Massachusetts ADU Plans – Permit-Ready Designs, Delivered Fast.
* Choose from pre-designed, code-compliant accessory dwelling units (ADUs) for Massachusetts. Ready for permitting after a quick site placement by a licensed surveyor.
Why Pay $15,000+ for Custom Architectural Drawings?
In Massachusetts, hiring an architect to design an ADU from scratch often costs $15,000 or more — and takes months.
We’ve streamlined the process: choose a pre-designed, Massachusetts code-compliant ADU plan for a fraction of the price, delivered in days.
Local Architect
$15,000.00 Months before completion
Our designers
$800.00 Instant download
our Custom designer
$3,100.00 14 Day Guarantee
Quick Pricing
tier 1
$800
Plans only
- Dowloadable plans
- 3 Minor Minor Changes “minor changes”: (e.g., window placement, door swing, small layout tweaks)
- In the dropdown tab include a Permit-Ready Set Upgrade: +$500 — include title block with their info, make it ready for building permit submission. If purchased we will send a downloadable set of plans with your information in the title block within 24 hours
- Drop down tab (Foundation changes, Full basement ($250), Crawl space(included), Slab floor ($250)
- Option to schedule one 20-minute Q&A call or email support (only if tier was purchased)
tier 2
$1,400
Plans + Cost Estimate
- Full cost analysis (materials + estimated subcontractor labor based on their Zip code)
- Note all costs and estimates are from local subcontractors and vendors in your specific area
- Include this sample estimate as a link so they can see how their estimate will look and with the included information
- Add an Option for a “budget feasibility call” (20–30 mins) (Free after purchase)
tier 3
$3,100
Full Custom Design
- Custom set of drawings tailored to your lot and restrictions
- Site-fit, zoning analysis, one round of revisions, foundation plan, roof plan, MEP rough layouts, 3D renderings
- On average “Full custom design” has a 2 week turnaround. Timeline estimate is based on a client by client basis
I thought building an ADU would take months of planning and thousands in design fees. With these plans, I had everything I needed in just days — and my permit was approved on the first try.
Sarah M., Newton, MA
I thought building an ADU would take months of planning and thousands in design fees. With these plans, I had everything I needed in just days — and my permit was approved on the first try.
Sarah M., Newton, MA
I thought building an ADU would take months of planning and thousands in design fees. With these plans, I had everything I needed in just days — and my permit was approved on the first try.
Sarah M., Newton, MA
I thought building an ADU would take months of planning and thousands in design fees. With these plans, I had everything I needed in just days — and my permit was approved on the first try.
Sarah M., Newton, MA
I thought building an ADU would take months of planning and thousands in design fees. With these plans, I had everything I needed in just days — and my permit was approved on the first try.
Sarah M., Newton, MA
I thought building an ADU would take months of planning and thousands in design fees. With these plans, I had everything I needed in just days — and my permit was approved on the first try.
Sarah M., Newton, MA
How it works
* Choose from pre-designed, code-compliant accessory dwelling units (ADUs) for Massachusetts. Ready for permitting after a quick site placement by a licensed surveyor.
01
Choose Your Plan
Instant download of a professionally designed, permit-ready ADU plan.
02
Site Placement
Instant download of a professionally designed, permit-ready ADU plan.
03
Submit for Permitting
Instant download of a professionally designed, permit-ready ADU plan.
Featured Plans
FREE
Get the Massachusetts ADU Starter Guide
* Choose from pre-designed, code-compliant accessory dwelling units (ADUs) for Massachusetts. Ready for permitting after a quick site placement by a licensed surveyor.