Census tract · Delaware County
Census Tract 4015.02, Delaware County, Pennsylvania
Census Tract 4015.02, GEOID 42045401502, in Delaware County, Pennsylvania, mostly within Upper Darby Township (98% of its census blocks). 3,953 residents in the ACS 2020-2024 5-year estimates (±468); the 2020 Census counted 4,259.
Residents, 2020-2024
3,953
±468 (90% margin)
2020 Census count: 4,259
Median household income
$80,417
±$23,481 (90% margin)
Delaware County: $89,546
Median home value
$297,900
±$38,137 (90% margin)
Delaware County: $332,200
Median gross rent
$1,392
±$132 (90% margin)
Delaware County: $1,372
Where is Census Tract 4015.02?
Census Tract 4015.02 is one of 152 census tracts in Delaware County, Pennsylvania. It covers 0.67 square miles of land, 6,338 residents per square mile in 2020. Its GEOID, 42045401502, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Upper Darby Township | 98% |
| Clifton Heights | 2% |
8 census tracts border Census Tract 4015.02: Tract 4015.03 ($83,798), Tract 4030.01 ($101,679), Tract 4030.02 ($73,341), Tract 4032 ($74,514), Tract 4033 ($70,931), Tract 4040.03 ($69,227), Tract 4078.03 ($138,998) and Tract 4078.05 ($116,458). 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 4015.02?
The 2020-2024 American Community Survey puts Census Tract 4015.02's population at 3,953 (±468) in 1,941 households; the 2020 Census counted 4,259 residents and 1,987 housing units.
| Measure | Tract 4015.02 | Upper Darby Township |
|---|---|---|
| Total population | 3,953 ±468 | 85,486 |
| Households | 1,941 ±216 | 33,208 |
| Average household size | 2.02 ±0.17 | 2.57 |
| Housing units | 2,024 ±203 | 35,306 |
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 4015.02?
The median resident of Census Tract 4015.02 is 35.5 years old; 15.1% are under 18 and 17.1% are 65 or older. The largest group is non-Hispanic white residents at 55.7%, then non-Hispanic Black residents at 18.4%. 22.7% of residents were born outside the United States.
| Measure | Tract 4015.02 | Upper Darby Township |
|---|---|---|
| Median age | 35.5 ±5.6 | 35.7 |
| Under 18 years | 15.1% ±4.0 pts | 23.2% |
| 65 years and over | 17.1% ±4.7 pts | 13.0% |
| Hispanic or Latino (any race) | 5.4% ±3.4 pts | 9.9% |
| White alone, not Hispanic | 55.7% ±9.6 pts | 39.0% |
| Black or African American alone, not Hispanic | 18.4% ±8.2 pts | 33.7% |
| Asian alone, not Hispanic | 16.0% ±8.5 pts | 12.5% |
| American Indian and Alaska Native alone, not Hispanic | 0.5% ±0.7 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.8 pts | 0.0% |
| Two or more races, not Hispanic | 3.9% ±2.7 pts | 4.2% |
| Some other race alone, not Hispanic | 0.0% ±0.8 pts | 0.6% |
| Born outside the United States | 22.7% ±7.8 pts | 23.5% |
| Speak a language other than English at home (age 5+) | 26.7% ±8.2 pts | 27.5% |
| Civilian veterans (age 18+) | 5.8% ±3.6 pts | 3.4% |
| With a disability | 8.3% ±3.9 pts | 13.2% |
| No health insurance coverage | 4.1% ±3.0 pts | 8.8% |
| High school graduate or higher (age 25+) | 96.7% ±2.0 pts | 90.5% |
| Bachelor's degree or higher (age 25+) | 41.4% ±9.1 pts | 33.0% |
| Graduate or professional degree (age 25+) | 15.0% ±7.4 pts | 11.8% |
| Lived in the same house a year earlier | 96.4% ±2.8 pts | 89.9% |
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 4015.02 earn?
