Environment in St Austell

St Austell in South West scores 57/100 (good) for environment, measured against the national average — a score of 60 is typical for the country.

Green spaces

62

Deprivation decile

5

NO₂ (µg/m³)

3.9

Flood Zone 3 (% area)

2%

Road noise ≥55 dB (% area)

15%

How we measure this·Guide: What makes a good neighbourhood?

Data last updated: 19 October 2026