Census tract · Will County
Census Tract 8831, Will County, Illinois
Census Tract 8831, GEOID 17197883100, in Will County, Illinois, entirely within Joliet Township. 4,057 residents in the ACS 2020-2024 5-year estimates (±509); the 2020 Census counted 3,961.
Residents, 2020-2024
4,057
±509 (90% margin)
2020 Census count: 3,961
Median household income
$65,078
±$14,560 (90% margin)
Will County: $109,984
Median home value
$171,200
±$14,688 (90% margin)
Will County: $319,600
Median gross rent
$1,246
±$169 (90% margin)
Will County: $1,462
Where is Census Tract 8831?
Census Tract 8831 is one of 172 census tracts in Will County, Illinois. It covers 12.81 square miles of land, 309 residents per square mile in 2020. Its GEOID, 17197883100, names it uniquely (how tract numbers and GEOIDs work).
| Place | Share of the tract |
|---|---|
| Joliet Township | 100% |
| Preston Heights | 37% |
| Joliet | 29% |
7 census tracts border Census Tract 8831: Tract 8811.09 ($131,006), Tract 8811.12 ($143,036), Tract 8825 ($46,389), Tract 8829 ($63,333), Tract 8830 ($61,375), Tract 8832.11 ($103,512) and Tract 8833.07 ($104,292). 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 8831?
The 2020-2024 American Community Survey puts Census Tract 8831's population at 4,057 (±509) in 1,506 households; the 2020 Census counted 3,961 residents and 1,588 housing units.
| Measure | Tract 8831 | Joliet Township |
|---|---|---|
| Total population | 4,057 ±509 | 85,288 |
| Households | 1,506 ±156 | 30,857 |
| Average household size | 2.68 ±0.25 | 2.69 |
| Housing units | 1,618 ±150 | 33,268 |
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 8831?
The median resident of Census Tract 8831 is 39.9 years old; 22.2% are under 18 and 19.8% are 65 or older. The largest group is Hispanic or Latino residents (of any race) at 35.4%, then non-Hispanic Black residents at 34.5%. 12.0% of residents were born outside the United States.
| Measure | Tract 8831 | Joliet Township |
|---|---|---|
| Median age | 39.9 ±3.2 | 35.4 |
| Under 18 years | 22.2% ±4.6 pts | 23.3% |
| 65 years and over | 19.8% ±4.8 pts | 13.0% |
| Hispanic or Latino (any race) | 35.4% ±8.7 pts | 46.8% |
| White alone, not Hispanic | 25.7% ±7.1 pts | 29.2% |
| Black or African American alone, not Hispanic | 34.5% ±6.1 pts | 19.7% |
| Asian alone, not Hispanic | 0.6% ±0.6 pts | 1.1% |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±0.9 pts | 0.0% |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±0.9 pts | 0.0% |
| Two or more races, not Hispanic | 3.7% ±2.6 pts | 3.0% |
| Some other race alone, not Hispanic | 0.1% ±0.2 pts | 0.3% |
| Born outside the United States | 12.0% ±3.8 pts | 20.3% |
| Speak a language other than English at home (age 5+) | 31.4% ±7.1 pts | 38.2% |
| Civilian veterans (age 18+) | 7.2% ±3.1 pts | 4.2% |
| With a disability | 20.5% ±6.7 pts | 12.9% |
| No health insurance coverage | 12.9% ±5.1 pts | 13.7% |
| High school graduate or higher (age 25+) | 81.1% ±5.1 pts | 77.0% |
| Bachelor's degree or higher (age 25+) | 10.2% ±3.4 pts | 16.2% |
| Graduate or professional degree (age 25+) | 2.6% ±1.7 pts | 5.3% |
| Lived in the same house a year earlier | 85.5% ±5.2 pts | 88.5% |
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 8831 earn?
