Policemen broke open the door of the Kings Road flat of the woman after her father informed the police that she was not attending to phone calls and a stench was coming from the flat.
They found the body, identified as that of Shikha Jha, bearing marks of a sharp weapon, the police said.
Her husband, Army jawan Lal Jha is posted in Mathura.
The body has been sent for postmortem.