Firefighters responded to a home on Collins Road in Stonington when flames broke out Thursday afternoon.
The fire department received an emergency call around 3 p.m. Thursday reporting heavy smoke and flames at 15 Collins Road.
Mutual aid was called in from surrounding towns and the first selectman urged residents to avoid the area.
No injuries were reported. Neighbors said the homeowners had just purchased the house that went up in flames.
A video shot by Amanda Burns shows flames coming from a large home.