How Noisy Is Your Neighbourhood?
Check road, rail, aircraft and industrial noise levels for any UK postcode district. Free, instant results.
Top 10 Quietest Areas
| # | Postcode | Town | dB |
|---|---|---|---|
| 1 | SY25 | Tregaron | 29 dB |
| 2 | SY24 | Bow Street | 29 dB |
| 3 | SY23 | Aberystwyth | 29 dB |
| 4 | SY22 | Llanymynech | 29 dB |
| 5 | SY21 | Welshpool | 29 dB |
| 6 | SY20 | Machynlleth | 29 dB |
| 7 | SY19 | Llanbrynmair | 29 dB |
| 8 | SY18 | Llanidloes | 29 dB |
| 9 | SY17 | Caersws | 29 dB |
| 10 | SY16 | Newtown | 29 dB |
Understanding UK Noise Levels
Environmental noise is one of the most significant quality-of-life factors for UK residents. The World Health Organisation recommends daytime outdoor noise levels below 55 dB and night-time levels below 40 dB to prevent adverse health effects.
Across the UK's 2,289 postcode districts, the average environmental noise level is 53 dB — classified as Moderate. However, this varies enormously depending on proximity to major transport infrastructure, urban density, and industrial activity.
What Affects Noise Levels?
- Road traffic — the most common noise source, especially near motorways (M25, M1, M6) and A-roads
- Aircraft — areas under flight paths near Heathrow, Gatwick, Manchester and other airports experience significant noise
- Railways — mainline routes like the West Coast and East Coast Main Lines generate noise for adjacent communities
- Industrial activity — ports, factories and commercial zones contribute to local noise
Use the search box above to check noise levels for any UK postcode, or explore our guides on soundproofing your home, understanding how noise affects house prices, and how to report noise issues.
Guides & Tools
Flight Path Checker
Check if your area is under a flight path from Heathrow, Gatwick, Manchester and more
🛣️Motorway Noise
Which postcodes are affected by the M25, M1, M6 and other major motorways
🚂Railway Noise
Mainline and freight railway noise — which areas are most affected
🔇Soundproofing Guide
Windows, walls, floors — practical solutions to reduce noise in your home
🏠Noise & House Prices
How environmental noise impacts property values and what surveys check
📊Decibel Guide
What different dB levels sound like, WHO guidelines and health impacts
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