The incident took place in Bagidol village of Godhra taluka on the night of May 31, 90 kms from here, they said.
The victim, identified as Hetal Parmar was a mother to four daughters and her husband Jitendra alongwith the in-laws used to allegedly harass her for not giving birth to a son.
According to a complaint filed by the victim's family member Saidaben Chauhan, the accused fought frequently with the deceased over this issue.
Subsequently, he pushed Hetal into the well and she died after drowning, the complaint said.
Hetal belonged to Kantharai village of Thasra taluka in Kheda district. After marriage, she was staying with her husband at Bagidol village.
Jitendra, who is absconding since the incident has been booked for murder and searches are on to nab him, police added.