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Saint John
City in Indiana, United States
Overview
Saint John, Indiana is a safe, family-friendly town located in northwest Indiana, not far from the Illinois border and the Chicago metropolitan area. The city is known for its clean streets, welcoming communities, excellent schools, and abundance of parks and trails.
Geographic Context
Jurisdiction
United States
State
Indiana
Population
—
Time Zone
America/Chicago
Coordinates
41.45°, -87.47°
Key Metrics
Safety Score · estimate
85
Female Safety
80
LGBTQ+ Safety
75
Traffic Safety
82
Food Safety
98
Monthly Cost · estimate
$2,665
Local Cost
$1,840
Local Income
$4,200
Cashless
92
English
100
Temperature
10.1°C
Summer Avg
22.3°C
Winter Avg
-2.7°C
Record High
39.5°C
Record Low
-31.3°C
Humidity
79%
Precipitation
976 mm
City Vibrancy
9
Coworking
0
Cafes
0
Nightlife
0
Parks
9
Transport
24
Walk Score
24
Footways
47.0
Airport
GYY
Distance
19 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 2025-12-09.
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 2026-03-23.
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: 74/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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