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Osan-si

City in Gyeonggi, South Korea

Overview

Osan-si, situated in Gyeonggi Province, is a fast-developing satellite city known for its strong transportation links, lush green spaces, and proximity to Seoul. The city offers a blend of modern amenities, local markets, and serene parks, making it appealing for both families and business travelers.

Geographic Context

Jurisdiction
South Korea
Province
Gyeonggi
Population
—
Time Zone
Asia/Seoul
Coordinates
37.16°, 127.05°

Key Metrics

Safety Score · estimate
80
Female Safety
75
LGBTQ+ Safety
45
Traffic Safety
65
Food Safety
95
Monthly Cost · estimate
$1,193
Local Cost
$795
Local Income
$1,700
Cashless
90
English
45
Temperature
11.8°C
Summer Avg
23.3°C
Winter Avg
-0.4°C
Record High
35.6°C
Record Low
-16.4°C
Humidity
78%
Precipitation
1232 mm
Internet Speed
176 Mbps
Upload
130 Mbps
Latency
30 ms
City Vibrancy
45
Coworking
0
Cafes
6
Nightlife
0
Parks
39
Transport
17
Walk Score
17
Footways
33.0
Airport
OSN
Distance
9 km

Data sources

Source-backed data

Ookla Open Data - Internet speed aggregates for 2024Q3 from 15 tests. Record updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Record updated 2025-12-10.
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 2026-03-21.
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: 70/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.

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