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Custer County Montana

Welcome to the Official website for Custer County Montana

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Land Use

Zoning: Documents & Forms

  • Custer County Zoning Regulations
  • 2021 Zoning Fees Schedule
  • Site Plan Review Application
  • Zoning Site Application – Fillable
  • Sample Site Plan
  • Processing Zone Changes and Conditional Uses
  • How to Apply for a Conditional Use Permit (CUP)
  • What is a Conditional Use Permit?
  • Conditional Use Permit Application

Planning: Documents & Forms

  • Subdivision Regulations
  • DRAFT Montana Model Subdivision Regulations 2020
  • Montana’s Subdivision Surveying Laws & Regulations 19th Edition
  • Planning Fees 2022
  • Pre-Application Meeting Fillable Form
  • Pre-Application Meeting Download & Print Form
  • Application Form Guidance
  • Subdivision Review Fee Calculation Checklist

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Official Seal for Custer County, Montana
Since February 16, 1877

All County Departments

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Resources

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Recent Posts

  • Land Use
  • Public Hearing: July 16, 2025
  • Public Meeting
  • July 2025
  • Caprock Road 143
  • Mizpah Bridge

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Custer County, MT

We are the 10th largest county in the state of Montana.

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