Everything You Need to Know About Septic Systems & ADU Costs
Thinking about building an ADU (Accessory Dwelling Unit)? π‘ In this video, the BuildX team breaks down everything you need to know about septic systems, pricing, ownership, and size limits before starting your project.
Topics Covered:
β’ Who legally owns the ADU when itβs built on family property
β’ How septic systems impact your design and cost
β’ Title 5 requirements and tank upgrade options
β’ How lot size and bedroom count affect eligibility
β’ Average ADU pricing: from $250K to $400K+
β’ Why family planning and proper legal steps matter
Thinking about an ADU for a parent, child, or loved one?
See how we make it happen – with BuildX.
π Want to see an ADU in person?
Join us at our ADU Home Tour!
Every Saturday & Sunday | 11AM-1PM
π Subscribe to follow every project @BuildX_USA
π Book your free property assessment at BuildX.com/Free-Consultation
Just Build Baby!
Disclaimer: Every effort has been made to accurately convey Buz Artiano's answers based on live interviews and podcast episodes as of their original recording dates. However, pricing, timelines, materials, regulations, and other details may change over time. Please call our offices at (781) 627-7000 or schedule a Project Clarity Call before making any final decisions based on the information in this article.
Meet the builder

Buz Artiano
"My name is Buz Artiano, owner of BuildX. At BuildX we're more than a home builder. While building is what we do, the relationships that are created in the process are what drives our passion to transform your dream into a reality. That is why we strive to give a first-class experience to our clients by listening to their vision and then building their trust with a custom home design that matches their taste and lifestyle."