County by age, ACS 2020–2024
Age	Below poverty	Rate	Florida	United States
All ages	2,919 ±495	21.0% ±3.6	12.6% ±0.1	12.5% ±0.1
Under 18	808 ±190	31.8% ±6.6	16.5% ±0.2	16.1% ±0.1
18 to 59	1,280 ±327	18.4% ±4.5	11.5% ±0.1	11.6% ±0.1
60 and over	831 ±221	18.8% ±4.7	11.8% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Jefferson County, ACS 2020–2024
Measure	Jefferson County	Florida	United States
Housing units	6,886 ±29	10,256,470 ±942	143,775,355 ±10,234
Occupied	83.5% ±3.4	85.3% ±0.2	89.9% ±0.1
Vacant	16.5% ±3.4	14.7% ±0.2	10.1% ±0.1
Owner occupied	75.9% ±3.8	67.6% ±0.3	65.2% ±0.3
Renter occupied	24.1% ±4.3	32.4% ±0.2	34.8% ±0.1
Median home value	$232,600 ±$26,645	$359,000 ±$930	$332,700 ±$236
Median gross rent	$898 ±$106	$1,669 ±$5	$1,413 ±$2
Median year built	1987 ±4	1988 ±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 Jefferson County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Florida	United States
Hispanic or Latino	765 ±0	5.1% ±<0.1	27.4% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	9,097 ±140	60.3% ±0.9	50.4% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	4,188 ±374	27.8% ±2.5	14.6% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	46 to 312	0.3% to 2.1%	2.9% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 21	0% to 0.1%	0.1% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 42	0% to 0.3%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 153	0% to 1.0%	0.7% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	762 ±280	5.0% ±1.9	3.8% ±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 Jefferson County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Florida	United States
Born in the state	8,774 ±494	58.1% ±3.3	35.5% ±0.1	57.3% ±<0.1
Born in another state	5,640 ±419	37.4% ±2.8	38.7% ±0.1	26.9% ±<0.1
Born a citizen outside the states	200 ±96	1.3% ±0.6	4.0% ±0.1	1.7% ±<0.1
Born abroad	477 ±172	3.2% ±1.1	21.9% ±0.1	14.1% ±<0.1
Naturalized citizens	144 to 468	1.0% to 3.1%	12.6% ±0.1	7.4% ±<0.1
Not citizens	171 ±81	1.1% ±0.5	9.3% ±0.1	6.8% ±<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%.

Jefferson County among the counties of Florida

60th of 67 by population, July 2025. Every one is listed on the Florida page.

Counties of Florida near Jefferson County in population, July 2025
County	July 2025	Change since 2020
Gilchrist County	20,488	+14.5%
Holmes County	20,119	+2.7%
Madison County	18,759	+5.0%
Dixie County	18,038	+8.0%
Union County	16,250	+5.2%
Jefferson County	16,007	+11.1%
Gulf County	15,943	+11.7%
Hamilton County	14,180	+3.3%
Calhoun County	13,289	−3.0%
Glades County	13,270	+9.9%
Franklin County	13,029	+4.5%

Elsewhere on the site

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

Data retrieved September 25, 2026