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Kirkwood, IL
Full City Profile · Illinois · Warren County County
3.2
/5.0
B
Good
769
Population
818/sq mi density
$70,385
Median Income
$28,659 per capita
$89,500
Home Value
$108,496 Zillow
$850
Median Rent
31.0% income on rent
50°F
Avg Temperature
275 sunny days/yr
338
Violent Crime/100K
2,082 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$70,385 median income, 3.0% unemployment
A+
Affordability
5.0 / 5.0
$89,500 home value, $850/mo rent
F
Safety
1.0 / 5.0
338 violent crimes/100K
C
Education
2.4 / 5.0
17.5% bachelor's degree or higher
Kirkwood 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 | 749 ft (228 m) |
| Area | 0.4 sq mi (0.9 km²) |
| Population Density | 818/sq mi |
| Coordinates | 40.8678°N, 90.7483°W |
| Timezone | America/Chicago |
| County | Warren County County |
| Nearest Airport | Southeast Iowa Regional (BRL) 21 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 15.5 / 100 |
| Social Vulnerability | 22.8 / 100 |
| Community Resilience | 90.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively 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) | 1.5 in | Coldest |
| February | 27°F (-3°C) | 1.4 in | Driest |
| March | 39°F (4°C) | 2.8 in | |
| April | 51°F (11°C) | 3.8 in | |
| May | 62°F (17°C) | 4.1 in | |
| June | 71°F (22°C) | 4.1 in | |
| July | 74°F (23°C) | 4.3 in | Warmest, Wettest |
| August | 73°F (23°C) | 3.9 in | |
| September | 65°F (18°C) | 3.9 in | |
| October | 54°F (12°C) | 2.9 in | |
| November | 40°F (4°C) | 2.6 in | |
| December | 27°F (-3°C) | 2.1 in |
Kirkwood has a seasonal temperature swing of 52°F / from 22°F in January to 74°F in July. Total annual precipitation is 37.2 inches, with July being the wettest month (4.3") and February the driest (1.4").