City profile
New Lenox, IL
Will County · Population 28,006
New Lenox is a town in Will County, IL with about 28,006 residents and a typical home value near $400,000. It is 20 miles from Naperville, IL, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Four seasons
Winter avg
26°F
Summer avg
74°F
Sunny days / yr
189
Home prices & cost of living
Median home price
$399,900
Typical monthly housing
$2,862
Cost of living (100 = U.S.)
107
Taxes
- Property tax
- 2.07%
- State income tax (top)
- 4.95%
- Social Security
- Not taxed
- Pensions
- Not taxed
- Sales tax (state + avg. local)
- 8.86%
FEMA natural hazard risk
Relatively High · county score 97/100
Top hazards: Cold wave, Tornado, Riverine flooding
Nearest major airport
22 mi to Chicago Midway International Airport (MDW)
Political lean (2024 county vote)
Competitive / purple · 50% Democratic / 49% Republican
Community
Population
28,006
Black population
0.6%
County
Will County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸More retirees are leaving IL than arriving, mostly over cost
- ▸Home prices are still rising in 2026 — good for long-term value, less room to negotiate
- ▸Climate/cost risks to check: severe storms
Highlights
- About 28,006 residents
- Typical home value about $400,000
- 20 miles from Naperville, IL
Trade-offs
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.