Officers were in Babbage Crescent just after 1.30am but are not treating the death as suspicious.
A police spokesman said: “Northamptonshire Police were called to the sudden death of a man in Babbage Crescent, Corby, just after 1.30am this morning.
“We are not treating his death as suspicious and will be preparing a report for the coroner.
“Our thoughts are with this man’s family and friends at this time.”