The incident took place Friday evening at Nagla Rahi village in the district under the Charthawal police station limits, they said.
According to Circle Officer Mohd. Rizwan, the accused, identified as Usman, shot the victim, Rahisa, inside her home over a land dispute.
Read | Pulwama attack: Pakistan links are evident says India
The victim died at the spot, Rizwan said, adding that a case was registered and police were searching for the accused.
With inputs from PTI