Environment in St Austell

St Austell in South West scores 53/100 (fair) 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)

4.0

Flood Zone 3 (% area)

2%

Road noise ≥55 dB (% area)

16%

Data last updated: 15 August 2026