The deceased has been identified a coolie worker Annapoorna (32), wife of Fakeerayya (40).
The suspicion is that she might have been killed by her husband who is now absconding. The murder came to light on Wednesday morning.
The neighbours went to check when the door stay closed, and saw Annapoorna lying motionless.
Annapoorna had filed a complaint against her husband in Koppal police station, after which the couple shifted to Mangalore.
Stab marks were found on the neck and stomach of the deceased woman. The cause of the murder is not yet known.
ACP Ravi Kumar and other police officials arrived at the spot. Kavoor police have registered a case.