Census tract · Los Angeles County
Census Tract 4042.01, Los Angeles County, California
Census Tract 4042.01, GEOID 06037404201, in Los Angeles County, California, mostly within Azusa (92% of its census blocks). 3,562 residents in the ACS 2020-2024 5-year estimates (±471); the 2020 Census counted 3,950.
Residents, 2020-2024
3,562
±471 (90% margin)
2020 Census count: 3,950
Median household income
$76,389
±$10,530 (90% margin)
Los Angeles County: $90,112
Median home value
$610,500
±$28,365 (90% margin)
Los Angeles County: $834,200
Median gross rent
$1,692
±$377 (90% margin)
Los Angeles County: $1,954
Where is Census Tract 4042.01?
Census Tract 4042.01 is one of 2,498 census tracts in Los Angeles County, California. It covers 0.36 square miles of land, 11,034 residents per square mile in 2020. Its GEOID, 06037404201, names it uniquely (how tract numbers and GEOIDs work).
5 census tracts border Census Tract 4042.01: Tract 4006.05 ($96,920), Tract 4040 ($112,159), Tract 4041 ($92,361), Tract 4042.03 ($76,837) and Tract 4043.01 ($84,295). 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 4042.01?
The 2020-2024 American Community Survey puts Census Tract 4042.01's population at 3,562 (±471) in 1,058 households; the 2020 Census counted 3,950 residents and 1,212 housing units.
| Measure | Tract 4042.01 | Azusa |
|---|---|---|
| Total population | 3,562±471 | 49,031 |
| Households | 1,058±106 | 14,870 |
| Average household size | 3.33±0.41 | 3.13 |
| Housing units | 1,109±78 | 15,580 |
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 4042.01?
The median resident of Census Tract 4042.01 is 34.0 years old; 26.2% are under 18 and 9.8% are 65 or older. The largest group is Hispanic or Latino residents (of any race) at 81.3%, then non-Hispanic Asian residents at 10.1%. 33.4% of residents were born outside the United States.
| Measure | Tract 4042.01 | Azusa |
|---|---|---|
| Median age | 34.0±5.0 | 34.4 |
| Under 18 years | 26.2%±5.9 pts | 21.1% |
| 65 years and over | 9.8%±1.9 pts | 12.7% |
| Hispanic or Latino (any race) | 81.3%±7.2 pts | 65.4% |
| White alone, not Hispanic | 7.5%±3.9 pts | 13.8% |
| Black or African American alone, not Hispanic | 0.7%±0.9 pts | 2.5% |
| Asian alone, not Hispanic | 10.1%±6.3 pts | 15.0% |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±0.1 pts | 0.2% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±1.2 pts | 0.1% |
| Two or more races, not Hispanic | 0.3%±0.5 pts | 2.3% |
| Some other race alone, not Hispanic | 0.0%±0.1 pts | 0.7% |
| Born outside the United States | 33.4%±5.5 pts | 32.1% |
| Speak a language other than English at home (age 5+) | 71.3%±6.9 pts | 56.4% |
| Civilian veterans (age 18+) | 0.9%±2.0 pts | 2.3% |
| With a disability | 14.1%±4.2 pts | 11.2% |
| No health insurance coverage | 7.7%±4.2 pts | 8.6% |
| High school graduate or higher (age 25+) | 70.4%±6.2 pts | 79.8% |
| Bachelor's degree or higher (age 25+) | 24.7%±7.8 pts | 27.3% |
| Graduate or professional degree (age 25+) | 5.0%±3.6 pts | 9.6% |
| Lived in the same house a year earlier | 89.9%±6.7 pts | 89.4% |
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 4042.01 earn?
Half of the 1,058 households in Census Tract 4042.01 earn less than $76,389 a year (±$10,530), against $90,112 across Los Angeles County: 1,570th highest of the county's 2,422 tracts with a reliable estimate. 15.4% of residents live below the poverty line.
| Measure | Tract 4042.01 | Azusa |
|---|---|---|
| Median household income | $76,389±$10,530 | $90,721 |
| Mean household income | $91,040±$11,789 | $108,572 |
| Per capita income | $27,309±$3,681 | $33,977 |
| People below the poverty line | 15.4%±7.2 pts | 13.2% |
| Children under 18 below the poverty line | 16.4%±16.3 pts | 19.7% |
| Households receiving SNAP | 33.1%±11.2 pts | 16.3% |
| Households with a computer | 99.0%±1.7 pts | 96.1% |
| Households with a broadband subscription | 89.5%±7.9 pts | 89.2% |
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 4042.01?
