County · Florida
Clay County, Florida
Clay County, Florida. Clay County had 239,593 residents in 2025 by the Census Bureau's estimate, up 9.8% since 2020, faster than Florida (+8.9%). It holds 10 places (4 cities, villages and boroughs and 6 census-designated) and 45 census tracts. GEOID 12019.
Clay County is one of the 5 counties of the Jacksonville, FL metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
239,593
Census Bureau estimate (no margin published)
2020 Census count: 218,245 · ACS 2020-2024: 227,584
Median household income
$87,820
±$2,783 (90% margin)
Florida: $74,568
Median home value
$312,500
±$7,375 (90% margin)
Florida: $359,000
Median gross rent
$1,551
±$62 (90% margin)
Florida: $1,669
How many people live in Clay County, and is it growing?
The 2020 Census counted 218,245 residents in Clay County. The Census Bureau estimates 239,593 for July 1, 2025, up 9.8% since 2020, faster than Florida (+8.9%). The 2020-2024 American Community Survey puts the population at 227,584 over 605 square miles of land.
| Measure | Clay County | Florida | Change since 2015-2019 |
|---|---|---|---|
| Total population | 227,584 | 22,416,077 | +16,179 |
| Households | 83,707±641 | 8,752,810 | +9,374 |
| Average household size | 2.69±0.02 | 2.51 | −0.14 |
| Housing units | 88,969±71 | 10,256,470 | +8,259 |
Clay County's population since 2000
From 140,814 in 2000 to 239,593 in 2025: up 70.1%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Clay County?
Clay County holds 10 places: 4 cities, villages and boroughs (incorporated places) and 6 census-designated places. The largest is Lakeside with 32,105 residents (2020-2024). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Lakeside | 31,275 | $81,684 |
|---|---|---|
| Oakleaf Plantation | 31,034 | $108,543 |
| Fleming Island | 29,142 | $116,611 |
| Bellair-Meadowbrook Terrace | 14,482 | $59,388 |
| Middleburg | 12,881 | $74,634 |
| Asbury Lake | 11,036 | $100,949 |
| Green Cove Springs | 9,786 | $75,142 |
| Orange Park | 9,089 | $77,106 |
| Keystone Heights | 1,446 | $80,217 |
| Penney FarmsGEOID 1255875 | 821 | $52,500 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Clay County?
The median resident of Clay County is 40.4 years old; 22.8% are under 18 and 17.1% are 65 or older. The largest group is non-Hispanic white residents at 67.8%, then non-Hispanic Black residents at 11.6%. 7.0% of residents were born outside the United States.
| Measure | Clay County | Florida | Change since 2015-2019 |
|---|---|---|---|
| Median age | 40.4±0.3 | 42.6 | +0.7 |
| Under 18 years | 22.8%±0.1 pts | 19.5% | – |
| 65 years and over | 17.1%±0.1 pts | 21.3% | – |
| Hispanic or Latino (any race) | 11.4% | 27.4% | +1.5 pts |
| White alone, not Hispanic | 67.8%±0.4 pts | 50.4% | −4.9 pts |
| Black or African American alone, not Hispanic | 11.6%±0.5 pts | 14.6% | +1.3 pts |
| Asian alone, not Hispanic | 3.0%±0.2 pts | 2.9% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 0.1%±0.1 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.1%±0.1 pts | 0.1% | – |
| Two or more races, not Hispanic | 5.1%±0.6 pts | 3.8% | – |
| Some other race alone, not Hispanic | 0.9%±0.4 pts | 0.7% | – |
| Born outside the United States | 7.0%±0.6 pts | 21.9% | no clear change |
| Speak a language other than English at home (age 5+) | 10.8%±0.8 pts | 30.6% | – |
| Civilian veterans (age 18+) | 15.9%±0.8 pts | 7.4% | – |
| With a disability | 14.5%±0.8 pts | 13.7% | – |
| No health insurance coverage | 8.2%±0.8 pts | 11.5% | −2.1 pts |
| High school graduate or higher (age 25+) | 92.5%±0.7 pts | 89.9% | – |
| Bachelor's degree or higher (age 25+) | 28.3%±1.3 pts | 34.1% | +3.4 pts |
| Graduate or professional degree (age 25+) | 9.6%±0.8 pts | 12.9% | – |
| Moved from another state in the past year | 2.9%±0.8 pts | 2.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Clay County earn?
