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Warren County
City in Illinois, United States
Overview
Warren County, Illinois is a friendly, rural region with Monmouth as its central hub. Visitors can expect small-town hospitality, historic architecture, and a strong sense of community. It's an ideal destination for a relaxed getaway immersed in Midwest charm.
Geographic Context
Jurisdiction
United States
State
Illinois
Population
38,587
Time Zone
America/Chicago
Coordinates
40.85°, -90.62°
Key Metrics
Safety Score
68
Female Safety
65
LGBTQ+ Safety
55
Traffic Safety
75
Food Safety
90
Monthly Cost
$1,805
Local Cost
$1,090
Local Income
$2,950
Cashless
70
English
100
Temperature
10.6°C
Summer Avg
23.5°C
Winter Avg
-3.3°C
Record High
42.9°C
Record Low
-35.6°C
Humidity
76%
Precipitation
929 mm
City Vibrancy
—
Coworking
0
Cafes
0
Nightlife
0
Parks
0
Transport
0
Walk Score
0
Footways
—
Airport
GBG
Distance
18 km
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-22.
World Air Quality Index - Latest available city-level air quality station measurement. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-06.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-05.
Oyster List city price model - City price estimates calibrated from local price surveys and jurisdiction-level cost signals. Updated 2026-01-14.
Estimated data
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores are model-assisted estimates derived from source-backed country and city signals. Confidence 67/100.
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