In 2023, an avalanche of out-of-state money drove home values through the roof. When the dust settled, roughly $270 million in property-tax burden had shifted onto regular Montana homeowners. A three-bedroom house in Billings was suddenly carrying a heavier relative load than the $30 million dollar mansions in the Yellowstone Club.

The seasonal jet-setting owners of these mansions take full advantage of our plowed roads, search and rescue operations, fire services, and hospitals while avoiding the Montana income taxes that pay for them. At the same time, huge corporations with out-of-state headquarters like BNSF, NorthWestern Energy, and the Billings’ refineries saw their property taxes drop by millions.

The 2025 Legislature fixed it.

More than 375,000 Montana households—nearly 90 perce

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