Saint Johns
City in Missouri, United States
Overview
Saint Johns is a compact suburb located in Missouri, part of the greater St. Louis metropolitan area. It offers a laid-back, residential atmosphere with easy access to parks and local shops, making it ideal for families and commuters.
Geographic Context
Jurisdiction
United States
State
Missouri
Population
7,690
Time Zone
America/Chicago
Coordinates
38.71°, -90.34°
Key Metrics
Safety Score · estimate
48
Female Safety
50
LGBTQ+ Safety
55
Traffic Safety
65
Food Safety
95
Monthly Cost · estimate
$1,880
Local Cost
$1,350
Local Income
$2,800
Cashless
82
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
166 Mbps
Upload
100 Mbps
Latency
6 ms
City Vibrancy
13
Coworking
0
Cafes
0
Nightlife
3
Parks
10
Transport
90
Walk Score
90
Footways
179.0
Airport
STL
Distance
5 km
Explore
Data sources
Source-backed data
World Air Quality Index - Latest available city-level air quality station measurement. Record updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Record updated 2025-12-07.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Record updated 2025-12-06.
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
Oyster List city price estimates - Price origins are unverified. Available generation methods include AI estimates; stored records do not identify a survey, observation period, or model for each price. Record updated 2026-01-14.
Oyster List AI-assisted estimates - Safety, lifestyle, income, and practical scores include model-assisted estimates. Stored records do not identify supporting observations for each score. Model-reported confidence: 72/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.