Open Book & Board of Review Dates Set: Notice of Open Book and Board of Review Dates Notice to the Electors of the Town of Merrimac, Sauk County. The following dates have been set for the Open Book and Board of Review. Anyone with questions regarding their property assessment may contact Equity Appraisal, contact information below. Open Book: Tuesday, May 5th, 2026 from 3:00 p.m. to 5:00 p.m. Meeting to be held at Merrimac Town Hall, S6911 State Hwy 113, Merrimac, WI 53561. Board of Review: Thursday, May 21st, 2026 from 4:00 p.m. to 6:00p.m. Meeting to be held at Merrimac Town Hall, S6911 State Hwy 113, Merrimac, WI 53561. Assessor: Equity Appraisal Steve Mahlik Phone: (608) 826-0009