Oconto County Web Portal

This web portal does not support multiple search windows simultaneously. Using multiple windows may result in inaccurate information being displayed.

TAX WEBPORTAL INSTRUCTIONS - please log into WWW.CO.OCONTO.WI.US --- click on the upper right corner on the "HOW DO I" section - click on TAX WEB PORTAL INSTRUCTION INFORMATION. Oconto County Land Information Systems provides online access to Oconto County geographic and land information. This information is to be used for reference purposes only. Oconto County makes every effort to produce and publish the most current and accurate information possible. No warranties, expressed or implied, are provided for the data provided, its use, or its interpretation. Oconto County does not guarantee the accuracy of the material contained herein and is not responsible for any misuse or misrepresentation of this information or its derivatives. Oconto County parcel maps are for tax and real property listing purposes only and do NOT represent a survey. The tax parcel maps are compiled from official records, including survey plats and deeds, but only contain the information required for Oconto County business. You should always use the original recorded documents for legal or survey information. If you have obtained Oconto County information from a source other than the County, be aware that electronic data can be altered subsequent to original publication or distribution. Data can also become out of date. It is recommended that you carefully consider the accuracy and content of any electronic data, and that you contact the originator of the data or information with any questions regarding appropriate use. Always refer to original documents. Use of this site also constitutes acceptance of the Oconto County Disclaimer for Internet Services,(Policy for Web Site User’s). The user expressly agrees that the use of the County web site is at the user’s sole risk. The County does not warrant that the service will be uninterrupted or error free. For Tax Information, please contact the County Treasurer at (920) 834-6813. DELINQUENT TAXES AND 2ND INSTALLMENT COLLECTIONS: Tax payments can be made online for delinquent tax years anytime during the year. CURRENT YEAR TAX BILL: For the current year tax bill you need to pay that bill to your local municipal treasurer by January 31st. Please contact them if you would like to pay by credit card. PERSONAL PROPERTY TAX BILL: Personal Property Tax Payments are not kept up to date on this sight. If you would like to obtain personal property tax payment information, please contact your Municipal Treasurer. Please contact us if you have questions about this web site, or to report any errors or omissions: Oconto County Treasurer 301 Washington St Oconto WI 54153 Email: tre@co.oconto.wi.us Oconto County Land Information Systems Attention: LIS Administrator 301 Washington St Oconto WI 54153 Email: lis@co.oconto.wi.us