Prefab ADU Costs: $70K–$200K Total Project Range
Prefab accessory dwelling units provide a quicker and often more affordable option than site-built construction, with total costs spanning $70,000 to $200,000 and timelines of two to four months. These units adhere to standard building codes, necessitate professional utility hookups, and demand thorough site preparation. Proper permitting and planning ensure durable construction and strong return on investment.




















