ADU (Accessory Dwelling Unit) Cost in Fort Smith, AR (2026)
A ADU remodel in Fort Smith typically costs between $51,000 and $255,000, with most homeowners spending around $110,500. Here's the local breakdown and what drives it.
Where the money goes
Typical split of a $110,500 ADU remodel in Fort Smith.
What affects your Fort Smith price
FAQ
How much does a ADU remodel cost in Fort Smith?
In Fort Smith, Arkansas, a ADU remodel typically runs $51,000 to $255,000 in 2026, with most projects near $110,500. Local labor and material costs put Fort Smith at about 85% of the US average.
What's included in that price?
A detached or attached secondary unit — foundation to finishes, plus utilities and permits.
Why is Fort Smith different from the national average?
Construction labor rates, permit fees, and material delivery costs vary by metro. Fort Smith's cost index is 0.85× the US baseline, which we apply to national ADU ranges.
How do I get an exact number for my project?
Use the free Reno estimate tool — describe your project (or upload a photo) and get a line-item estimate tied to your ZIP code, then share it with vetted local contractors.
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ADU (Accessory Dwelling Unit) cost in other cities
Other remodels in Fort Smith
Ranges are 2026 market estimates based on national ADU costs adjusted by Fort Smith's local construction cost index. Your actual cost depends on scope, finishes, and contractor. Get a project-specific estimate above.