Jefferson County, Florida Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 61st-largest in Florida
The population of Jefferson County, Florida is 14,713 as of the 2023 American Community Survey, making it the 61st-largest county in Florida. The median household income is $56,984, the median home value is $198,800, and the median age is 47.0.
The population of Jefferson County has grown 7.9% since 2010 (14,754 → 15,921), a +0.55% annualized rate.
14,713
Population
+0.55%
Annual growth
25
People / sq mi
$56,984
Median Income
$198,800
Median Home Value
Jefferson County covers 598 sq mi of land at 24.6 people per square mile.
About Jefferson County, FL
The poverty rate is what most separates Jefferson County from the typical county: 16.3% of residents live below the federal poverty line, against 12.4% nationally. Jefferson County is a county in Florida with a population of 14,713.
Median household income is $56,984, below the US median of $78,538. The poverty rate is 16.3%, above the national 12.4%. The typical home is valued at $198,800, with typical rent around $790.
18.8% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Around 6.2% of workers work from home, below the national 14.0%, and the average commute runs about 29 minutes each way.
The elevated poverty rate is the context for the rest of the profile in Jefferson County: it pulls on median income, housing tenure, and the share of residents with a college degree.
Jefferson County Population History (2010-2024)
The county of Jefferson County had a population of 14,754 in 2010 and 15,921 in 2024, a 7.9% growth over 14 years. The peak was 15,921 in 2024. Average annual growth rate: 0.56%.
15,921
Population (2024)
14,754
Population (2010)
15,921
Peak (2024)
0.56%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 14,754 |
| 2011 | 14,527 |
| 2012 | 14,218 |
| 2013 | 14,212 |
| 2014 | 14,061 |
| 2015 | 14,121 |
| 2016 | 13,985 |
| 2017 | 14,226 |
| 2018 | 14,358 |
| 2019 | 14,280 |
| 2020 | 14,402 |
| 2021 | 14,497 |
| 2022 | 15,090 |
| 2023 | 15,547 |
| 2024 | 15,921 |
Race & Ethnicity
| White | 62.8% |
| Black or African American | 30.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Age & Sex
47.0
Median Age
47.8%
Female
52.2%
Male
24.5%
Age 65+
Age Distribution
Children (under 15): 13.5% · Seniors (65+): 24.5%
Income & Poverty
| Median household income | $56,984$-14,727 vs state |
| Mean household income | $75,727 |
| Per-capita income | $30,472 |
| Poverty rate | 16.3%+7.4% vs state |
| Unemployment rate | 3.4% |
| Employment-to-population | 49.4% |
Top Industries by Employment
The largest employment sector in Jefferson County is professional & business services, accounting for 20.5% of workers.
How residents commute
0.2%
Drive alone
1.6%
Carpool
78.8%
Public transit
6.2%
Work from home
29.4 min
Avg commute
Housing
$198,800$-126,200 vs state
Median home value
$790
Median rent
75.1%
Homeownership rate
6,815
Total housing units
83.3%
Occupied
16.7%
Vacant
24.9%
Renter-occupied
Social & access
90.2%
With health insurance
85.8%
With broadband internet
36.3%
Foreign-born
10.5%
Veterans (18+)
20.4%
With a disability
95.2%
Speak language other than English at home
Education
87.8%
High School+
18.8%
Bachelor's+
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County rankings
Frequently Asked Questions
Jefferson County, Florida has a population of 14,713 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 61st-largest county in Florida. Population density is 25 people per square mile.
The population of Jefferson County has grown 7.9% since 2010 (14,754 → 15,921), a +0.55% annualized rate.
The median household income in Jefferson County, Florida is $56,984, with mean (average) household income of $75,727 and per-capita income of $30,472. 16.3% of residents live below the federal poverty level.
In Jefferson County, the largest racial and ethnic groups are White (62.8%), Black or African American (30.1%), Hispanic or Latino (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Jefferson County, Florida is 47.0 years. Residents are 47.8% female and 52.2% male.
The median home value in Jefferson County is $198,800 and median monthly rent is $790. 75.1% of occupied housing units are owner-occupied. The county has 6,815 total housing units, 16.7% of which are vacant.
The largest employment sector in Jefferson County, Florida is professional, scientific, and management services, employing 20.5% of workers. The unemployment rate is 3.4%.
Jacksonville is among the largest cities associated with Jefferson County, Florida, with a population of 961,739.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.