Residential Addition / Remodel Permit in Aurora, Colorado
Required for additions, structural alterations, remodels, and basement finishes to existing single-family homes in Aurora. Reviewed against the 2021 IRC with City of Aurora Amendments. Basement finishes are a distinct flat-rate permit type.
Verified 2026-06-30 · Source
When you need this permit
- Room additions, structural modifications, and basement finishes with framing/electrical/plumbing/mechanical work
- Plans must show scope, dimensions, structural details, and connection to existing structure
- Structural work must account for Aurora's 40 psf ground snow load, Seismic Design Category B, and applicable wind speed
- Applications submitted via Aurora4Biz.org or in person at the Permit Center
Required documents
- Req
Building Permit Application (Aurora4Biz.org)
Online application through the City of Aurora's permitting portal
- Req
Site Plan
Property lines, existing structures, proposed addition footprint, setbacks
- Req
Construction Drawings
Plans showing the addition/remodel scope including framing and MEP as applicable
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Basement Finish (flat rate) | $536.00 | City of Aurora 2026 Flat Rate Fee Permits (Form #A175, Revised 01/2026) |
| Fire Damage Repair (flat rate) | $536.00 | Form #A175 |
| Additions/structural remodels not covered by a flat-rate category | Per square foot using the applicable occupancy-group rate on the 2026 New Building Construction Fee Table, or via the Permit Fee Calculator | Form #A176 / Aurora Permit Fee Calculator — confirm at application; Aurora's published tables cover new construction and a defined flat-rate list, not every remodel scope explicitly |
Review timeline
~10–30 business days
Typical estimate — confirm current times with the Aurora building department
Inspection process
- 1
Foundation (if new footings)
Before concrete pour — footings below 36-inch frost depth
- 2
Framing
After framing complete, before insulation or wall cover
- 3
MEP Rough-In
Electrical, plumbing, mechanical rough-in before walls closed
- 4
Final
All work complete per approved plans
Tips
- Basement finishes are a flat-rate permit in Aurora ($536.00) — no per-square-foot calculation needed for that specific scope.
- For additions and structural remodels outside the flat-rate list, use Aurora's online Permit Fee Calculator or contact the Permit Center (303-739-7420) to get an accurate quote before applying.
- A demolition permit ($402 flat rate) is required first if an existing structure is being removed before building the new addition.
Frequently asked questions
- How much does a basement finish permit cost in Aurora?
- Basement finish is a flat-rate permit type in Aurora, costing $536.00 per the 2026 Flat Rate Fee Permits schedule (Form #A175). This is one of the city's 'predictable, simple, fair' flat-fee categories.
Sources & verification
Verified against official sources. Last reviewed 2026-06-30.
- City of Aurora Development Services Department — Building Division — official building department
- Permits — City of Aurora Building Division
- 2026 Flat Rate Fee Permits — City of Aurora (Form #A175, Revised 01/2026)
- Permit Fee Calculator — City of Aurora
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Aurora building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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