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Gladstone, IL
Full City Profile · Illinois · Henderson County County
2.4
/5.0
C
Fair
176
Population
489/sq mi density
$42,500
Median Income
$33,740 per capita
$56,800
Home Value
$108,957 Zillow
$493
Median Rent
19.3% income on rent
50°F
Avg Temperature
275 sunny days/yr
167
Violent Crime/100K
1,674 property/100K
C
Overall
2.4 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Economy
2.2 / 5.0
$42,500 median income, 11.2% unemployment
A+
Affordability
5.0 / 5.0
$56,800 home value, $493/mo rent
F
Safety
1.0 / 5.0
167 violent crimes/100K
F
Education
1.5 / 5.0
5.7% bachelor's degree or higher
Gladstone experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 22°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.1 inches. Air quality is rated Good with a median AQI of 43.
Temperature
22°F Jan (-6°C)
74°F Jul (23°C)
| Annual Average | 50.0°F |
| 7% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 558 ft (170 m) |
| Area | 0.2 sq mi (0.4 km²) |
| Population Density | 489/sq mi |
| Coordinates | 40.8643°N, 90.9566°W |
| Timezone | America/Chicago |
| County | Henderson County County |
| Nearest Airport | Southeast Iowa Regional (BRL) 10 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 17.5 / 100 |
| Social Vulnerability | 77.1 / 100 |
| Community Resilience | 37.1 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 1.4 in | Coldest |
| February | 28°F (-2°C) | 1.3 in | Driest |
| March | 39°F (4°C) | 2.7 in | |
| April | 52°F (11°C) | 3.7 in | |
| May | 63°F (17°C) | 4.0 in | |
| June | 72°F (22°C) | 4.0 in | |
| July | 74°F (23°C) | 4.1 in | Warmest, Wettest |
| August | 73°F (23°C) | 3.8 in | |
| September | 66°F (19°C) | 3.9 in | |
| October | 54°F (12°C) | 2.8 in | |
| November | 40°F (4°C) | 2.4 in | |
| December | 28°F (-3°C) | 1.9 in |
Gladstone has a seasonal temperature swing of 52°F / from 22°F in January to 74°F in July. Total annual precipitation is 36.1 inches, with July being the wettest month (4.1") and February the driest (1.3").