Census tract · Orange County
Census Tract 1100.08, Orange County, California
Census Tract 1100.08, GEOID 06059110008, in Orange County, California, mostly within Rossmoor (75% of its census blocks). 5,036 residents in the ACS 2020-2024 5-year estimates (±969); the 2020 Census counted 4,571.
Residents, 2020-2024
5,036
±969 (90% margin)
2020 Census count: 4,571
Median household income
$158,973
±$27,868 (90% margin)
Orange County: $116,289
Median home value
$1,185,900
±$129,519 (90% margin)
Orange County: $962,600
Median gross rent
$2,868
±$251 (90% margin)
Orange County: $2,434
Where is Census Tract 1100.08?
Census Tract 1100.08 is one of 614 census tracts in Orange County, California. It covers 0.71 square miles of land, 6,411 residents per square mile in 2020. Its GEOID, 06059110008, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Rossmoor | 75% |
| Seal Beach | 25% |
4 census tracts border Census Tract 1100.08: Tract 995.09 ($50,520), Tract 1100.07 ($238,947), Tract 1100.12 ($163,478) and Tract 1100.15 ($129,840). 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 1100.08?
The 2020-2024 American Community Survey puts Census Tract 1100.08's population at 5,036 (±969) in 1,776 households; the 2020 Census counted 4,571 residents and 1,734 housing units.
| Measure | Tract 1100.08 | Rossmoor |
|---|---|---|
| Total population | 5,036±969 | 11,532 |
| Households | 1,776±267 | 3,858 |
| Average household size | 2.83±0.25 | 2.98 |
| Housing units | 1,821±268 | 3,996 |
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 1100.08?
The median resident of Census Tract 1100.08 is 45.6 years old; 27.0% are under 18 and 20.9% are 65 or older. The largest group is non-Hispanic white residents at 67.1%, then Hispanic or Latino residents (of any race) at 13.9%. 9.6% of residents were born outside the United States.
| Measure | Tract 1100.08 | Rossmoor |
|---|---|---|
| Median age | 45.6±4.6 | 47.5 |
| Under 18 years | 27.0%±3.3 pts | 25.7% |
| 65 years and over | 20.9%±3.9 pts | 21.7% |
| Hispanic or Latino (any race) | 13.9%±4.1 pts | 14.6% |
| White alone, not Hispanic | 67.1%±8.5 pts | 66.4% |
| Black or African American alone, not Hispanic | 3.2%±1.7 pts | 2.7% |
| Asian alone, not Hispanic | 9.8%±3.9 pts | 9.8% |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±0.8 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.8 pts | 0.7% |
| Two or more races, not Hispanic | 6.0%±3.5 pts | 5.4% |
| Some other race alone, not Hispanic | 0.0%±0.8 pts | 0.5% |
| Born outside the United States | 9.6%±3.8 pts | 9.0% |
| Speak a language other than English at home (age 5+) | 13.1%±4.2 pts | 13.6% |
| Civilian veterans (age 18+) | 6.1%±3.9 pts | 5.7% |
| With a disability | 8.7%±2.8 pts | 8.6% |
| No health insurance coverage | 3.0%±1.6 pts | 1.8% |
| High school graduate or higher (age 25+) | 98.4%±1.5 pts | 97.7% |
| Bachelor's degree or higher (age 25+) | 64.8%±5.4 pts | 62.3% |
| Graduate or professional degree (age 25+) | 23.4%±5.0 pts | 25.1% |
| Lived in the same house a year earlier | 89.5%±5.0 pts | 92.6% |
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 1100.08 earn?
Half of the 1,776 households in Census Tract 1100.08 earn less than $158,973 a year (±$27,868), against $116,289 across Orange County: 114th highest of the county's 610 tracts with a reliable estimate.
| Measure | Tract 1100.08 | Rossmoor |
|---|---|---|
| Median household income | $158,973±$27,868 | $211,597 |
| Mean household income | $191,542±$28,061 | $265,908 |
| Per capita income | $66,462±$8,181 | $88,282 |
| People below the poverty line | 4.1%±2.7 pts | 4.2% |
| Children under 18 below the poverty line | 0.5%±0.9 pts | 3.7% |
| Households receiving SNAP | 1.2%±1.4 pts | 1.4% |
| Households with a computer | 100.0%±2.4 pts | 98.1% |
| Households with a broadband subscription | 100.0%±2.4 pts | 96.5% |
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 1100.08?
