Census tract · Alameda County
Census Tract 4004, Alameda County, California
Census Tract 4004, GEOID 06001400400, in Alameda County, California, entirely within Oakland. 4,399 residents in the ACS 2020-2024 5-year estimates (±614); the 2020 Census counted 4,112.
Residents, 2020-2024
4,399
±614 (90% margin)
2020 Census count: 4,112
Median household income
$165,134
±$20,483 (90% margin)
Alameda County: $129,367
Median home value
$1,586,700
±$118,453 (90% margin)
Alameda County: $1,090,100
Median gross rent
$2,449
±$269 (90% margin)
Alameda County: $2,357
Where is Census Tract 4004?
Census Tract 4004 is one of 379 census tracts in Alameda County, California. It covers 0.28 square miles of land, 14,845 residents per square mile in 2020. Its GEOID, 06001400400, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Oakland | 100% |
6 census tracts border Census Tract 4004: Tract 4002 ($208,438), Tract 4003 ($176,618), Tract 4005 ($96,641), Tract 4006 ($139,238), Tract 4238 ($184,871) and Tract 4239.02 ($165,893). 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 4004?
The 2020-2024 American Community Survey puts Census Tract 4004's population at 4,399 (±614) in 1,803 households; the 2020 Census counted 4,112 residents and 1,958 housing units.
| Measure | Tract 4004 | Oakland |
|---|---|---|
| Total population | 4,399±614 | 439,418 |
| Households | 1,803±178 | 176,584 |
| Average household size | 2.41±0.22 | 2.45 |
| Housing units | 2,012±151 | 191,713 |
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 4004?
The median resident of Census Tract 4004 is 37.6 years old; 22.6% are under 18 and 15.8% are 65 or older. The largest group is non-Hispanic white residents at 61.6%, then non-Hispanic Asian residents at 11.8%. 11.3% of residents were born outside the United States.
| Measure | Tract 4004 | Oakland |
|---|---|---|
| Median age | 37.6±2.1 | 37.9 |
| Under 18 years | 22.6%±5.3 pts | 18.9% |
| 65 years and over | 15.8%±3.7 pts | 14.7% |
| Hispanic or Latino (any race) | 11.6%±6.2 pts | 28.7% |
| White alone, not Hispanic | 61.6%±7.8 pts | 27.8% |
| Black or African American alone, not Hispanic | 7.7%±5.3 pts | 19.7% |
| Asian alone, not Hispanic | 11.8%±3.9 pts | 15.7% |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±1.0 pts | 0.3% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±1.0 pts | 0.4% |
| Two or more races, not Hispanic | 6.7%±3.2 pts | 6.6% |
| Some other race alone, not Hispanic | 0.7%±0.7 pts | 0.9% |
| Born outside the United States | 11.3%±4.4 pts | 27.5% |
| Speak a language other than English at home (age 5+) | 14.4%±4.3 pts | 40.3% |
| Civilian veterans (age 18+) | 2.6%±1.6 pts | 2.9% |
| With a disability | 8.4%±3.1 pts | 12.2% |
| No health insurance coverage | 2.2%±2.2 pts | 5.6% |
| High school graduate or higher (age 25+) | 98.5%±1.7 pts | 84.8% |
| Bachelor's degree or higher (age 25+) | 83.6%±4.6 pts | 48.7% |
| Graduate or professional degree (age 25+) | 46.5%±6.3 pts | 22.0% |
| Lived in the same house a year earlier | 89.1%±4.4 pts | 87.3% |
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 4004 earn?
Half of the 1,803 households in Census Tract 4004 earn less than $165,134 a year (±$20,483), against $129,367 across Alameda County: 118th highest of the county's 372 tracts with a reliable estimate. 8.0% of residents live below the poverty line.
| Measure | Tract 4004 | Oakland |
|---|---|---|
| Median household income | $165,134±$20,483 | $101,600 |
| Mean household income | $266,114±$57,649 | $149,718 |
| Per capita income | $111,691±$19,254 | $61,757 |
| People below the poverty line | 8.0%±4.9 pts | 13.4% |
| Children under 18 below the poverty line | 13.9%±16.3 pts | 16.6% |
| Households receiving SNAP | 5.0%±3.6 pts | 15.3% |
| Households with a computer | 98.2%±3.0 pts | 96.0% |
| Households with a broadband subscription | 100.0%±2.3 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 Census Tract 4004?
