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Affton
City in Missouri, United States
Overview
Affton is a quiet, leafy suburb of St. Louis, offering a classic American small-town feel with convenient city access. The town is known for its friendly community, well-kept parks, and proximity to historical attractions like Grant's Farm. With a blend of traditional homes and local eateries, Affton attracts families and visitors seeking low-key charm.
Geographic Context
Jurisdiction
United States
State
Missouri
Population
—
Time Zone
America/Chicago
Coordinates
38.55°, -90.33°
Key Metrics
Safety Score
62
Female Safety
60
LGBTQ+ Safety
65
Traffic Safety
70
Food Safety
90
Monthly Cost
$2,075
Local Cost
$1,430
Local Income
$3,600
Cashless
80
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
300 Mbps
Upload
200 Mbps
Latency
15 ms
City Vibrancy
6
Coworking
0
Cafes
1
Nightlife
1
Parks
4
Transport
4
Walk Score
4
Footways
7.0
Airport
CPS
Distance
16 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 65 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 72/100.
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