The man, aged in his 30s, was found dead in an alley behind Eastwood Avenue, next to Layton Primary School, at around 8.30am on Monday (September 25).
The alley was cordoned off while CSI examined the scene and a forensics tent was set up.
Lancashire Police said the man’s death is currently being treated as ‘unexplained’ and an investigation is ongoing.
Officers remain at the scene today (Tuesday, September 26) and access to the alley at the bottom of Eastwood Avenue, close to the school, remains restricted.
A police spokesperson said: “We were called by the ambulance service at 9am today (Monday, September 25) to reports of a sudden death in an alleyway off Eastwood Avenue in Blackpool.
"Officers have attended and sadly found the body of a man in his 30s. Our thoughts are with his family at this distressing time.
“His death is currently being treated as unexplained, and our officers remain at the scene.
“If you have any information, please contact us on 101 quoting log 0301 of September 25, 2023.”