The County of Winnebago property tax records are now available on-line. The information provided is a courtesy and convenience to the citizens of Winnebago County. The data is not intended to be construed as an official record. If you require certifiable accurate tax information, please visit the Winnebago County Treasurer's office at 415 Jackson Street, Oshkosh, WI. The property information made available on-line is a copy of the official tax record database and may not contain the most recent changes to official tax records. The information on-line is updated on a weekly basis every Monday. The Property information can be searched by parcel number, tax payer name or property address.

To search property tax records and information, click here.