Police and ambulance crews attended a property in Polperro, Cornwall, on Friday lunchtime after reports of concern for the welfare of two people.
The pair, thought to be husband and wife, were found dead at the property in the picturesque village, known as one of the prettiest in Cornwall.
A Devon and Cornwall Police spokesman said: "Police and ambulance crews attended the scene where a woman in her 40s and a man in his 50s were confirmed dead.
"Their next of kins have been informed. Police are not currently seeking anyone else in relation to this incident.
"A cordon remains in place and residents can expect to see officers in the area into the weekend."
The coroner has been notified and police are investigating the cause of deaths at the house in Langreek Road, Polperro.
Polperro is a large village and fishing harbour that draws thousands of tourists during the summer months.
