Fence / Gate Permit Requirements in Great Falls, MT
Montana enforces the 2021 IRC statewide. Building Safety Division located in Civic Center, Room 112. Only 1 viable city in this metro; Malmstrom AFB area is not an independent municipality.
When you DON'T need a permit
Backyard fences 6 feet or under do not require a building permit.
Source: City of Great Falls / Montana Building Code / 2021 IRC
Front yard fences 4 feet or under do not require a building permit.
Source: City of Great Falls / Montana Building Code / 2021 IRC
When you DO need a permit
Fences over 6 feet require a building permit.
Estimated fee: $45 – $135
Typical timeline: About 1 week
Source: City of Great Falls / Montana Building Code / 2021 IRC
Masonry or concrete fences require a building permit regardless of height.
Estimated fee: $67 – $180
Typical timeline: About 2 weeks
Source: City of Great Falls / Montana Building Code / 2021 IRC
Pool barrier fencing must meet IRC/local pool safety code and requires a permit.
Estimated fee: $45 – $135
Typical timeline: About 1 week
Source: City of Great Falls / Montana Building Code / 2021 IRC
What Makes Great Falls Different
Here's how Great Falls's fence / gate rules stack up against the standard IRC baseline that most of the country follows.
Stricter Than the IRC
Great Falls drops the height feet threshold to 6 feet. The IRC allows up to 7 feet before requiring a permit.
Great Falls drops the height feet threshold to 4 feet. The IRC allows up to 7 feet before requiring a permit.
Fences over 6 feet require a building permit.
Masonry or concrete fences require a building permit regardless of height.
1 rule match the IRC baseline — no surprises there.
Fence / Gate Permit Costs: Great Falls vs. Nearby
Great Falls's fees are right in line with the Montana average — $45 – $180 versus $43 – $127 statewide.
| City | Estimated Fee |
|---|---|
| Great Falls | $45 – $180 |
| Billings | $50 – $150 |
| Billings | $75 – $200 |
| Billings | $50 – $150 |
Fees shown are estimates based on local building code data. Actual fees may vary based on project scope and valuation.
Zoning & HOA Considerations
Front-yard fences and fences above certain heights may require zoning approval. Many cities limit front-yard fence height to 3–4 feet. Check setback and height limits with your planning department.
If you live in an HOA community: hOAs frequently restrict fence materials, colors, heights, and styles — often more strictly than city code. Review your CC&Rs and submit to your Architectural Review Committee (ARC) before applying for a city permit.
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Frequently Asked Questions
Estimated permit fees for Fence / Gate projects in Great Falls, MT range from $45 – $135. Fees vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller Fence / Gate projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in Great Falls can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for Fence / Gate permits in Great Falls is About 1 week. More complex projects may take longer if plan review is required.
If you live in an HOA community, you may need architectural review approval in addition to a building permit. HOA rules and city building codes are separate — you may need to satisfy both. Review your CC&Rs and submit to your HOA's architectural review committee before starting work.
Learn More About Fence / Gate Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read Fence / Gate Guide →