Census tract · Nassau County
Census Tract 505.08, Nassau County, Florida
Census Tract 505.08, GEOID 12089050508, in Nassau County, Florida, partly within Callahan. 2,644 residents in the ACS 2020-2024 5-year estimates (±997); the 2020 Census counted 1,911.
Residents, 2020-2024
2,644
±997 (90% margin)
2020 Census count: 1,911
Median household income
$77,535
±$17,879 (90% margin)
Nassau County: $89,804
Median home value
$196,100
±$85,911 (90% margin)
Nassau County: $382,800
Median gross rent
not published
Nassau County: $1,526
Where is Census Tract 505.08?
Census Tract 505.08 is one of 24 census tracts in Nassau County, Florida. It covers 36.15 square miles of land, 53 residents per square mile in 2020. Its GEOID, 12089050508, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Callahan | 2% |
5 census tracts border Census Tract 505.08: Tract 504.01 ($76,064), Tract 504.03 ($68,341), Tract 505.04 ($73,780), Tract 505.07 ($71,107) and Tract 505.09 ($69,348). 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 505.08?
The 2020-2024 American Community Survey puts Census Tract 505.08's population at 2,644 (±997) in 771 households; the 2020 Census counted 1,911 residents and 704 housing units.
| Measure | Tract 505.08 | Nassau County |
|---|---|---|
| Total population | 2,644 ±997 | 97,859 |
| Households | 771 ±183 | 39,307 |
| Average household size | 3.43 ±0.73 | 2.47 |
| Housing units | 805 ±181 | 45,058 |
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 505.08?
The median resident of Census Tract 505.08 is 38.9 years old; 23.8% are under 18 and 17.8% are 65 or older. The largest group is non-Hispanic white residents at 97.0%, then Hispanic or Latino residents (of any race) at 2.1%.
| Measure | Tract 505.08 | Nassau County |
|---|---|---|
| Median age | 38.9 ±5.5 | 46.5 |
| Under 18 years | 23.8% ±6.4 pts | 19.3% |
| 65 years and over | 17.8% ±6.6 pts | 23.9% |
| Hispanic or Latino (any race) | 2.1% ±3.0 pts | 5.7% |
| White alone, not Hispanic | 97.0% ±3.4 pts | 83.4% |
| Black or African American alone, not Hispanic | 0.0% ±2.0 pts | 5.5% |
| Asian alone, not Hispanic | 0.0% ±2.0 pts | 1.3% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±2.0 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±2.0 pts | 0.0% |
| Two or more races, not Hispanic | 0.9% ±1.0 pts | 3.3% |
| Some other race alone, not Hispanic | 0.0% ±2.0 pts | 0.6% |
| Born outside the United States | 0.6% ±1.0 pts | 3.9% |
| Speak a language other than English at home (age 5+) | 4.4% ±6.0 pts | 5.6% |
| Civilian veterans (age 18+) | 11.5% ±6.6 pts | 11.0% |
| With a disability | 16.8% ±6.5 pts | 16.2% |
| No health insurance coverage | 10.6% ±6.7 pts | 7.2% |
| High school graduate or higher (age 25+) | 95.8% ±3.0 pts | 92.9% |
| Bachelor's degree or higher (age 25+) | 14.4% ±8.3 pts | 35.6% |
| Graduate or professional degree (age 25+) | 4.8% ±3.1 pts | 13.4% |
| Lived in the same house a year earlier | 73.6% ±20.1 pts | 87.4% |
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 505.08 earn?
Half of the 771 households in Census Tract 505.08 earn less than $77,535 a year (±$17,879), against $89,804 across Nassau County: 13th highest of the county's 23 tracts with a reliable estimate.
| Measure | Tract 505.08 | Nassau County |
|---|---|---|
| Median household income | $77,535 ±$17,879 | $89,804 |
| Mean household income | $95,635 ±$11,255 | $116,081 |
| Per capita income | $29,171 ±$6,433 | $47,685 |
| People below the poverty line | 8.2% ±6.4 pts | 9.7% |
| Children under 18 below the poverty line | 15.6% ±15.2 pts | 16.6% |
| Households receiving SNAP | 9.5% ±5.7 pts | 6.9% |
| Households with a computer | 100.0% ±6.6 pts | 97.8% |
| Households with a broadband subscription | 81.8% ±17.1 pts | 94.6% |
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 Census Tract 505.08?
Owners occupy 93.6% of Census Tract 505.08's occupied homes and renters 6.4%. The median owner-occupied home is valued at $196,100 by its owner (±$85,911).
| Measure | Tract 505.08 | Nassau County |
|---|---|---|
| Median home value (owner-occupied) | $196,100 ±$85,911 | $382,800 |
| Renters paying 35% or more of income on rent | 84.6% ±40.4 pts | 44.3% |
| Median monthly owner costs, with a mortgage | $1,458 ±$363 | $1,849 |
| Owner-occupied homes | 93.6% ±5.8 pts | 82.7% |
| Renter-occupied homes | 6.4% ±5.8 pts | 17.3% |
| Housing units | 805 ±181 | 45,058 |
| Single-family detached homes | 45.2% ±14.3 pts | 65.9% |
| Mobile homes | 54.2% ±14.2 pts | 16.0% |
| Built 2020 or later | 0.9% ±1.4 pts | 8.6% |
| Built 2010 to 2019 | 14.7% ±8.9 pts | 19.5% |
| Built 1939 or earlier | 0.7% ±1.1 pts | 2.3% |
| Households with no vehicle | 0.0% ±6.6 pts | 3.0% |
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 505.08 get to work?
82.6% of Census Tract 505.08's workers drive alone. The average trip to work takes 38.0 minutes.
| Measure | Tract 505.08 | Nassau County |
|---|---|---|
| In the labor force (age 16+) | 53.1% ±17.2 pts | 58.1% |
| Unemployment rate | 7.0% ±5.7 pts | 4.5% |
| Drove alone to work | 82.6% ±10.0 pts | 78.5% |
| Carpooled | 5.5% ±5.2 pts | 5.5% |
| Public transportation | 0.0% ±5.0 pts | 0.1% |
| Walked | 0.0% ±5.0 pts | 1.0% |
| Worked from home | 11.8% ±8.5 pts | 13.7% |
| Mean travel time to work | 38.0 min ±4.7 | 30.1 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 505.08 compare with the other tracts in Nassau County?
Among Nassau County's tracts with a reliable estimate, Census Tract 505.08 ranks as shown below (1 = highest).
| Measure | In Nassau County |
|---|---|
| Population | 19th of 23 |
| Residents per square mile | 19th of 23 |
| Median household income | 13th of 23 |
| Per capita income | 22nd of 23 |
| Median home value | 23rd of 23 |
| Bachelor's degree or higher | 20th of 23 |
| Median age | 18th of 23 |
| Owner-occupied share | 2nd of 23 |
The tracts next to it on Nassau County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 503.04 | 10th | $93,699±$10,094 · within the margin of this tract |
| Tract 503.06 | 11th | $86,859±$11,859 · within the margin of this tract |
| Tract 503.09 | 12th | $80,897±$20,923 · within the margin of this tract |
| Tract 505.08 | 13th | $77,535±$17,879 |
| Tract 504.01 | 14th | $76,064±$14,002 · within the margin of this tract |
| Tract 505.04 | 15th | $73,780±$20,701 · within the margin of this tract |
| Tract 504.02 | 16th | $73,472±$26,385 · 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 505.08?
5 of the 17 figures for Census Tract 505.08 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