Owners occupy 88.1% of Census Tract 1100.08's occupied homes and renters 11.9%. The median owner-occupied home is valued at $1,185,900 by its owner (±$129,519). The median renter pays $2,868 a month including utilities, and 39.6% of renters pay 35% or more of their income on rent.
| Measure | Tract 1100.08 | Rossmoor |
|---|---|---|
| Median home value (owner-occupied) | $1,185,900±$129,519 | $1,406,900 |
| Median gross rent | $2,868±$251 | $3,500 or more |
| Renters paying 35% or more of income on rent | 39.6%±20.6 pts | 18.7% |
| Median monthly owner costs, with a mortgage | $3,457±$549 | $4,000 or more |
| Owner-occupied homes | 88.1%±4.2 pts | 89.8% |
| Renter-occupied homes | 11.9%±4.2 pts | 10.2% |
| Housing units | 1,821±268 | 3,996 |
| Single-family detached homes | 69.5%±7.1 pts | 89.6% |
| Mobile homes | 0.0%±2.3 pts | 0.0% |
| Built 2020 or later | 1.2%±1.9 pts | 1.3% |
| Built 2010 to 2019 | 1.0%±1.4 pts | 2.7% |
| Built 1939 or earlier | 0.0%±2.3 pts | 0.6% |
| Households with no vehicle | 0.0%±2.4 pts | 0.8% |
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 1100.08 get to work?
64.9% of Census Tract 1100.08's workers drive alone and 33.4% work from home. The average trip to work takes 25.4 minutes.
| Measure | Tract 1100.08 | Rossmoor |
|---|---|---|
| In the labor force (age 16+) | 52.5%±9.2 pts | 59.3% |
| Unemployment rate | 5.3%±4.2 pts | 3.6% |
| Drove alone to work | 64.9%±7.5 pts | 67.9% |
| Carpooled | 0.4%±0.9 pts | 1.9% |
| Public transportation | 0.0%±2.2 pts | 0.0% |
| Walked | 1.3%±1.5 pts | 1.7% |
| Worked from home | 33.4%±8.5 pts | 26.7% |
| Mean travel time to work | 25.4 min±2.4 | 27.6 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 1100.08 compare with the other tracts in Orange County?
Among Orange County's tracts with a reliable estimate, Census Tract 1100.08 ranks as shown below (1 = highest).
| Measure | In Orange County | In Rossmoor |
|---|---|---|
| Population | 295th of 612 | 1st of 3 |
| Residents per square mile | 377th of 613 | 1st of 3 |
| Median household income | 114th of 610 | 3rd of 3 |
| Per capita income | 181st of 612 | 3rd of 3 |
| Median home value | 130th of 595 | 3rd of 3 |
| Median gross rent | 195th of 597 | 3rd of 3 |
| Bachelor's degree or higher | 98th of 609 | 1st of 3 |
| Median age | 153rd of 611 | 3rd of 3 |
| Owner-occupied share | 60th of 605 | 2nd of 3 |
The tracts next to it on Orange County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 992.46 | 111th | $160,208±$26,677 · within the margin of this tract |
| Tract 524.38 | 112th | $160,000±$50,361 · within the margin of this tract |
| Tract 16.02 | 113th | $159,911±$20,387 · within the margin of this tract |
| Tract 1100.08 | 114th | $158,973±$27,868 |
| Tract 17.04 | 115th | $158,885±$19,958 · within the margin of this tract |
| Tract 219.16 | 116th | $158,456±$33,535 · within the margin of this tract |
| Tract 219.24 | 117th | $158,281±$24,955 · 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 1100.08?
1 of the 18 figures for Census Tract 1100.08 on this page carries a coefficient of variation over 40% and is 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