Jefferson County, Florida
Located in Florida, Jefferson County has a population of 15,091 residents and a median age of 47.6 years, making it the #2,157 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 21.0%. The median home value is $232,600, and the median household income is $61,212, which is 19% below the national median.
Demographics
Jefferson County has a population of 15,091, making it the #2,157 most populous county in the US. The median age is 47.6 years, which is 22.4% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Jefferson County is $61,212, ranking #1,965 out of 3,222 counties — 18.5% below the national median. The poverty rate is 21.0% and unemployment stands at 7.4%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Jefferson County is $232,600 (-17.5% vs national). Renters pay a median of $898/mo and the homeownership rate is 75.9%.
Median Home Value Trend
Rankings →Household Type
Education
In Jefferson County, 19.2% of adults age 25+ hold a bachelor's degree or higher, which is 43.1% below the national average, ranking #2,151 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Jefferson County is 75.3 years. 19.5% of adults report poor or fair health and 15.3% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
18.5% of adults in Jefferson County smoke , 37.9% are obese , and 19.1% report excessive drinking. The drug overdose death rate is 32.3 per 100,000.
Adult Smoking Trend
Safety
The suicide rate is 18.0 per 100,000. Motor vehicle deaths occur at a rate of 20.9 per 100,000.
Suicide Rate Trend
Families & Children
43.3% of children in Jefferson County live in poverty . The teen birth rate is 20.8 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Jefferson County is 72.7%. The mean commute time is 32.7 min, which is 18.3% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Jefferson County voted Republican with a margin of 18.6%. The vote was 40.3% Dem / 58.9% Rep. Compared to 2020, the margin shifted 11.7 toward Republicans .
Vote Share Over Time
About Jefferson County, Florida
Jefferson County, Florida has a total population of 15,091, making it the 2,157th most populous county in the United States. The median age in Jefferson County is 47.6 years, which is 22.4% above the national median of 38.9 years.
The median household income in Jefferson County is $61,212, which ranks #1,965 of 3,222 counties nationwide. This is 18.5% below the national median of $75,149. The poverty rate is 21.0%, higher than the national rate of 12.6%. The unemployment rate stands at 7.4%.
The median home value in Jefferson County is $232,600, 17.5% below the national median. Renters in Jefferson County pay a median gross rent of $898 per month. The homeownership rate is 75.9%, compared to the national rate of 64.4%.
In Jefferson County, 19.2% of residents aged 25 and older hold a bachelor's degree or higher, 43.1% below the national average of 33.7%. Health insurance coverage stands at 90.3% of the population. The average commute time for workers is 32.7 min.
Jefferson County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 60.3% of the population, followed by Black (non-Hispanic) (27.8%) and Hispanic or Latino (5.1%).
All data for Jefferson County, Florida comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.