Retaining Wall Permit Requirements in Aurora, CO
Uses 2021 I-Codes with local amendments (Aurora Municipal Code Ch. 22). High altitude (5,471 ft) — HVAC derating required. Spans Arapahoe, Adams, and Douglas counties. Aurora4Biz portal for permits. Flat-rate permits available for simple jobs. Email: permitcounter@auroragov.org
When you DON'T need a permit
Retaining walls under 4 feet do not require a permit in Aurora, CO.
Source: Aurora Municipal Code Ch. 22 / 2021 I-Codes with local amendments
When you DO need a permit
Retaining walls 4+ feet require a permit in Aurora, CO.
Estimated fee: $135 – $540
Typical timeline: About 3 weeks
Source: Aurora Municipal Code Ch. 22 / 2021 I-Codes with local amendments
Retaining walls with surcharge require a permit in Aurora, CO.
Estimated fee: $135 – $540
Typical timeline: About 3 weeks
Source: Aurora Municipal Code Ch. 22 / 2021 I-Codes with local amendments
Retaining walls near property lines may require zoning setback review. Walls that significantly change the grade of a property may need additional zoning approval.
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Frequently Asked Questions
Estimated permit fees for Retaining Wall projects in Aurora, CO range from $135 – $540. Fees vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller Retaining Wall 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 Aurora 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 Retaining Wall permits in Aurora is About 3 weeks. More complex projects may take longer if plan review is required.
Learn More About Retaining Wall Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read Retaining Wall Guide →