Census tract · Clay County
Census Tract 307.04, Clay County, Florida
Census Tract 307.04, GEOID 12019030704, in Clay County, Florida, mostly within Fleming Island (73% of its census blocks). 5,869 residents in the ACS 2020-2024 5-year estimates (±844); the 2020 Census counted 5,455.
Residents, 2020-2024
5,869
±844 (90% margin)
2020 Census count: 5,455
Median household income
$153,131
±$21,331 (90% margin)
Clay County: $87,820
Median home value
$488,200
±$23,563 (90% margin)
Clay County: $312,500
Median gross rent
$2,625
±$770 (90% margin)
Clay County: $1,551
Where is Census Tract 307.04?
Census Tract 307.04 is one of 45 census tracts in Clay County, Florida. It covers 2.00 square miles of land, 2,733 residents per square mile in 2020. Its GEOID, 12019030704, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Fleming Island | 73% |
4 census tracts border Census Tract 307.04: Tract 307.05 ($137,195), Tract 307.07 ($105,000), Tract 307.08 ($85,250) and Tract 308.02 ($74,345). The figure in brackets is each tract's median household income.
Whether a tract counts as low- or moderate-income for bank lending (the Community Reinvestment Act) is set by the FFIEC against its metro area's family income: look it up in the FFIEC census geocoder.
Source: 2024 Gazetteer and 2020 block assignment files, U.S. Census Bureau · Census reference files
How many people live in Census Tract 307.04?
The 2020-2024 American Community Survey puts Census Tract 307.04's population at 5,869 (±844) in 1,902 households; the 2020 Census counted 5,455 residents and 1,972 housing units.
| Measure | Tract 307.04 | Fleming Island |
|---|---|---|
| Total population | 5,869 ±844 | 29,766 |
| Households | 1,902 ±233 | 11,470 |
| Average household size | 3.09 ±0.27 | 2.57 |
| Housing units | 1,962 ±236 | 12,043 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Census Tract 307.04?
The median resident of Census Tract 307.04 is 50.4 years old; 18.6% are under 18 and 18.3% are 65 or older. The largest group is non-Hispanic white residents at 76.5%, then Hispanic or Latino residents (of any race) at 11.7%. 15.3% of residents were born outside the United States.
| Measure | Tract 307.04 | Fleming Island |
|---|---|---|
| Median age | 50.4 ±2.0 | 47.7 |
| Under 18 years | 18.6% ±3.5 pts | 19.1% |
| 65 years and over | 18.3% ±3.2 pts | 22.0% |
| Hispanic or Latino (any race) | 11.7% ±4.9 pts | 11.2% |
| White alone, not Hispanic | 76.5% ±6.8 pts | 76.8% |
| Black or African American alone, not Hispanic | 0.3% ±0.3 pts | 3.8% |
| Asian alone, not Hispanic | 7.7% ±5.0 pts | 4.2% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.9 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.9 pts | 0.0% |
| Two or more races, not Hispanic | 3.3% ±2.5 pts | 3.2% |
| Some other race alone, not Hispanic | 0.6% ±0.7 pts | 0.8% |
| Born outside the United States | 15.3% ±6.1 pts | 7.4% |
| Speak a language other than English at home (age 5+) | 13.0% ±5.7 pts | 10.8% |
| Civilian veterans (age 18+) | 14.9% ±4.2 pts | 17.5% |
| With a disability | 11.6% ±3.1 pts | 12.2% |
| No health insurance coverage | 5.3% ±3.8 pts | 4.2% |
| High school graduate or higher (age 25+) | 96.2% ±2.2 pts | 97.1% |
| Bachelor's degree or higher (age 25+) | 59.6% ±7.1 pts | 49.6% |
| Graduate or professional degree (age 25+) | 22.7% ±5.3 pts | 20.6% |
| Lived in the same house a year earlier | 93.2% ±6.1 pts | 90.7% |
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 Census Tract 307.04 earn?
