Village · Illinois
New Lenox, Illinois
New Lenox, village, in Will County, Illinois. New Lenox had 28,893 residents on July 1, 2025 by the Census Bureau's estimate, up 6.1% since 2020; the 2020 Census counted 27,214 and the ACS 2020-2024 5-year estimates put it at 28,006 (±290). GEOID 1752584.
Residents, July 2025 estimate
28,893
Census Bureau estimate (no margin published)
2020 Census count: 27,214 · ACS 2020-2024: 28,006 ±290
Median household income
$140,865
±$6,429 (90% margin)
Illinois: $83,390
Median home value
$399,900
±$11,660 (90% margin)
Illinois: $263,300
Median gross rent
$1,431
±$159 (90% margin)
Illinois: $1,274
Where is New Lenox and what county is it in?
New Lenox is a village in Will County, Illinois. It covers 16.1 square miles of land, 1,694 residents per square mile in 2020.
New Lenox is in the Chicago-Naperville-Elgin, IL-IN metropolitan statistical area, which takes in 13 counties (Census Bureau delineation, July 2023).
New Lenox lies mostly within New Lenox Township and reaches into Homer Township and Manhattan Township, towns or townships with their own local government (2020 census blocks).
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in New Lenox, and is it growing?
The Census Bureau estimates that 28,893 people lived in New Lenox on July 1, 2025, up 6.1% since 2020, while Illinois shrank 0.8%. The 2020 Census counted 27,214 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 28,006 (±290).
| Measure | New Lenox | Will County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 28,006 ±290 | 701,462 | +1,552 |
| Households | 9,134 ±334 | 244,273 | no clear change |
| Average household size | 3.05 ±0.11 | 2.84 | no clear change |
| Housing units | 9,498 ±368 | 254,278 | no clear change |
New Lenox's population since 2000
From 17,771 in 2000 to 28,893 in 2025: up 62.6%. The 2000, 2010 and 2020 figures are census counts, each for New Lenox as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in New Lenox?
The median resident of New Lenox is 36.8 years old; 30.0% are under 18 and 11.6% are 65 or older. The largest group is non-Hispanic white residents at 89.0%, then Hispanic or Latino residents (of any race) at 6.0%. 2.5% of residents were born outside the United States.
| Measure | New Lenox | Will County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 36.8 ±1.5 | 39.1 | no clear change |
| Under 18 years | 30.0% ±1.7 pts | 23.6% | – |
| 65 years and over | 11.6% ±1.2 pts | 14.6% | – |
| Male | 51.3% ±1.5 pts | 49.9% | – |
| Hispanic or Latino (any race) | 6.0% ±1.7 pts | 19.8% | no clear change |
| White alone, not Hispanic | 89.0% ±2.2 pts | 58.6% | no clear change |
| Black or African American alone, not Hispanic | 0.6% ±0.6 pts | 11.6% | – |
| Asian alone, not Hispanic | 0.7% ±0.4 pts | 6.3% | no clear change |
| 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% ±0.1 pts | 0.0% | – |
| Two or more races, not Hispanic | 3.5% ±1.2 pts | 3.4% | – |
| Some other race alone, not Hispanic | 0.1% ±0.2 pts | 0.4% | – |
| Born outside the United States | 2.5% ±0.8 pts | 13.5% | no clear change |
| Speak a language other than English at home (age 5+) | 4.0% ±1.2 pts | 22.4% | – |
| Civilian veterans (age 18+) | 4.3% ±1.0 pts | 4.8% | – |
| With a disability | 5.8% ±0.8 pts | 10.0% | – |
| No health insurance coverage | 1.6% ±0.7 pts | 5.2% | no clear change |
| High school graduate or higher (age 25+) | 98.4% ±0.5 pts | 91.8% | – |
| Bachelor's degree or higher (age 25+) | 47.6% ±2.8 pts | 37.5% | +7.1 pts |
| Graduate or professional degree (age 25+) | 17.9% ±2.3 pts | 14.9% | – |
| Lived in the same house a year earlier | 95.0% ±1.0 pts | 92.1% | – |
| Moved from another state in the past year | 0.5% ±0.4 pts | 0.8% | – |
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 New Lenox earn?
Half of New Lenox's 9,134 households earn less than $140,865 a year (±$6,429), against $109,984 in Will County and $83,390 in Illinois. In 2015-2019 it was $135,762 in 2024 dollars; the margins of error cannot tell the two periods apart. 1.5% of residents live below the poverty line.
| Measure | New Lenox | Will County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $140,865 ±$6,429 | $109,984 | no clear change |
| Mean household income | $154,268 ±$6,419 | $134,181 | – |
| Per capita income | $51,234 ±$2,046 | $47,516 | no clear change |
| People below the poverty line | 1.5% ±0.6 pts | 7.3% | −1.7 pts |
| Children under 18 below the poverty line | 0.4% ±0.5 pts | 9.9% | – |
| Households receiving SNAP | 3.4% ±1.5 pts | 10.1% | – |
| Households with a computer | 98.7% ±0.7 pts | 97.0% | – |
| Households with a broadband subscription | 96.1% ±1.4 pts | 94.1% | – |
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 New Lenox?
