East Sussex Fire and Rescue Service (ESFRS) said it was called to the blaze in Shinewater Park by Larkspur Drive at 5.08pm.
A Land Rover fire service vehicle was called to help with the incident along with at least four firefighters from the service, according to an eye-witness.
The fire service added: “We used wildfire beaters and flexi packs to put the fire out.”
ESFRS said it believes the blaze in Upperton Road was deliberate.
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1. Fire in Shinewater Park, Eastbourne
Fire in Shinewater Park, Eastbourne Photo: Sussex News and Pictures

2. Fire in Shinewater Park, Eastbourne
Fire in Shinewater Park, Eastbourne Photo: Sussex News and Pictures

3. Fire in Shinewater Park, Eastbourne
Fire in Shinewater Park, Eastbourne Photo: Sussex News and Pictures

4. Fire in Shinewater Park, Eastbourne
Fire in Shinewater Park, Eastbourne Photo: Sussex News and Pictures
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