Madison County Airport Affected Area Information

• Airport Affected Area Regulations (PDF)
• Airport Affected Area Permit Form (PDF)
• Map of Twin Bridges Airport Affected Area (PDF)
• Map of Ennis Big Sky Airport Affected Area (PDF)

Subdivision Regulations - Effective June 1, 2015

• Amended Subdivision Review Fee Schedule Effective April 2, 2009 (PDF)
• Resolution 15-2006 (PDF) - Allow Limitation on Number of Subdivision Application
• Subdivision Regulations Amendments - Ordinance 2-2008 (PDF) - Amend the Madison County Subdivision Regulations, Appendix A, Definitions
• Subdivision Regulations (Updated 2018)
• Subdivision Regulations Amendments - Ordinance 1-2018 (PDF) - Amend the Madison County Subdivision Regulations, reflect statutory changes from 65th MT legislative session and housekeeping corrections.

Madison County Growth Policy

• Madison County Growth Policy - 2012 (PDF) 11-2013 Resolution (PDF)
• Madison County Housing Needs Assessment and Five Year Plan - 2006 (PDF)
• Madison County Past, Present and the Future - Growth Policy PowerPoint Presentation - 2006 (PDF)
• Madison County, Montana Community Wildfire Protection Plan (PDF)
• Madison Valley Growth Management Action Plan (PDF)
• Big Sky Parks and Open Space Plan (PDF)

Additional Resources

• Big Hole River Conservation Development (Ordinance 1-2004 (PDF))
• Ordinance 1-2009 (PDF) - Amended Subdivision Review Fee Schedule. Effective date: April 2, 2009
• Virginia City Growth Policy (PDF)