Half of the 1,941 households in Census Tract 4015.02 earn less than $80,417 a year (±$23,481), against $89,546 across Delaware County: 87th highest of the county's 147 tracts with a reliable estimate. 13.0% of residents live below the poverty line.
| Measure | Tract 4015.02 | Upper Darby Township |
|---|---|---|
| Median household income | $80,417 ±$23,481 | $71,481 |
| Mean household income | $92,233 ±$12,203 | $93,573 |
| Per capita income | $40,481 ±$5,142 | $36,993 |
| People below the poverty line | 13.0% ±5.6 pts | 14.4% |
| Children under 18 below the poverty line | 20.4% ±15.8 pts | 21.5% |
| Households receiving SNAP | 14.1% ±8.8 pts | 17.3% |
| Households with a computer | 96.5% ±3.0 pts | 97.1% |
| Households with a broadband subscription | 94.8% ±3.4 pts | 91.5% |
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 4015.02?
Owners occupy 41.4% of Census Tract 4015.02's occupied homes and renters 58.6%. The median owner-occupied home is valued at $297,900 by its owner (±$38,137). The median renter pays $1,392 a month including utilities, and 36.5% of renters pay 35% or more of their income on rent.
| Measure | Tract 4015.02 | Upper Darby Township |
|---|---|---|
| Median home value (owner-occupied) | $297,900 ±$38,137 | $219,100 |
| Median gross rent | $1,392 ±$132 | $1,328 |
| Renters paying 35% or more of income on rent | 36.5% ±11.6 pts | 43.6% |
| Median monthly owner costs, with a mortgage | $1,908 ±$195 | $1,846 |
| Owner-occupied homes | 41.4% ±8.2 pts | 57.5% |
| Renter-occupied homes | 58.6% ±8.2 pts | 42.5% |
| Housing units | 2,024 ±203 | 35,306 |
| Single-family detached homes | 35.1% ±7.2 pts | 22.0% |
| Mobile homes | 0.0% ±1.6 pts | 0.0% |
| Built 2020 or later | 0.0% ±1.6 pts | 0.0% |
| Built 2010 to 2019 | 0.0% ±1.6 pts | 1.1% |
| Built 1939 or earlier | 8.3% ±5.3 pts | 33.4% |
| Households with no vehicle | 8.7% ±4.8 pts | 14.1% |
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 4015.02 get to work?
62.6% of Census Tract 4015.02's workers drive alone and 11.0% work from home. The average trip to work takes 31.0 minutes. The unemployment rate in 2020-2024 averaged 8.0%.
| Measure | Tract 4015.02 | Upper Darby Township |
|---|---|---|
| In the labor force (age 16+) | 67.2% ±5.4 pts | 71.7% |
| Unemployment rate | 8.0% ±4.9 pts | 8.9% |
| Drove alone to work | 62.6% ±10.1 pts | 60.6% |
| Carpooled | 7.3% ±5.5 pts | 7.5% |
| Public transportation | 13.1% ±8.1 pts | 12.9% |
| Walked | 1.8% ±2.0 pts | 3.0% |
| Worked from home | 11.0% ±5.0 pts | 13.4% |
| Mean travel time to work | 31.0 min ±4.7 | 31.5 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 4015.02 compare with the other tracts in Delaware County?
Among Delaware County's tracts with a reliable estimate, Census Tract 4015.02 ranks as shown below (1 = highest).
| Measure | In Delaware County |
|---|---|
| Population | 65th of 150 |
| Residents per square mile | 68th of 152 |
| Median household income | 87th of 147 |
| Per capita income | 85th of 149 |
| Median home value | 73rd of 147 |
| Median gross rent | 65th of 138 |
| Poverty rate | 43rd of 80 |
| Bachelor's degree or higher | 64th of 145 |
| Median age | 111th of 150 |
| Owner-occupied share | 134th of 147 |
The tracts next to it on Delaware County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 4019 | 84th | $83,647±$17,378 · within the margin of this tract |
| Tract 4067 | 85th | $82,589±$13,632 · within the margin of this tract |
| Tract 4046 | 86th | $81,354±$17,887 · within the margin of this tract |
| Tract 4015.02 | 87th | $80,417±$23,481 |
| Tract 4035.01 | 88th | $80,174±$13,256 · within the margin of this tract |
| Tract 4011.04 | 89th | $80,083±$17,017 · within the margin of this tract |
| Tract 4075.02 | 90th | $79,076±$9,971 · 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 4015.02?
Every figure for Census Tract 4015.02 on this page has a coefficient of variation under 40%, the Census Bureau's threshold for a usable estimate.
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