Owners occupy 49.5% of Census Tract 4042.01's occupied homes and renters 50.5%. The median owner-occupied home is valued at $610,500 by its owner (±$28,365). The median renter pays $1,692 a month including utilities, and 47.6% of renters pay 35% or more of their income on rent.
| Measure | Tract 4042.01 | Azusa |
|---|---|---|
| Median home value (owner-occupied) | $610,500±$28,365 | $641,400 |
| Median gross rent | $1,692±$377 | $1,887 |
| Renters paying 35% or more of income on rent | 47.6%±19.1 pts | 42.7% |
| Median monthly owner costs, with a mortgage | $2,545±$260 | $2,830 |
| Owner-occupied homes | 49.5%±9.5 pts | 55.2% |
| Renter-occupied homes | 50.5%±9.5 pts | 44.8% |
| Housing units | 1,109±78 | 15,580 |
| Single-family detached homes | 38.9%±8.6 pts | 47.6% |
| Mobile homes | 0.0%±3.8 pts | 4.2% |
| Built 2020 or later | 0.0%±3.8 pts | 0.3% |
| Built 2010 to 2019 | 3.7%±3.4 pts | 9.1% |
| Built 1939 or earlier | 0.0%±3.8 pts | 4.5% |
| Households with no vehicle | 19.4%±8.8 pts | 7.0% |
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 4042.01 get to work?
73.5% of Census Tract 4042.01's workers drive alone and 9.8% work from home. The average trip to work takes 31.4 minutes. The unemployment rate in 2020-2024 averaged 5.7%.
| Measure | Tract 4042.01 | Azusa |
|---|---|---|
| In the labor force (age 16+) | 67.8%±5.7 pts | 66.6% |
| Unemployment rate | 5.7%±3.5 pts | 6.1% |
| Drove alone to work | 73.5%±8.4 pts | 67.1% |
| Carpooled | 11.5%±7.8 pts | 14.3% |
| Public transportation | 1.8%±2.0 pts | 2.4% |
| Walked | 2.7%±3.2 pts | 4.3% |
| Worked from home | 9.8%±5.7 pts | 10.0% |
| Mean travel time to work | 31.4 min±3.6 | 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 4042.01 compare with the other tracts in Los Angeles County?
Among Los Angeles County's tracts with a reliable estimate, Census Tract 4042.01 ranks as shown below (1 = highest).
| Measure | In Los Angeles County | In Azusa |
|---|---|---|
| Population | 1,473rd of 2,470 | 8th of 11 |
| Residents per square mile | 1,215th of 2,495 | 4th of 11 |
| Median household income | 1,570th of 2,422 | 10th of 11 |
| Per capita income | 1,813th of 2,468 | 8th of 11 |
| Median home value | 1,887th of 2,319 | 7th of 11 |
| Median gross rent | 1,799th of 2,396 | 11th of 11 |
| Poverty rate | 849th of 1,890 | 5th of 8 |
| Bachelor's degree or higher | 1,474th of 2,410 | 5th of 11 |
| Median age | 1,937th of 2,473 | 9th of 11 |
| Owner-occupied share | 1,126th of 2,272 | 8th of 11 |
The tracts next to it on Los Angeles County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 4075.01 | 1,567th | $76,424±$30,222 · within the margin of this tract |
| Tract 2186 | 1,568th | $76,406±$16,350 · within the margin of this tract |
| Tract 2780.01 | 1,568th | $76,406±$40,255 · within the margin of this tract |
| Tract 4042.01 | 1,570th | $76,389±$10,530 |
| Tract 2393.30 | 1,571st | $76,382±$13,116 · within the margin of this tract |
| Tract 2374.01 | 1,572nd | $76,354±$24,118 · within the margin of this tract |
| Tract 6003.02 | 1,573rd | $76,288±$18,352 · 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 4042.01?
1 of the 18 figures for Census Tract 4042.01 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