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Christiansø
City in Denmark, Denmark
Overview
Christiansø is a historic fortress island located in the Baltic Sea, northeast of Bornholm and forming part of Denmark's Ertholmene archipelago. Renowned for its preserved fortifications, natural scenery, and peaceful atmosphere, the island offers a unique step back in time with traditional Danish history and architecture.
Geographic Context
Jurisdiction
Denmark
Region
Denmark
Population
—
Time Zone
Europe/Copenhagen
Coordinates
55.32°, 15.19°
Key Metrics
Safety Score · estimate
97
Female Safety
95
LGBTQ+ Safety
93
Traffic Safety
98
Food Safety
100
Monthly Cost · estimate
$1,200
Local Cost
$800
Local Income
$0
Cashless
85
English
92
Temperature
9.2°C
Summer Avg
16.6°C
Winter Avg
3.0°C
Record High
24.7°C
Record Low
-5.8°C
Humidity
86%
Precipitation
670 mm
Internet Speed
55 Mbps
Upload
11 Mbps
Latency
26 ms
City Vibrancy
—
Coworking
0
Cafes
0
Nightlife
0
Parks
0
Transport
11
Walk Score
11
Footways
22.0
Airport
RNN
Distance
39 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 2026-03-22.
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: 40/100; this is not a measured accuracy score. Model: derived+gpt-4.1. Record updated 2026-03-26.
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