January 4, 2022 @ 8:00 am - 5:00 pm Last Day to Pay 2021 Taxes The last day to pay your Real Estate or Personal Property taxes is Monday, January 31st, 2022.
June 10, 2022 @ 7:30 pm - 10:30 pm Lake Martha Days Kickoff The Osseo Merchants will take on Plum City tonight at 7:30 for the Lake Martha Days kickoff.