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Saint John
City in Missouri, United States
Overview
Saint John, Missouri is a small city in Greater St. Louis known for its laid-back, residential character and close-knit community feel. Though primarily suburban and quiet, it offers convenient access to St. Louis city attractions while retaining its own local charm.
Geographic Context
Jurisdiction
United States
State
Missouri
Population
—
Time Zone
America/Chicago
Coordinates
38.71°, -90.35°
Key Metrics
Safety Score
48
Female Safety
50
LGBTQ+ Safety
60
Traffic Safety
65
Food Safety
96
Monthly Cost
$2,142
Local Cost
$1,370
Local Income
$3,200
Cashless
93
English
100
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
325 Mbps
Upload
133 Mbps
Latency
6 ms
City Vibrancy
14
Coworking
0
Cafes
0
Nightlife
4
Parks
10
Transport
99
Walk Score
99
Footways
198.0
Airport
STL
Distance
5 km
Explore
Frequently Asked Questions
Data sources
Source-backed data
NASA POWER - Climate normals and monthly weather measurements rendered as city weather metrics. Updated 2026-03-23.
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 2 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 63/100.
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