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2025 Market Revaluation: Town of Oregon properties will be reassessed in 2025. The State of Wisconsin Department of Revenue (DOR) maintains the Wisconsin Property Assessment Manual (WPAM) and all municipalies and their assessor must follow this manual and its requirements when valuing properties. The law mandates each municipality be within 10% of Market Value once every 5 years. The DOR has determined the town is at .6988 average assessment ratio. This revaluation will be a interim market update and similar to the one performed in 2021. Below are important dates, notices and contact information for Accurate Assessor: Town of Oregon contracts with Accurate Asessor. They can be reached here Accurate Assessor Phone: (920) 749-8098 info@accurateassessor.com 2025 Revaluation Notice Open Book Date August 11th TIMES To Be Determined Board of Review September 17th 12pm-2pm 2025 Guide for Property Owners Agricultural Assessments Wisconsin Department of Revenue Property Tax Website
