The second installment of your 2016 Real Estate Property taxes are due by July 31st, 2107. Payments should be mailed to: Trempealeau County Treasurer, P O Box 67, Whitehall, WI 54773. Please include the stub that was provided with your original tax statement and write your parcel(s) number in the memo field of your check. If you have any questions regarding your tax payments, feel free to contact your local treasurer – BLYANN JOHNSON (715) 597-2207.