ADU Construction cost per square foot in Aurora
ADU Construction cost per square foot in Aurora, Colorado in 2026.
Low
$157,500
Average
$236,300
High
$315,000
Aurora crews quote about $265 – $525 per square foot.
Multiply local unit rates by your real measurements.
What drives adu construction prices in Aurora
Local labor, permitting and climate move Aurora prices away from the national average.
Labor market
Aurora prices just under the Denver core.
Permits
City permits apply to most exterior and structural work.
Climate
Severe hail seasons drive impact-rated roofing.
Aurora unit pricing by material
Ways to lower your Aurora price
- Use pre-approved ADU plans where your city offers them — saves months and design fees.
- Detach only if required; attached and conversion ADUs cost far less.
- Collect three written bids on an identical scope — spreads of 20–40% are normal.
- Book in the off-season and stay flexible on the start date to save 5–15%.
- Bundle nearby work into one mobilization so you only pay setup and travel once.
- Ask what the contractor would change to cut 10% without hurting durability.
Aurora questions
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