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Saint Louis County
City in Missouri, United States
Overview
Saint Louis County, surrounding the city of St. Louis in Missouri, is a diverse collection of suburban neighborhoods, business hubs, and green spaces. The county is known for its family-friendly communities, strong dining scene, and proximity to major attractions in the city.
Geographic Context
Jurisdiction
United States
State
Missouri
Population
—
Time Zone
America/Chicago
Coordinates
38.64°, -90.44°
Key Metrics
Safety Score
60
Female Safety
60
LGBTQ+ Safety
65
Traffic Safety
75
Food Safety
90
Monthly Cost
$3,345
Local Cost
$1,700
Local Income
$3,700
Cashless
90
English
98
Temperature
13.0°C
Summer Avg
25.0°C
Winter Avg
0.3°C
Record High
42.8°C
Record Low
-24.1°C
Humidity
76%
Precipitation
1090 mm
Internet Speed
19 Mbps
Upload
19 Mbps
Latency
20 ms
City Vibrancy
4
Coworking
0
Cafes
1
Nightlife
0
Parks
3
Transport
34
Walk Score
34
Footways
68.0
Airport
STL
Distance
13 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.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 1 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-09.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-06.
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 85/100.
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