Half of the 1,902 households in Census Tract 307.04 earn less than $153,131 a year (±$21,331), against $87,820 across Clay County: 1st highest of the county's 45 tracts with a reliable estimate.
| Measure | Tract 307.04 | Fleming Island |
|---|---|---|
| Median household income | $153,131 ±$21,331 | $116,611 |
| Mean household income | $174,339 ±$23,447 | $146,078 |
| Per capita income | $59,319 ±$9,998 | $56,270 |
| People below the poverty line | 7.6% ±6.2 pts | 5.7% |
| Children under 18 below the poverty line | 10.7% ±11.5 pts | 9.7% |
| Households receiving SNAP | 3.1% ±2.5 pts | 3.0% |
| Households with a computer | 100.0% ±2.7 pts | 97.6% |
| Households with a broadband subscription | 98.3% ±2.0 pts | 97.7% |
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 Census Tract 307.04?
Owners occupy 97.6% of Census Tract 307.04's occupied homes and renters 2.4%. The median owner-occupied home is valued at $488,200 by its owner (±$23,563). The median renter pays $2,625 a month including utilities, and 82.2% of renters pay 35% or more of their income on rent.
| Measure | Tract 307.04 | Fleming Island |
|---|---|---|
| Median home value (owner-occupied) | $488,200 ±$23,563 | $422,400 |
| Median gross rent | $2,625 ±$770 | $1,935 |
| Renters paying 35% or more of income on rent | 82.2% ±29.1 pts | 41.4% |
| Median monthly owner costs, with a mortgage | $2,502 ±$266 | $2,239 |
| Owner-occupied homes | 97.6% ±2.2 pts | 85.3% |
| Renter-occupied homes | 2.4% ±2.2 pts | 14.7% |
| Housing units | 1,962 ±236 | 12,043 |
| Single-family detached homes | 99.5% ±0.8 pts | 78.2% |
| Mobile homes | 0.5% ±0.8 pts | 0.1% |
| Built 2020 or later | 0.0% ±2.6 pts | 1.1% |
| Built 2010 to 2019 | 2.7% ±2.1 pts | 11.4% |
| Built 1939 or earlier | 0.0% ±2.6 pts | 0.0% |
| Households with no vehicle | 0.0% ±2.7 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 do people in Census Tract 307.04 get to work?
61.9% of Census Tract 307.04's workers drive alone and 26.7% work from home. The average trip to work takes 29.5 minutes.
| Measure | Tract 307.04 | Fleming Island |
|---|---|---|
| In the labor force (age 16+) | 63.4% ±6.9 pts | 58.2% |
| Unemployment rate | 1.5% ±1.6 pts | 2.8% |
| Drove alone to work | 61.9% ±7.3 pts | 66.8% |
| Carpooled | 9.7% ±6.0 pts | 7.0% |
| Public transportation | 0.0% ±1.7 pts | 0.1% |
| Walked | 0.0% ±1.7 pts | 0.2% |
| Worked from home | 26.7% ±5.4 pts | 22.2% |
| Mean travel time to work | 29.5 min ±3.0 | 30.0 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
How does Census Tract 307.04 compare with the other tracts in Clay County?
Among Clay County's tracts with a reliable estimate, Census Tract 307.04 ranks as shown below (1 = highest).
| Measure | In Clay County | In Fleming Island |
|---|---|---|
| Population | 11th of 45 | 3rd of 5 |
| Residents per square mile | 10th of 45 | 2nd of 5 |
| Median household income | 1st of 45 | 1st of 5 |
| Per capita income | 2nd of 45 | 2nd of 5 |
| Median home value | 1st of 45 | 1st of 5 |
| Median gross rent | 1st of 43 | 1st of 5 |
| Bachelor's degree or higher | 1st of 44 | 1st of 5 |
| Median age | 5th of 45 | 2nd of 5 |
| Owner-occupied share | 1st of 45 | 1st of 5 |
The tracts next to it on Clay County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 307.04 | 1st | $153,131±$21,331 |
| Tract 303.06 | 2nd | $148,068±$46,674 · within the margin of this tract |
| Tract 307.05 | 3rd | $137,195±$29,787 · within the margin of this tract |
| Tract 307.01 | 4th | $129,325±$23,968 · within the margin of this tract |
"Within the margin": the two incomes differ by less than their combined 90% margins, so the survey cannot say which is higher and the ranks between them are not firm.
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · How ranks are computed
How reliable are the figures for Census Tract 307.04?
2 of the 18 figures for Census Tract 307.04 on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
A census tract's figures rest on a few hundred sampled households over five years, so its margins are wider than a city's. Two tracts differ only when the gap between them is larger than their combined 90% margin (the square root of the sum of the two squared margins). How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · Check it at data.census.gov
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections