Census tract · Los Angeles County

Census Tract 4303.02, Los Angeles County, California

Census Tract 4303.02, GEOID 06037430302, in Los Angeles County, California, entirely within Monrovia. 4,950 residents in the ACS 2020-2024 5-year estimates (±504); the 2020 Census counted 5,831.

Residents, 2020-2024

4,950

±504 (90% margin)
2020 Census count: 5,831

Median household income

$103,512

±$15,292 (90% margin)
Los Angeles County: $90,112

Median home value

$989,100

±$85,349 (90% margin)
Los Angeles County: $834,200

Median gross rent

$1,965

±$221 (90% margin)
Los Angeles County: $1,954

Where is Census Tract 4303.02?

Census Tract 4303.02 is one of 2,498 census tracts in Los Angeles County, California. It covers 0.75 square miles of land, 7,795 residents per square mile in 2020. Its GEOID, 06037430302, names it uniquely (how tract numbers and GEOIDs work).

Places Census Tract 4303.02 lies in (share of its 2020 census blocks)
PlaceShare of the tract
Monrovia100%
Census Tract 4303.02 (marked with a dot) in Los Angeles County, California. Boundaries: Census Bureau 2024.
4303.0143044310.02 4303.02 1 mi
Census Tract 4303.02 (shaded) and the tracts that border it, numbered. Boundaries: Census Bureau 2024 cartographic boundary file, 1:500,000.

5 census tracts border Census Tract 4303.02: Tract 4303.01 ($147,236), Tract 4304 ($182,292), Tract 4310.02 ($88,700), Tract 4310.03 ($89,099) and Tract 4310.04 ($84,833). 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 4303.02?

The 2020-2024 American Community Survey puts Census Tract 4303.02's population at 4,950 (±504) in 2,202 households; the 2020 Census counted 5,831 residents and 2,513 housing units.

Counts, ACS 2020-2024 5-year estimates
MeasureTract 4303.02MonroviaLos Angeles CountyCalifornia
Total population4,950±50437,5719,808,66739,287,377
Households2,202±22714,1813,416,44913,548,091
Average household size2.24±0.132.632.812.84
Housing units2,429±23114,8553,650,46614,644,735

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 4303.02?

The median resident of Census Tract 4303.02 is 45.2 years old; 18.7% are under 18 and 17.8% are 65 or older. The largest group is non-Hispanic white residents at 50.7%, then Hispanic or Latino residents (of any race) at 20.7%. 18.5% of residents were born outside the United States.

Age, origin, education, ACS 2020-2024 5-year estimates. Race groups are non-Hispanic; Hispanic includes any race.
MeasureTract 4303.02MonroviaLos Angeles CountyCalifornia
Median age45.2±3.238.338.237.9
Under 18 years18.7%±2.9 pts21.7%20.6%22.0%
65 years and over17.8%±4.4 pts14.7%15.2%15.7%
Hispanic or Latino (any race)20.7%±6.6 pts45.2%48.4%40.2%
White alone, not Hispanic50.7%±6.6 pts28.1%24.7%33.8%
Black or African American alone, not Hispanic1.3%±1.3 pts5.5%7.4%5.2%
Asian alone, not Hispanic17.4%±6.2 pts15.6%14.9%15.3%
American Indian and Alaska Native alone, not Hispanic0.0%±0.9 pts0.3%0.2%0.3%
Native Hawaiian and Other Pacific Islander alone, not Hispanic2.6%±3.7 pts0.4%0.2%0.3%
Two or more races, not Hispanic6.1%±3.7 pts4.3%3.5%4.4%
Some other race alone, not Hispanic1.1%±1.7 pts0.6%0.6%0.6%
Born outside the United States18.5%±4.9 pts26.3%33.4%27.0%
Speak a language other than English at home (age 5+)23.6%±6.7 pts43.6%55.1%44.4%
Civilian veterans (age 18+)4.0%±2.2 pts3.0%2.7%4.3%
With a disability9.0%±3.7 pts9.3%11.3%11.6%
No health insurance coverage2.0%±2.1 pts4.9%8.2%6.6%
High school graduate or higher (age 25+)93.4%±3.3 pts88.8%80.9%84.7%
Bachelor's degree or higher (age 25+)52.4%±7.6 pts42.7%36.0%37.1%
Graduate or professional degree (age 25+)22.0%±5.5 pts16.7%13.0%14.4%
Lived in the same house a year earlier92.9%±5.1 pts90.5%90.8%89.2%

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 4303.02 earn?

Half of the 2,202 households in Census Tract 4303.02 earn less than $103,512 a year (±$15,292), against $90,112 across Los Angeles County: 835th highest of the county's 2,422 tracts with a reliable estimate. 5.7% of residents live below the poverty line.

Income and poverty in 2024 dollars, ACS 2020-2024 5-year estimates
MeasureTract 4303.02MonroviaLos Angeles CountyCalifornia
Median household income$103,512±$15,292$96,021$90,112$99,122
Mean household income$132,820±$17,400$127,219$128,770$140,436
Per capita income$59,426±$7,342$48,568$45,792$49,513
People below the poverty line5.7%±3.5 pts10.3%13.7%12.0%
Children under 18 below the poverty line0.0%±4.5 pts14.2%17.6%15.0%
Households receiving SNAP8.8%±6.3 pts9.9%14.4%12.4%
Households with a computer99.3%±1.2 pts96.7%96.7%96.9%
Households with a broadband subscription97.8%±2.1 pts93.0%93.0%93.5%

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 4303.02?

Owners occupy 64.8% of Census Tract 4303.02's occupied homes and renters 35.2%. The median owner-occupied home is valued at $989,100 by its owner (±$85,349). The median renter pays $1,965 a month including utilities, and 31.2% of renters pay 35% or more of their income on rent.

Housing, ACS 2020-2024 5-year estimates
MeasureTract 4303.02MonroviaLos Angeles CountyCalifornia
Median home value (owner-occupied)$989,100±$85,349$909,400$834,200$734,700
Median gross rent$1,965±$221$2,114$1,954$2,036
Renters paying 35% or more of income on rent31.2%±16.9 pts43.4%48.3%46.0%
Median monthly owner costs, with a mortgage$3,287±$643$3,134$3,160$2,946
Owner-occupied homes64.8%±8.3 pts46.3%45.9%55.9%
Renter-occupied homes35.2%±8.3 pts53.7%54.1%44.1%
Housing units2,429±23114,8553,650,46614,644,735
Single-family detached homes87.8%±4.4 pts57.5%47.3%57.0%
Mobile homes0.0%±1.7 pts1.1%1.6%3.5%
Built 2020 or later0.0%±1.7 pts0.4%0.9%1.3%
Built 2010 to 20190.9%±1.4 pts4.9%4.8%6.5%
Built 1939 or earlier33.1%±6.3 pts16.7%14.3%8.9%
Households with no vehicle3.4%±2.9 pts4.7%8.9%7.1%

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 4303.02 get to work?

62.2% of Census Tract 4303.02's workers drive alone and 30.5% work from home. The average trip to work takes 29.1 minutes. The unemployment rate in 2020-2024 averaged 6.9%.

Work and commuting, ACS 2020-2024 5-year estimates
MeasureTract 4303.02MonroviaLos Angeles CountyCalifornia
In the labor force (age 16+)61.8%±6.2 pts66.4%64.8%63.8%
Unemployment rate6.9%±3.2 pts5.1%7.3%6.6%
Drove alone to work62.2%±7.2 pts67.6%64.8%65.7%
Carpooled5.4%±4.4 pts8.6%9.3%9.5%
Public transportation0.5%±0.9 pts2.4%3.9%2.9%
Walked1.3%±1.6 pts1.8%2.4%2.4%
Worked from home30.5%±7.2 pts18.0%17.1%17.2%
Mean travel time to work29.1 min±4.430.1 min30.4 min28.7 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 4303.02 compare with the other tracts in Los Angeles County?

Among Los Angeles County's tracts with a reliable estimate, Census Tract 4303.02 ranks as shown below (1 = highest).

Census Tract 4303.02's rank among the tracts of Los Angeles County and of Monrovia
MeasureIn Los Angeles CountyIn Monrovia
Population557th of 2,4703rd of 8
Residents per square mile1,710th of 2,4955th of 8
Median household income835th of 2,4222nd of 8
Per capita income583rd of 2,4682nd of 8
Median home value617th of 2,3192nd of 8
Median gross rent1,199th of 2,3967th of 8
Poverty rate1,726th of 1,8907th of 7
Bachelor's degree or higher625th of 2,4102nd of 8
Median age409th of 2,4733rd of 8
Owner-occupied share754th of 2,2722nd of 8

The tracts next to it on Los Angeles County's income ladder

Median household income, ACS 2020-2024 5-year estimates
TractRankMedian household incomeResidents
Tract 4011.02832nd$103,616±$24,273 · within the margin of this tract3,854
Tract 5723.01833rd$103,576±$26,719 · within the margin of this tract3,648
Tract 5434834th$103,575±$16,252 · within the margin of this tract3,565
Tract 4303.02835th$103,512±$15,2924,950
Tract 5013.02836th$103,478±$5,972 · within the margin of this tract4,345
Tract 1974.10837th$103,385±$14,198 · within the margin of this tract4,014
Tract 5031.03838th$103,363±$17,400 · within the margin of this tract5,595

"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 4303.02?

1 of the 18 figures for Census Tract 4303.02 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