⚡ Quick Answer for Aurora
ADUs — garage conversions, backyard cottages, in-law suites — always require permits. Many states have streamlined the process. Aurora is in the Denver metro and uses online permit applications. Snow load and wind requirements apply at this altitude. Aurora has grown rapidly and has an active building department. Permit fees are moderate.
$1,200Fee (Low End)
$5,000Fee (High End)
$2,500Typical Fee
VariesProcessing Time
Aurora Building Department
When Is a ADU Permit Required in Aurora?
A permit is typically required when:
- Converting a garage to living space
- Building a detached backyard cottage
- Adding a basement apartment
- Any separate dwelling unit on your property
When Is a Permit NOT Required?
- There are no exemptions for ADUs — all habitable units require permits
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ADU Permit Costs in Aurora
| Cost Factor | Details for Aurora |
|---|
| Typical permit fee range | $1,200–$5,000 |
| Most common fee | $2,500 |
| Cost tier | Near national average |
| Additional permits | Electrical, plumbing, or mechanical permits may be required separately |
| Plan review fee | May be charged separately for complex projects |
Contact Aurora Building Permits directly for current, exact fee schedules.
How to Get a ADU Permit in Aurora
- Check requirements — Visit Aurora Building Permits to confirm current requirements for your specific project.
- Prepare documents — Gather site plans, project drawings, and any required documentation.
- Submit your application — Most Aurora permits can be submitted online through the city portal.
- Pay the permit fee — Expect to pay $1,200–$5,000 for a typical adu permit in Aurora.
- Schedule inspections — Your permit will specify required inspection stages. Call to schedule after each phase.
- Get final approval — After all inspections pass, your work is on the official record and compliant.
Frequently Asked Questions
Do I need a adu permit in Aurora, CO?
ADUs — garage conversions, backyard cottages, in-law suites — always require permits. Many states have streamlined the process. In Aurora: Aurora is in the Denver metro and uses online permit applications. Snow load and wind requirements apply at this altitude. Aurora has grown rapidly and has an active building department. Permit fees are moderate.
How much does a adu permit cost in Aurora?
ADU permit fees in Aurora typically range from $1,200–$5,000, with most projects around $2,500. Contact Aurora Building Permits directly for exact current fees, as they can change year to year.
How do I apply for a adu permit in Aurora?
Apply through Aurora Building Permits at https://www.auroragov.org/business_and_development/building_permits. Most projects can be submitted online. You'll need project plans or drawings, property information, and payment for the permit fee.
What happens if I build without a permit in Aurora?
Building without a required permit in Aurora can result in fines, stop-work orders, required demolition, and complications when selling your home. Always verify requirements before starting any project.
Other Cities Near Aurora
Compare adu permit requirements in nearby cities:
Denver · Colorado Springs
Other Permit Types in Aurora
Need a different permit in Aurora?
Shed Permit · Deck Permit · Fence Permit · Roof Permit · HVAC Permit · Electrical Permit · Plumbing Permit · Addition Permit
Need a Licensed Contractor Who Handles Permits?
Licensed local contractors know your city's permit requirements and handle the paperwork for you. Get free quotes in minutes.
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