Owners occupy 92.4% of New Lenox's occupied homes and renters 7.6%. The median owner-occupied home is valued at $399,900 by its owner (±$11,660). The median renter pays $1,431 a month including utilities, and 39.0% of renters pay 35% or more of their income on rent.
| Measure | New Lenox | Will County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $399,900 ±$11,660 | $319,600 | +$37,091 |
| Median gross rent | $1,431 ±$159 | $1,462 | no clear change |
| Renters paying 35% or more of income on rent | 39.0% ±17.6 pts | 43.4% | no clear change |
| Median monthly owner costs, with a mortgage | $2,700 ±$62 | $2,255 | – |
| Owner-occupied homes | 92.4% ±1.6 pts | 82.8% | +2.6 pts |
| Renter-occupied homes | 7.6% ±1.6 pts | 17.2% | – |
| Housing units | 9,498 ±368 | 254,278 | no clear change |
| Homeowner vacancy rate | 0.7% ±0.9 pts | 0.5% | – |
| Rental vacancy rate | 5.6% ±8.1 pts | 3.7% | – |
| Single-family detached homes | 80.9% ±2.2 pts | 74.4% | – |
| Mobile homes | 0.1% ±0.2 pts | 1.3% | – |
| Built 2020 or later | 2.3% ±1.1 pts | 1.2% | – |
| Built 2010 to 2019 | 16.4% ±2.5 pts | 6.3% | – |
| Built 1939 or earlier | 1.3% ±0.7 pts | 6.9% | – |
| Households with no vehicle | 2.0% ±0.9 pts | 3.9% | – |
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 many new homes is New Lenox building?
Builders took permits for 99 new housing units in New Lenox in 2025 (99 in single-family houses), 3.4 per 1,000 residents against 1.5 across Illinois.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in New Lenox work and get to work?
75.7% of New Lenox's workers drive alone and 15.3% work from home. The average trip to work takes 32.7 minutes. The unemployment rate in 2020-2024 averaged 2.9%.
| Measure | New Lenox | Will County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 72.2% ±2.2 pts | 68.3% | – |
| Unemployment rate | 2.9% ±1.0 pts | 4.9% | −1.7 pts |
| Drove alone to work | 75.7% ±2.7 pts | 72.9% | – |
| Carpooled | 5.2% ±1.8 pts | 8.0% | – |
| Public transportation | 2.9% ±0.9 pts | 2.0% | – |
| Walked | 0.4% ±0.2 pts | 0.7% | – |
| Worked from home | 15.3% ±2.4 pts | 14.7% | +10.6 pts |
| Mean travel time to work | 32.7 min ±1.4 | 31.4 min | −2.2 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
What census tracts are in New Lenox?
7 census tracts lie mostly in New Lenox, and 5 more reach into it (2020 census blocks). Their median household incomes run from $108,854 (Tract 8811.11) to $149,318 (Tract 8811.13).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 8811.13Will County | 6,236 | $149,318 |
| Tract 8811.12Will County | 5,156 | $143,036 |
| Tract 8811.09Will County | 4,134 | $131,006 |
| Tract 8811.15Will County | 4,736 | $134,474 |
| Tract 8811.16Will County | 4,093 | $147,065 |
| Tract 8811.11Will County | 2,734 | $108,854 |
| Tract 8811.08Will County | 7,293 | $140,824 |
| Tract 8811.05Will County | 7,141 | $130,714 |
| Tract 8811.07Will County | 2,676 | $116,486 |
| Tract 8810.10Will County | 4,215 | $116,739 |
| Tract 8835.10Will County | 7,813 | $152,375 |
| Tract 8823Will County | 3,774 | $57,646 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in New Lenox) · Census block assignment files
How does New Lenox compare with other places in Illinois?
By the Census Bureau's July 2025 estimates, New Lenox is the 1,395th-most populous of the 19,476 U.S. incorporated places that have one and the 69th-most populous of 1,294 in Illinois.
New Lenox ranks 79th of 1,380 places in Illinois with 1,000 or more residents and a reliable estimate, by median household income.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 69th | 1,294 |
| Growth 2020-2025 (PEP) | 45th | 1,347 |
| Residents per square mile | 363rd | 1,383 |
| Median household income | 79th | 1,380 |
| Per capita income | 239th | 1,383 |
| Median home value | 95th | 1,379 |
| Median gross rent | 238th | 1,280 |
| Poverty rate | 1,117th | 1,119 |
| Bachelor's degree or higher | 175th | 1,369 |
| Median age | 1,145th | 1,383 |
| Owner-occupied share | 135th | 1,382 |
| Work from home | 281st | 1,015 |
| Travel time to work | 137th | 1,382 |
New Lenox's figures with every place in Illinois (CSV)
Every place in Illinois, sortable · Compare New Lenox with other places
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How reliable are the figures for New Lenox?
9 of the 57 figures for New Lenox on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. 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 · ACS technical documentation
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for New Lenox are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' public schools in New Lenox.