Census tract · Chester County
Census Tract 3112, Chester County, Pennsylvania
Census Tract 3112, GEOID 42029311200, in Chester County, Pennsylvania, mostly within West Marlborough Township (54% of its census blocks). 2,017 residents in the ACS 2020-2024 5-year estimates (±192); the 2020 Census counted 2,177.
Residents, 2020-2024
2,017
±192 (90% margin)
2020 Census count: 2,177
Median household income
$108,854
±$10,492 (90% margin)
Chester County: $127,208
Median home value
$643,600
±$93,537 (90% margin)
Chester County: $485,600
Median gross rent
$1,621
±$150 (90% margin)
Chester County: $1,763
Where is Census Tract 3112?
Census Tract 3112 is one of 124 census tracts in Chester County, Pennsylvania. It covers 28.96 square miles of land, 75 residents per square mile in 2020. Its GEOID, 42029311200, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| West Marlborough Township | 54% |
| Newlin Township | 46% |
10 census tracts border Census Tract 3112: Tract 3035.01 ($156,474), Tract 3035.02 ($144,338), Tract 3038.01 ($150,165), Tract 3038.04 ($173,993), Tract 3060 ($116,947), Tract 3065.03 ($78,977), Tract 3071 ($122,841), Tract 3072 ($96,667), Tract 3113 ($230,000) and Tract 3117.01 ($136,250). 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 3112?
The 2020-2024 American Community Survey puts Census Tract 3112's population at 2,017 (±192) in 822 households; the 2020 Census counted 2,177 residents and 924 housing units.
| Measure | Tract 3112 | West Marlborough Township |
|---|---|---|
| Total population | 2,017±192 | 777 |
| Households | 822±96 | 381 |
| Average household size | 2.43±0.12 | 2.00 |
| Housing units | 892±103 | 414 |
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 3112?
The median resident of Census Tract 3112 is 50.2 years old; 18.4% are under 18 and 29.0% are 65 or older. The largest group is non-Hispanic white residents at 85.4%, then Hispanic or Latino residents (of any race) at 7.8%. 6.8% of residents were born outside the United States.
| Measure | Tract 3112 | West Marlborough Township |
|---|---|---|
| Median age | 50.2±2.1 | 51.9 |
| Under 18 years | 18.4%±2.0 pts | 12.2% |
| 65 years and over | 29.0%±3.4 pts | 31.5% |
| Hispanic or Latino (any race) | 7.8%±3.9 pts | 9.0% |
| White alone, not Hispanic | 85.4%±5.0 pts | 85.3% |
| Black or African American alone, not Hispanic | 1.7%±2.2 pts | 2.8% |
| Asian alone, not Hispanic | 3.6%±2.2 pts | 0.0% |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±0.1 pts | 0.1% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±1.6 pts | 0.0% |
| Two or more races, not Hispanic | 1.4%±1.2 pts | 2.7% |
| Some other race alone, not Hispanic | 0.0%±1.6 pts | 0.0% |
| Born outside the United States | 6.8%±2.4 pts | 9.9% |
| Speak a language other than English at home (age 5+) | 7.9%±3.3 pts | 13.3% |
| Civilian veterans (age 18+) | 5.5%±1.6 pts | 8.7% |
| With a disability | 8.1%±1.8 pts | 7.2% |
| No health insurance coverage | 2.3%±1.7 pts | 2.2% |
| High school graduate or higher (age 25+) | 95.6%±2.2 pts | 94.6% |
| Bachelor's degree or higher (age 25+) | 50.2%±5.4 pts | 39.7% |
| Graduate or professional degree (age 25+) | 26.8%±4.3 pts | 18.8% |
| Lived in the same house a year earlier | 93.6%±2.2 pts | 90.5% |
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 3112 earn?
