The 60-year-old man was found in his northeast Houston apartment in the block of 4300 Crane around 7:45 p.m.
There was no word on a possible suspect or motive.
It appeared that the incident was not tied to a robbery, police said. No weapons were found inside the apartment.
If you have any information, you are urged to call HPD or Crime Stoppers at 713-222-TIPS (8477) or you can submit your tip online.