ADU Construction Specialists in Hopkinton, MA
More Space, More Possibilities
Custom ADUs Built for Your Lifestyle

An Accessory Dwelling Unit (ADU) is a smart way to expand your home, whether you need a rental unit, guest house, or in-law suite. At Bay State Group Builders, we specialize in high-quality ADU construction in Hopkinton, MA, delivering customized solutions that match your home’s design and functionality needs.

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Flexible ADU Options for Every Home

Professional ADU Construction Services in Hopkinton

Trusted by Littleton Homeowners

Why Bay State Group Builders?

Expertise You Can Trust

With over 30 years of experience in custom home construction, our team brings a depth of knowledge and problem-solving expertise to every project.

Owner-led Commitment

Unlike larger firms where clients may feel like just another number, Baystate Group Builders takes a personalized approach. Our owner is personally involved in every project, ensuring your vision is understood and executed to perfection.

End-to-End Project Management

We manage every step of the construction process, from initial design to final walkthrough. This seamless approach means you don’t have to juggle multiple contractors or worry about miscommunications.

Timely, Cost-Effective

We respect your time and budget. With meticulous planning and a proactive approach to potential challenges, we ensure your project is completed on schedule and within budget—without sacrificing quality.

Your ADU in Four Simple Steps

How We Make ADU Construction Easy

Building a custom home is an exciting milestone. Our step-by-step process is designed to provide clarity, confidence, and seamless execution at every stage. From the first consultation to the final walkthrough, we prioritize meticulous planning, open communication, and outstanding craftsmanship to bring your dream home to life.

  • 1. Consultation

    Share your vision and goals with our team.

  • 2. Site Analysis

    Assess the location for optimal design and build.

  • 3. Design

    Collaborate on a personalized home design tailored to your needs.

  • 4. Permitting

    Navigate zoning and permits efficiently.

  • 5. Pre-Construction Meeting

    Align on timelines, materials, and expectations.

  • 6. Construction

    Watch your dream home take shape with expert craftsmanship.

  • 7. Inspection

    Ensure everything meets the highest quality standards.

  • 8. Final Walk-Through

    Review and approve the finished home.

  • 9. Delivery

    Step into your completed custom home.

Quality Craftsmanship in Every Project

Explore Our ADU Builds in Massachusetts

Let’s Build Your Perfect ADU

Start Your ADU Project Today

Thinking about an ADU in Hopkinton, MA? Bay State Group Builders is here to bring your vision to life. Contact us today to schedule a consultation and explore your options!

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