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Treharris
City in Caerphilly, United Kingdom
Overview
Treharris is a small town set in the lush valleys of South Wales, offering a blend of industrial history and community spirit. With scenic surroundings, it provides a peaceful reprieve while being well-connected to larger cities like Cardiff and Merthyr Tydfil.
Geographic Context
Jurisdiction
United Kingdom
Unitary Authority
Caerphilly
Population
6,272
Time Zone
Europe/London
Coordinates
51.66°, -3.31°
Key Metrics
Safety Score
78
Female Safety
79
LGBTQ+ Safety
72
Traffic Safety
78
Food Safety
96
Monthly Cost
$1,715
Local Cost
$1,130
Local Income
$2,100
Cashless
85
English
100
Temperature
10.3°C
Summer Avg
15.8°C
Winter Avg
5.3°C
Record High
30.8°C
Record Low
-5.8°C
Humidity
87%
Precipitation
966 mm
Internet Speed
148 Mbps
Upload
106 Mbps
Latency
14 ms
City Vibrancy
16
Coworking
0
Cafes
3
Nightlife
8
Parks
5
Transport
56
Walk Score
56
Footways
112.0
Airport
CWL
Distance
30 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 70 tests. Updated 2025-12-05.
OpenStreetMap - Nearby amenities counted from OpenStreetMap-derived city extracts. Updated 2025-12-07.
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 61/100.
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