Lake County, Montana

Treasurer
Property Taxes
Pay your County Taxes online: A convenience fee will be charged by Lake County for each tax receipt paid with a credit card in accordance with Montana Codes Annotated 7-6-617. This fee will be charged anytime a credit card is used when paying in person, by phone or online.

Due dates for property taxes: All Dates are Subject to Change
Real Estate Taxes November 30th and May 31st
Mobile Home Taxes May 31st and November 30th
Business Taxes July 31st



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