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The Utah Valley ADU Blueprint
Accessory dwelling units are the fastest way to turn an unfinished Utah Valley basement into rental income — but the rules change by city. This blueprint walks the zoning reality across Orem, Lehi, American Fork, Provo, and the rest of Utah County, so you know what is legal on your lot before you spend a dollar. Most homeowners who read this are comparing adu roi options around Utah County, UT, so what follows sticks to the details that change in practice.












Get your city's answer
ADU legality depends on your specific lot, zone, and city code. Get matched with Utah Valley basement pros who build legal ADUs and know each city's requirements — free, no obligation.