What is the maximum ADU size allowed in Ben Lomond?

Detached ADUs in Ben Lomond can be up to 1200 square feet.

ADU Builders & Contractors in Ben Lomond, CA

Q: How much does it cost to build an ADU in Ben Lomond?

The average cost ranges from $146,000 to $321,000, or $196-371 per square foot.

Q: How long does it take to get an ADU permit in Ben Lomond?

The permit process typically takes 60 to 120 weeks in Ben Lomond.

Building an ADU in Ben Lomond? You'll find 44 licensed contractors in the area, ready to help. Ben Lomond's ADU market continues to grow as homeowners invest in additional living space, rental income, and multi-generational housing.

📊 ADU Quick Facts for Ben Lomond

Avg. Cost/sqft

$196-$371

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 44 ADU Contractors in Ben Lomond

🏗️

#1RONALD LEGUILLON

Ben Lomond, CA

Ronald Leguillon — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction. 50+ years experience.

View Profile 📞 (831) 338 9744

🏗️

#2BELL BOB CONSTRUCTION

Ben Lomond, CA

Bell Bob Construction — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction. 21+ years experience.

View Profile 📞 (831) 419 3114

🏗️

#3EXPERIVENTURES INC

Ben Lomond, CA

Experiventures Inc — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction. 17+ years experience.

View Profile 📞 (650) 814 7873

🏗️

#4COMINI RYAN

Ben Lomond, CA

Comini Ryan — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction.

View Profile 📞 (831) 345 2548

🏗️

#5SPECIALIZED RENOVATIONS

Ben Lomond, CA

Specialized Renovations — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction. 6+ years experience.

View Profile 📞 (408) 639 8569

🏗️

#6RAINES CONSTRUCTION

Ben Lomond, CA

Raines Construction — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction. 16+ years experience.

View Profile 📞 (831) 252 2162

🏗️

#7SAUNDERS LAND SERVICE

Ben Lomond, CA

Saunders Land Service — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction. 26+ years experience.

View Profile 📞 (831) 239 5307

🏗️

#8SWINT CONSTRUCTION

Ben Lomond, CA

Swint Construction — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction. 29+ years experience.

View Profile 📞 (831) 239 3073

🏗️

#9SIGNATURE BUILDS

Ben Lomond, CA

Signature Builds — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction.

View Profile 📞 (831) 252 0377

🏗️

#10BUCKHOLDT TOM

Ben Lomond, CA

Buckholdt Tom — licensed ADU contractor in Ben Lomond, CA. Detached ADU construction. 43+ years experience.

View Profile 📞 (831) 336 3272

View All 44 Contractors →

💰 How Much Does an ADU Cost in Ben Lomond?

Garage Conversion

$68,000 - $128,000

Converting existing garage to living space

Detached ADU

$146,000 - $321,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,101 - $5,101

Plan check, permits, utility connections

* Costs vary based on size, finishes, site conditions, and contractor. Get quotes from multiple Ben Lomond contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Ben Lomond

How much does it cost to build an ADU in Ben Lomond?▼

The average cost to build an ADU in Ben Lomond ranges from $146,000 to $321,000, or approximately $196 to $371 per square foot. Garage conversions typically cost $68,000 to $128,000.

How long does it take to get an ADU permit in Ben Lomond?▼

The ADU permit process in Ben Lomond typically takes 60 to 120 weeks. California law requires cities to approve or deny ADU permits within 60 days of receiving a complete application.

What are the ADU size limits in Ben Lomond?▼

In Ben Lomond, detached ADUs can be up to 1200 square feet. Attached ADUs are limited to 50% of the primary dwelling or 1,200 sqft, whichever is less. Junior ADUs (JADUs) are limited to 500 sqft and must be within the existing home.

What is the setback requirement for ADUs in Ben Lomond?▼

Ben Lomond requires 4-foot setbacks from side property lines and 4-foot setbacks from rear property lines for new ADU construction. Converted structures (like existing garages) may maintain their current setbacks.

Do I need to provide parking for my ADU in Ben Lomond?▼

No parking is required for ADUs in Ben Lomond if your property is within half a mile of public transit, in a historic district, part of an existing multi-family building, or if the ADU is a garage conversion. Otherwise, one space may be required.

Also See ADU Contractors In

Los Angeles (3215)San Diego (2582)San Francisco (2170)Sacramento (1551)Riverside (925)Fresno (904)Anaheim (784)Irvine (760)

Ready to Build Your ADU in Ben Lomond?

Get free quotes from top-rated local contractors

Find Contractors Now

← View all contractors in California