The accused, identified as Vicky Ramesh Bhoir (22), developed friendship with the girl, a resident of Chikhanghar village near Padgha in the district.
He raped her several times over the past ten months at an isolated place near Khadavali river while promising that he would marry her, assistant police inspector D Y Randive said.
However, recently the youth refused to keep his promise following which the girl lodged a complaint with police last evening, he said.
The girl has been sent for medical examination.