Radon Risk in Suffolk

Last reviewed: March 2026 · Data: BGS Indicative Atlas v3.

35 postcode districts · 0 classified High or above · Average risk class: 1.2 / 5

Radon is a naturally occurring radioactive gas and the second largest cause of lung cancer in the UK. Risk varies significantly by location — the areas below show how Suffolk compares. Most districts in Suffolk are at low to moderate risk, though testing is always worthwhile for peace of mind.

All Districts in Suffolk

District Risk Level % Homes
IP2 Moderate 1–3%
IP27 Moderate 1–3%
IP3 Moderate 1–3%
IP4 Moderate 1–3%
IP5 Moderate 1–3%
IP9 Moderate 1–3%
CB8 Low <1%
CB9 Low <1%
CO10 Low <1%
IP1 Low <1%
IP10 Low <1%
IP11 Low <1%
IP12 Low <1%
IP13 Low <1%
IP14 Low <1%
IP15 Low <1%
IP16 Low <1%
IP17 Low <1%
IP18 Low <1%
IP19 Low <1%
IP21 Low <1%
IP23 Low <1%
IP28 Low <1%
IP29 Low <1%
IP30 Low <1%
IP31 Low <1%
IP32 Low <1%
IP33 Low <1%
IP6 Low <1%
IP7 Low <1%
IP8 Low <1%
NR32 Low <1%
NR33 Low <1%
NR34 Low <1%
NR35 Low <1%

Get a Radon Test for Suffolk

The only way to know your home's radon level is to test. Radon levels in Suffolk are classified as Low — a test takes 3 months and costs around £29.

We may earn a small commission from these links at no extra cost to you.