Half of the 1,506 households in Census Tract 8831 earn less than $65,078 a year (±$14,560), against $109,984 across Will County: 148th highest of the county's 169 tracts with a reliable estimate. 15.0% of residents live below the poverty line.
| Measure | Tract 8831 | Joliet Township |
|---|---|---|
| Median household income | $65,078 ±$14,560 | $63,998 |
| Mean household income | $74,397 ±$8,135 | $78,436 |
| Per capita income | $28,488 ±$2,884 | $29,084 |
| People below the poverty line | 15.0% ±6.1 pts | 18.4% |
| Children under 18 below the poverty line | 25.2% ±15.5 pts | 27.6% |
| Households receiving SNAP | 27.9% ±7.7 pts | 25.4% |
| Households with a computer | 94.2% ±3.4 pts | 94.2% |
| Households with a broadband subscription | 87.1% ±5.9 pts | 90.2% |
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 8831?
Owners occupy 66.1% of Census Tract 8831's occupied homes and renters 33.9%. The median owner-occupied home is valued at $171,200 by its owner (±$14,688). The median renter pays $1,246 a month including utilities, and 56.8% of renters pay 35% or more of their income on rent.
| Measure | Tract 8831 | Joliet Township |
|---|---|---|
| Median home value (owner-occupied) | $171,200 ±$14,688 | $189,400 |
| Median gross rent | $1,246 ±$169 | $1,269 |
| Renters paying 35% or more of income on rent | 56.8% ±14.8 pts | 46.6% |
| Median monthly owner costs, with a mortgage | $1,624 ±$173 | $1,571 |
| Owner-occupied homes | 66.1% ±7.9 pts | 57.7% |
| Renter-occupied homes | 33.9% ±7.9 pts | 42.3% |
| Housing units | 1,618 ±150 | 33,268 |
| Single-family detached homes | 75.5% ±6.7 pts | 64.1% |
| Mobile homes | 8.4% ±5.2 pts | 1.3% |
| Built 2020 or later | 2.3% ±1.8 pts | 0.1% |
| Built 2010 to 2019 | 2.5% ±2.3 pts | 2.5% |
| Built 1939 or earlier | 10.8% ±4.3 pts | 28.5% |
| Households with no vehicle | 9.0% ±5.2 pts | 8.6% |
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 8831 get to work?
75.8% of Census Tract 8831's workers drive alone and 9.4% work from home. The average trip to work takes 24.8 minutes. The unemployment rate in 2020-2024 averaged 7.3%.
| Measure | Tract 8831 | Joliet Township |
|---|---|---|
| In the labor force (age 16+) | 55.7% ±6.4 pts | 65.6% |
| Unemployment rate | 7.3% ±4.5 pts | 7.2% |
| Drove alone to work | 75.8% ±7.0 pts | 75.6% |
| Carpooled | 11.7% ±5.8 pts | 14.9% |
| Public transportation | 0.7% ±1.0 pts | 1.3% |
| Walked | 1.5% ±2.0 pts | 1.4% |
| Worked from home | 9.4% ±3.5 pts | 5.2% |
| Mean travel time to work | 24.8 min ±3.0 | 25.8 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 8831 compare with the other tracts in Will County?
Among Will County's tracts with a reliable estimate, Census Tract 8831 ranks as shown below (1 = highest).
| Measure | In Will County |
|---|---|
| Population | 77th of 171 |
| Residents per square mile | 157th of 172 |
| Median household income | 148th of 169 |
| Per capita income | 151st of 170 |
| Median home value | 154th of 169 |
| Median gross rent | 112th of 137 |
| Poverty rate | 22nd of 67 |
| Bachelor's degree or higher | 164th of 171 |
| Median age | 74th of 171 |
| Owner-occupied share | 141st of 169 |
The tracts next to it on Will County's income ladder
| Tract | Rank | Median household income |
|---|---|---|
| Tract 8812.01 | 145th | $67,074±$9,510 · within the margin of this tract |
| Tract 8809.05 | 146th | $66,833±$8,705 · within the margin of this tract |
| Tract 8805.10 | 147th | $66,513±$22,482 · within the margin of this tract |
| Tract 8831 | 148th | $65,078±$14,560 |
| Tract 8837 | 149th | $65,037±$9,569 · within the margin of this tract |
| Tract 8826.02 | 150th | $64,043±$6,270 · within the margin of this tract |
| Tract 8829 | 151st | $63,333±$10,500 · 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 8831?
1 of the 18 figures for Census Tract 8831 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