Accessory Dwelling Unit (ADU) Permit in Idaho
Compare accessory dwelling unit (adu) permit fees and requirements across the 4 Idaho cities we cover. Every fee links to the city’s official source.
HaydenKootenai County
$50.00
PocatelloBannock County
$23.50
Post FallsKootenai County
$96.83
Unincorporated Cassia CountyCassia County
Not published — contact the department
“Fee from” is the starting figure from each city’s published schedule — open a city for the full schedule, required documents, and source citations. Not legal advice.