Ottawa County

Ottawa County Auditor's Office

Auditor Portrait
Address:315 Madison Street, Room 202
Port Clinton, OH 43452
Real Estate: (419) 734-6740 or
1-800-788-8803 Ext. 6740
Fax: (419) 734-6592
Hours: Mon-Fri, 8:00AM-4:30PM


The Ottawa County Auditor, Lawrence Hartlaub, in conjunction with the County Engineer, Ronald Lajti, and the Sanitary Engineering Department are requesting profession services for our Shared GIS Expansion Feasibility Study project. Click here for the Request for Proposal document.

Click here for the first Addenda, and here for the second Addenda/ Final Response to the Requests for Clarification.

Please click here to get the sign-in sheet from the pre-proposal meeting and here for the questions and responses discussed at the meeting.

2016 taxes are now posted. To review, please refer to the parcel information or the Ottawa County Treasurer's website here

The DTE1 Board of Revision document is now available on the Forms Page

Ottawa County GIS has made the GIS data available for download. For available layers, please click here.

Access to Property Record Cards require Adobe Acrobat Reader. Click the Adobe icon below to download.

Ottawa County

Thank you for visiting the Ottawa County Auditor Online! To begin using the system, click on the Searches link above, or simply use the QuickSearch feature at the top of the page. First time users can access the Online Auditor Help at any time by clicking the Help link above. Before using AccuGlobe Internet Edition, please review our browser compatibility information in the help pages.

Disclaimer: Ottawa County, Ohio Data is property of Ottawa County, Ohio. This data has been derived from public records that are constantly undergoing change and is not warranted for content or accuracy. Ottawa County cannot be held liable for errors or omissions in the datas.

Ottawa County Website Homepage

Links to surrounding county Auditor websites:

GIS parcel shapefile last updated 3/29/2017 3:20:10 AM.
CAMA database last updated 3/28/2017 10:12:14 PM.