Niles, IL
Full City Profile · Illinois · Lake County County
3.3
/5.0
B
Good
30,262
Population
5,173/sq mi density
$78,563
Median Income
$41,316 per capita
$350,900
Home Value
$421,137 Zillow
$1,247
Median Rent
32.6% income on rent
51°F
Avg Temperature
55
Violent Crime/100K
2,227 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$78,563 median income, 6.6% unemployment
A
Affordability
4.2 / 5.0
$350,900 home value, $1,247/mo rent
F
Safety
1.0 / 5.0
55 violent crimes/100K
A
Education
4.1 / 5.0
39.0% bachelor's degree or higher
Niles experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 25°F in January while summers reach 75°F in July. Annual precipitation totals 37.9 inches. The area receives 38.4 inches of snow annually. Air quality is rated Good with a median AQI of 40.
Temperature
25°F Jan (-4°C)
75°F Jul (24°C)
| Annual Average | 51.3°F |
| 5% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 656 ft (200 m) |
| Area | 5.9 sq mi (15.2 km²) |
| Population Density | 5,173/sq mi |
| Coordinates | 42.0279°N, 87.8100°W |
| Timezone | America/Chicago |
| County | Lake County County |
| Nearest Airport | Chicago O'Hare International (ORD) 6 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 40.0 |
| Rating | Good |
| Good Days % | 82.0% |
| Unhealthy Days | 5 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0480 ppm |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.0 / 100 |
| Social Vulnerability | 14.1 / 100 |
| Community Resilience | 78.1 / 100 |
Hazard Breakdown
| Tornado | Very High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Very High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Very High |
| Landslide | Very Low |
| Coastal Flood | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1954 | MICHIGAN CITY, IN (LAKE MICHIGAN) | Avalanche | 3.0 m | 7 | 85 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 2.0 in | Coldest |
| February | 29°F (-2°C) | 2.0 in | Driest |
| March | 39°F (4°C) | 2.5 in | |
| April | 50°F (10°C) | 3.8 in | |
| May | 61°F (16°C) | 4.5 in | Wettest |
| June | 71°F (21°C) | 4.1 in | |
| July | 75°F (24°C) | 3.7 in | Warmest |
| August | 74°F (23°C) | 4.3 in | |
| September | 66°F (19°C) | 3.2 in | |
| October | 54°F (12°C) | 3.4 in | |
| November | 41°F (5°C) | 2.4 in | |
| December | 31°F (-1°C) | 2.1 in |
Niles has a seasonal temperature swing of 50°F / from 25°F in January to 75°F in July. Total annual precipitation is 37.9 inches, with May being the wettest month (4.5") and February the driest (2.0").