Half of Clay County's 83,707 households earn less than $87,820 a year (±$2,783), against $74,568 in Florida. In 2015-2019 the median was $80,906 in 2024 dollars, so it rose by $6,914 after inflation. 9.2% of residents live below the poverty line.
| Measure | Clay County | Florida | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $87,820±$2,783 | $74,568 | +$6,914 |
| Mean household income | $105,935±$2,745 | $105,967 | – |
| Per capita income | $39,563±$924 | $42,609 | +$2,048 |
| People below the poverty line | 9.2%±1.2 pts | 12.6% | no clear change |
| Children under 18 below the poverty line | 12.8%±2.6 pts | 16.5% | no clear change |
| Households receiving SNAP | 8.6%±1.1 pts | 12.6% | – |
| Households with a broadband subscription | 94.6%±0.8 pts | 91.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Clay County?
Owners occupy 75.9% of Clay County's occupied homes and renters 24.1%. The median owner-occupied home is valued at $312,500 by its owner (±$7,375). The median renter pays $1,551 a month including utilities, and 40.7% of renters pay 35% or more of their income on rent.
| Measure | Clay County | Florida | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $312,500±$7,375 | $359,000 | +$84,329 |
| Median gross rent | $1,551±$62 | $1,669 | +$138 |
| Renters paying 35% or more of income on rent | 40.7%±4.1 pts | 50.2% | no clear change |
| Median monthly owner costs, with a mortgage | $1,748±$41 | $1,959 | – |
| Owner-occupied homes | 75.9%±1.3 pts | 67.6% | no clear change |
| Housing units | 88,969±71 | 10,256,470 | +8,259 |
| Homeowner vacancy rate | 1.0%±0.5 pts | 1.4% | – |
| Rental vacancy rate | 2.0%±0.9 pts | 7.6% | – |
| Single-family detached homes | 74.0%±1.3 pts | 54.7% | – |
| Mobile homes | 11.1%±0.8 pts | 8.0% | – |
| Built 2020 or later | 4.2%±0.6 pts | 3.2% | – |
| Built 1939 or earlier | 0.8%±0.2 pts | 1.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Clay County building?
Builders took permits for 1,522 new housing units across Clay County in 2025 (1,240 single-family), 6.4 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Clay County get to work?
72.0% of Clay County's workers drive alone and 15.9% work from home. The average trip to work takes 31.3 minutes. The unemployment rate in 2020-2024 averaged 3.8%.
| Measure | Clay County | Florida | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 63.0%±1.0 pts | 59.8% | – |
| Unemployment rate | 3.8%±0.6 pts | 4.8% | −2.3 pts |
| Drove alone to work | 72.0%±1.6 pts | 70.2% | – |
| Carpooled | 9.0%±0.9 pts | 9.2% | – |
| Public transportation | 0.1%±0.1 pts | 1.2% | – |
| Walked | 0.8%±0.2 pts | 1.4% | – |
| Worked from home | 15.9%±1.2 pts | 15.7% | +10.0 pts |
| Mean travel time to work | 31.3 min±0.8 | 28.0 min | −2.4 min |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Clay County's census tracts?
Clay County is divided into 45 census tracts. Among those with a reliable estimate, median household income runs from $51,649 (Tract 301.03) to $153,131 (Tract 307.04).
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Clay County compare with Florida's other counties?
| Measure | Rank |
|---|---|
| Population | 25th of 67 |
| Growth 2020-2025 | 28th of 67 |
| Residents per square mile | 22nd of 67 |
| Median household income | 5th of 67 |
| Median home value | 28th of 67 |
| Median gross rent | 22nd of 67 |
| Poverty rate | 60th of 67 |
| Bachelor's degree or higher | 31st of 67 |
| Median age | 50th of 67 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Clay County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.