Half of the 822 households in Census Tract 3112 earn less than $108,854 a year (±$10,492), against $127,208 across Chester County: 83rd highest of the county's 123 tracts with a reliable estimate. 4.7% of residents live below the poverty line.
| Measure | Tract 3112 | West Marlborough Township |
|---|---|---|
| Median household income | $108,854±$10,492 | $73,438 |
| Mean household income | $189,171±$21,722 | $113,750 |
| Per capita income | $75,598±$8,035 | $55,834 |
| People below the poverty line | 4.7%±2.5 pts | 6.8% |
| Children under 18 below the poverty line | 6.2%±7.5 pts | 0.0% |
| Households receiving SNAP | 4.5%±2.6 pts | 5.8% |
| Households with a computer | 99.6%±0.5 pts | 100.0% |
| Households with a broadband subscription | 98.1%±1.7 pts | 98.4% |
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 3112?
Owners occupy 72.0% of Census Tract 3112's occupied homes and renters 28.0%. The median owner-occupied home is valued at $643,600 by its owner (±$93,537). The median renter pays $1,621 a month including utilities, and 41.7% of renters pay 35% or more of their income on rent.
| Measure | Tract 3112 | West Marlborough Township |
|---|---|---|
| Median home value (owner-occupied) | $643,600±$93,537 | $466,700 |
| Median gross rent | $1,621±$150 | $1,656 |
| Renters paying 35% or more of income on rent | 41.7%±13.6 pts | 46.7% |
| Median monthly owner costs, with a mortgage | $3,300±$612 | $2,444 |
| Owner-occupied homes | 72.0%±5.0 pts | 49.3% |
| Renter-occupied homes | 28.0%±5.0 pts | 50.7% |
| Housing units | 892±103 | 414 |
| Single-family detached homes | 83.7%±3.7 pts | 70.8% |
| Mobile homes | 3.0%±2.3 pts | 3.6% |
| Built 2020 or later | 0.8%±0.8 pts | 0.2% |
| Built 2010 to 2019 | 5.7%±2.1 pts | 2.9% |
| Built 1939 or earlier | 36.8%±6.1 pts | 54.1% |
| Households with no vehicle | 3.2%±2.4 pts | 2.1% |
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 3112 get to work?
66.0% of Census Tract 3112's workers drive alone and 22.1% work from home. The average trip to work takes 26.5 minutes. The unemployment rate in 2020-2024 averaged 2.5%.
| Measure | Tract 3112 | West Marlborough Township |
|---|---|---|
| In the labor force (age 16+) | 56.7%±5.3 pts | 61.9% |
| Unemployment rate | 2.5%±1.4 pts | 2.3% |
| Drove alone to work | 66.0%±5.3 pts | 77.4% |
| Carpooled | 4.2%±3.2 pts | 0.0% |
| Public transportation | 0.3%±0.4 pts | 0.0% |
| Walked | 6.5%±2.9 pts | 8.1% |
| Worked from home | 22.1%±4.8 pts | 14.5% |
| Mean travel time to work | 26.5 min±2.3 | 23.1 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 3112 compare with the other tracts in Chester County?
Among Chester County's tracts with a reliable estimate, Census Tract 3112 ranks as shown below (1 = highest).
| Measure | In Chester County |
|---|---|
| Population | 118th of 124 |
| Residents per square mile | 122nd of 124 |
| Median household income | 83rd of 123 |
| Per capita income | 30th of 124 |
| Median home value | 23rd of 122 |
| Median gross rent | 65th of 111 |
| Poverty rate | 37th of 48 |
| Bachelor's degree or higher | 81st of 123 |
| Median age | 12th of 124 |
| Owner-occupied share | 81st of 122 |
The tracts next to it on Chester County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 3078 | 80th | $114,688±$17,894 · within the margin of this tract |
| Tract 3079 | 81st | $109,875±$19,685 · within the margin of this tract |
| Tract 3022.07 | 82nd | $109,848±$20,495 · within the margin of this tract |
| Tract 3112 | 83rd | $108,854±$10,492 |
| Tract 3042.01 | 84th | $105,234±$17,185 · within the margin of this tract |
| Tract 3016 | 85th | $104,875±$18,602 · within the margin of this tract |
| Tract 3040 | 86th | $102,288±$11,283 · 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 3112?
1 of the 18 figures for Census Tract 3112 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