Montgomery County Sheriff's Office deputies arrived at the 19200 block of Trails End Road just after 8:00 a.m.
The deputies made entry into the home and found the man, identified as James Blount, suffering from a gunshot wound. EMS arrived at the scene and pronounced him dead.
It is unclear whether the man lived alone or whether there were any signs or descriptions of a suspect.
The investigation remains ongoing.
Investigators say if anyone has information regarding the shooting, contact the Montgomery County Sheriff's Office at 936-538-5900.