General Information
Foreclosure sales are held by the Lake County Sheriff's Office on Wednesdays at 10:00 a.m. on the first floor of the Lake County Courthouse.
If you would like to arrange a date for a foreclosure sale, please call the Lake County Sheriff’s Office at 605-256-7615.
Announcements
CUP/Variance Deadline 11/10
Tuesday, October 28, 2025
Complete applications due for the 12/2/25 meeting
Plat Deadline 11/3
Tuesday, October 21, 2025
Complete Plats due for the 11/18/25 meeting
Real Estate & Mobile Home Taxes - Second Half
Wednesday, October 1, 2025
Second half property taxes are due by October 31. Please bring your tax notices with you. Tax payments must be made for the exact amount only.
Tax payments may be sent to the Treasurer's Office at 200 E. Center St, Madison, SD 57042 and MUST be postmarked by October 31. Please send your tax stubs to ensure proper credit to the correct parcels of land.
Please note: Payments received or postmarked after October 31st will reflect a late fee and interest.
Application for Disabled Veteran Property Tax Exemption Due on 11/1
Wednesday, October 1, 2025
Application must be made and submitted to the Director of Equalization on or before November 1.