Zoning · Montana
Zoning in Montana
Zoning (Municipal planning departments) data for ZIP codes in Montana. Pick a ZIP below to dive into the zoning summary.
Last verified 2026-09-24 · methodology
What lands here
Not on zipradar yet. The plan is the ZIP's main zoning classes in plain English. Until then, the city planning department's official map is the source.
Source & refresh
Municipal planning departments. Refreshed annual plus ad-hoc rezonings. Primary source →
Montana top concern
Radon Zone 1, wildfire
Montana is uniformly Zone 1 radon. Wildfire risk concentrates in the western mountains; the 2017 + 2021 + 2024 seasons all set records. EPA SDWIS shows compliance disparity between Helena/Missoula/Billings and small rural systems.
See Montana state page for the full state-level rollup across all 12 dimensions.
Read more on zoning
Editorial deep-dives explaining the source data, its limits, and how to read it.
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Plain-English guide to property tax millage rates, assessment ratios, and homestead exemptions. How county assessors compute your annual property tax bill.
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Every US state offers a homestead exemption that reduces property tax for owner-occupied homes. State-by-state amounts and how to file.