ADU Contractors
Dashboard

ADU Builders & Contractors in Lake Arrowhead, CA

Building an ADU in Lake Arrowhead? You'll find 45 licensed contractors in the area, ready to help. Lake Arrowhead's ADU market continues to grow as homeowners invest in additional living space, rental income, and multi-generational housing.

📊 ADU Quick Facts for Lake Arrowhead

Avg. Cost/sqft

$206-$381

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 45 ADU Contractors in Lake Arrowhead

🏗️
#1BLUE SKY CONSTRUCTION CO

Lake Arrowhead, CA

Blue Sky Construction CO — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (951) 236 3081
🏗️
#2SUSTAINABILITY CONSTRUCTION

Lake Arrowhead, CA

Sustainability Construction — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 18+ years experience.

View Profile📞 (909) 336 6575
🏗️
#3ACCENT J E H INC

Lake Arrowhead, CA

Accent J E H Inc — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 41+ years experience.

View Profile📞 (909) 379 9459
🏗️
#4HORAN CONSTRUCTION

Lake Arrowhead, CA

Horan Construction — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 21+ years experience.

View Profile📞 (951) 452 6474
🏗️
#5CAL BUILD CONSTRUCTION

Lake Arrowhead, CA

Cal Build Construction — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (951) 764 3958
🏗️
#6ALL FINISH CONST

Lake Arrowhead, CA

All Finish Const — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 31+ years experience.

View Profile📞 (909) 366 6804
🏗️
#7BUCHSER BRUCE R

Lake Arrowhead, CA

Buchser Bruce R — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 48+ years experience.

View Profile📞 (909) 723 4136
🏗️
#8RODARTE CONSTRUCTION

Lake Arrowhead, CA

Rodarte Construction — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 14+ years experience.

View Profile📞 (909) 213 2391
🏗️
#9210 CONSTRUCTION

Lake Arrowhead, CA

210 Construction — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 5+ years experience.

View Profile📞 (909) 436 0596
🏗️
#10TIMBERWOLF CONSTRUCTION

Lake Arrowhead, CA

Timberwolf Construction — licensed ADU contractor in Lake Arrowhead, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (909) 806 0923
View All 45 Contractors →

💰 How Much Does an ADU Cost in Lake Arrowhead?

Garage Conversion

$73,000 - $133,000

Converting existing garage to living space

Detached ADU

$156,000 - $331,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,097 - $5,097

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Lake Arrowhead

How much does it cost to build an ADU in Lake Arrowhead?▼
The average cost to build an ADU in Lake Arrowhead ranges from $156,000 to $331,000, or approximately $206 to $381 per square foot. Garage conversions typically cost $73,000 to $133,000.
How long does it take to get an ADU permit in Lake Arrowhead?▼
The ADU permit process in Lake Arrowhead 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 Lake Arrowhead?▼
In Lake Arrowhead, 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 Lake Arrowhead?▼
Lake Arrowhead 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 Lake Arrowhead?▼
No parking is required for ADUs in Lake Arrowhead 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 Lake Arrowhead?

Get free quotes from top-rated local contractors

Find Contractors Now
← View all contractors in California