Gladstone, IL
Full City Profile · Illinois · Henderson County County
2.9
/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
52°F
Avg Temperature
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
C
Economy
2.2 / 5.0
$42,500 median income, 22.2% unemployment
A+
Affordability
5.0 / 5.0
$56,800 home value, $493/mo rent
F
Education
1.5 / 5.0
5.7% bachelor's degree or higher
Gladstone experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 24°F in January while summers reach 76°F in July. Annual precipitation totals 37.2 inches. The area receives 16.9 inches of snow annually.
Temperature
24°F Jan (-4°C)
76°F Jul (25°C)
| Annual Average | 51.9°F |
| 4% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 76°F (25°C) |
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
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 | 24°F (-4°C) | 1.4 in | Coldest, Driest |
| February | 28°F (-2°C) | 1.7 in | |
| March | 40°F (4°C) | 2.4 in | |
| April | 52°F (11°C) | 3.8 in | |
| May | 63°F (17°C) | 5.0 in | Wettest |
| June | 73°F (23°C) | 4.7 in | |
| July | 76°F (25°C) | 4.0 in | Warmest |
| August | 74°F (24°C) | 3.6 in | |
| September | 67°F (19°C) | 3.6 in | |
| October | 55°F (13°C) | 2.8 in | |
| November | 41°F (5°C) | 2.5 in | |
| December | 30°F (-1°C) | 1.8 in |
Gladstone has a seasonal temperature swing of 52°F / from 24°F in January to 76°F in July. Total annual precipitation is 37.2 inches, with May being the wettest month (5.0") and January the driest (1.4").