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Danforth, IL

Full City Profile · Illinois · Iroquois County County

2.8 /5.0
C+ Fair
619 Population 1,290/sq mi density
$47,750 Median Income $22,815 per capita
$138,600 Home Value $168,008 Zillow
$850 Median Rent 26.6% income on rent
51°F Avg Temperature 275 sunny days/yr
170 Violent Crime/100K 2,500 property/100K
C+
Overall
2.8 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.8 / 5.0
$47,750 median income, 0.4% unemployment
A+
Affordability
5.0 / 5.0
$138,600 home value, $850/mo rent
F
Safety
1.0 / 5.0
170 violent crimes/100K
C+
Education
2.6 / 5.0
19.9% bachelor's degree or higher
Danforth experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 24°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 38.4 inches. The area receives 17.1 inches of snow annually. Air quality is rated Good with a median AQI of 43.

Temperature

24°F Jan (-4°C) 74°F Jul (23°C)
Annual Average50.7°F
6% below US avg
January Average24°F (-4°C)
July Average74°F (23°C)
Sunny Days275 days/yr

Geography

Elevation654 ft (199 m)
Area0.5 sq mi (1.2 km²)
Population Density1,290/sq mi
Coordinates40.8220°N, 87.9778°W
TimezoneAmerica/Chicago
CountyIroquois County County
Nearest AirportVermilion Regional (DNV)
47 miles away

Precipitation & Snow

Annual Rainfall 38.4"
1% above US avg
Snowfall 17.1"
Wettest Month (May) 4.02"
Driest Month (Jan) 1.57"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score74.0 / 100
Social Vulnerability34.0 / 100
Community Resilience65.5 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Relatively Low
Wildfire Very Low
Flood Relatively Moderate
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Relatively Low
Winter Weather Relatively Low
Lightning Relatively Low
Ice Storm Very Low
Drought Very Low
Cold Wave Relatively High
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

8 earthquakes (M2.5+) within 150 km since 1990. Strongest: M4.2. Most recent: M2.6 on Mar 15, 2025.

Jun 28, 2004 12 km NW of Dayton, Illinois M4.2 105 km
Jun 17, 2021 Illinois-Indiana border region M3.8 125 km
Feb 10, 2010 2 km NW of Lily Lake, Illinois M3.8 135 km
Nov 4, 2013 1 km SSW of Lyons, Illinois M3.2 110 km
Dec 17, 1990 Illinois-Indiana border region M3.2 115 km
Jul 15, 2024 2 km WNW of Somonauk, Illinois M3.1 110 km
Jun 10, 2013 4 km NNE of Virgil, Illinois M2.6 137 km
Mar 15, 2025 6 km W of Dwight, Illinois M2.6 53 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

705 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 72 fatalities, 1,375 injuries.

Date Rating Distance Fatalities
Apr 26, 1994 EF4 95 km 3
Jun 29, 1979 EF4 80 km 0
Jun 13, 1976 EF4 94 km 2
Mar 20, 1976 EF4 91 km 0
Apr 3, 1974 EF4 80 km 18
Apr 21, 1967 EF4 95 km 33
Apr 17, 1963 EF4 41 km 1
Feb 28, 2017 EF3 99 km 2
Jun 22, 2015 EF3 64 km 0
Nov 17, 2013 EF3 67 km 0
Jun 5, 2010 EF3 33 km 0
Jun 5, 2010 EF3 70 km 0
Apr 19, 1996 EF3 78 km 1
Apr 19, 1996 EF3 87 km 0
Mar 27, 1991 EF3 85 km 0
Apr 27, 1984 EF3 86 km 1
Apr 2, 1982 EF3 25 km 0
Jun 25, 1978 EF3 96 km 0
Mar 12, 1976 EF3 95 km 0
Mar 12, 1976 EF3 31 km 1
Source: NOAA SPC (EF0+, 1950–2024)

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 7 134 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Wildfire History

9 wildfires (100+ acres) within 100 km. Largest: UNNAMED (1,741 ac, 2019).

Year Name Acres Distance
2019 UNNAMED 1,741 64 km
2019 UNNAMED 1,664 62 km
2000 UNNAMED 1,602 39 km
2021 NORTHEAST PRAIRIE UNIT 3 978 61 km
2024 NORTHEAST PRAIRIE 3 RX 938 63 km
2021 UNNAMED 738 63 km
2021 MIDDLE GRANT CREEK 700 63 km
2019 UNNAMED 698 63 km
2017 UNNAMED 549 63 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 24°F (-4°C) 1.6 in Coldest, Driest
February 28°F (-3°C) 1.6 in
March 39°F (4°C) 3.0 in
April 50°F (10°C) 3.7 in
May 62°F (16°C) 4.0 in Wettest
June 71°F (22°C) 3.9 in
July 74°F (23°C) 4.0 in Warmest
August 72°F (22°C) 3.6 in
September 66°F (19°C) 3.5 in
October 54°F (12°C) 2.7 in
November 41°F (5°C) 3.0 in
December 29°F (-2°C) 2.7 in

Danforth has a seasonal temperature swing of 50°F / from 24°F in January to 74°F in July. Total annual precipitation is 37.3 inches, with May being the wettest month (4.0") and January the driest (1.6").

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