Owners occupy 50.5% of Census Tract 4004's occupied homes and renters 49.5%. The median owner-occupied home is valued at $1,586,700 by its owner (±$118,453). The median renter pays $2,449 a month including utilities, and 32.9% of renters pay 35% or more of their income on rent.
| Measure | Tract 4004 | Oakland |
|---|---|---|
| Median home value (owner-occupied) | $1,586,700±$118,453 | $929,900 |
| Median gross rent | $2,449±$269 | $1,979 |
| Renters paying 35% or more of income on rent | 32.9%±10.9 pts | 42.3% |
| Median monthly owner costs, with a mortgage | $4,000 or more | $3,684 |
| Owner-occupied homes | 50.5%±6.4 pts | 42.3% |
| Renter-occupied homes | 49.5%±6.4 pts | 57.7% |
| Housing units | 2,012±151 | 191,713 |
| Single-family detached homes | 49.9%±6.5 pts | 41.5% |
| Mobile homes | 0.0%±2.1 pts | 0.6% |
| Built 2020 or later | 0.0%±2.1 pts | 1.5% |
| Built 2010 to 2019 | 1.4%±1.2 pts | 5.9% |
| Built 1939 or earlier | 70.4%±6.6 pts | 37.2% |
| Households with no vehicle | 11.8%±4.2 pts | 16.2% |
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 4004 get to work?
24.5% of Census Tract 4004's workers drive alone and 45.5% work from home. The average trip to work takes 28.7 minutes.
| Measure | Tract 4004 | Oakland |
|---|---|---|
| In the labor force (age 16+) | 71.9%±5.4 pts | 68.7% |
| Unemployment rate | 1.1%±1.0 pts | 6.4% |
| Drove alone to work | 24.5%±5.8 pts | 46.9% |
| Carpooled | 4.5%±3.1 pts | 7.6% |
| Public transportation | 14.7%±5.2 pts | 12.5% |
| Walked | 4.3%±2.6 pts | 2.9% |
| Worked from home | 45.5%±9.0 pts | 26.5% |
| Mean travel time to work | 28.7 min±3.7 | 29.8 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 4004 compare with the other tracts in Alameda County?
Among Alameda County's tracts with a reliable estimate, Census Tract 4004 ranks as shown below (1 = highest).
| Measure | In Alameda County | In Oakland |
|---|---|---|
| Population | 168th of 375 | 38th of 114 |
| Residents per square mile | 94th of 378 | 54th of 116 |
| Median household income | 118th of 372 | 19th of 114 |
| Per capita income | 28th of 377 | 15th of 116 |
| Median home value | 39th of 366 | 8th of 112 |
| Median gross rent | 185th of 368 | 20th of 110 |
| Poverty rate | 153rd of 263 | 76th of 94 |
| Bachelor's degree or higher | 28th of 376 | 7th of 115 |
| Median age | 248th of 377 | 61st of 116 |
| Owner-occupied share | 206th of 366 | 38th of 111 |
The tracts next to it on Alameda County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 4236.01 | 115th | $166,310±$27,394 · within the margin of this tract |
| Tract 4281 | 116th | $166,274±$13,889 · within the margin of this tract |
| Tract 4239.02 | 117th | $165,893±$52,231 · within the margin of this tract |
| Tract 4004 | 118th | $165,134±$20,483 |
| Tract 4417.01 | 119th | $164,306±$104,919 · within the margin of this tract |
| Tract 4416.01 | 120th | $164,167±$71,093 · within the margin of this tract |
| Tract 4202 | 121st | $164,063±$21,400 · 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 4004?
1 of the 18 figures for Census Tract 4004 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