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Castlereagh
City in Belfast, United Kingdom
Overview
Castlereagh, set on the southeastern edge of Belfast, blends quiet suburban living with easy city access. This diverse borough is known for its verdant parks, tight-knit communities, and a mix of contemporary and traditional Northern Irish culture.
Geographic Context
Jurisdiction
United Kingdom
District
Belfast
Population
56,679
Time Zone
Europe/London
Coordinates
54.57°, -5.88°
Key Metrics
Safety Score
72
Female Safety
70
LGBTQ+ Safety
65
Traffic Safety
80
Food Safety
95
Monthly Cost
$2,458
Local Cost
$1,460
Local Income
$2,200
Cashless
93
English
100
Temperature
9.8°C
Summer Avg
14.0°C
Winter Avg
6.0°C
Record High
23.3°C
Record Low
-1.6°C
Humidity
88%
Precipitation
1067 mm
Internet Speed
259 Mbps
Upload
49 Mbps
Latency
22 ms
City Vibrancy
21
Coworking
0
Cafes
13
Nightlife
0
Parks
8
Transport
0
Walk Score
0
Footways
—
Airport
BHD
Distance
5 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.
Ookla Open Data - Internet speed aggregates for 2024Q3 from 18 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-06.
OpenStreetMap transport extract - Walkability, footway density, and airport access metrics derived from mapped transport features. Updated 2025-12-05.
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 78/100.
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