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ADU Builders & Contractors in Rolling Hills Est, CA

Rolling Hills Est, CA is home to 1 ADU contractors ready to help. From initial permits to final inspection, these local professionals know Rolling Hills Est's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for Rolling Hills Est

Avg. Cost/sqft

$192-$367

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 1 ADU Contractors in Rolling Hills Est

🏗️
#1CISZEK BUILDERS

Rolling Hills Est, CA

Ciszek Builders — licensed ADU contractor in Rolling Hills Est, CA. Detached ADU construction. 39+ years experience.

View Profile📞 (310) 621 0536

💰 How Much Does an ADU Cost in Rolling Hills Est?

Garage Conversion

$66,000 - $126,000

Converting existing garage to living space

Detached ADU

$142,000 - $317,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,111 - $5,111

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Rolling Hills Est

How much does it cost to build an ADU in Rolling Hills Est?▼
The average cost to build an ADU in Rolling Hills Est ranges from $142,000 to $317,000, or approximately $192 to $367 per square foot. Garage conversions typically cost $66,000 to $126,000.
How long does it take to get an ADU permit in Rolling Hills Est?▼
The ADU permit process in Rolling Hills Est 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 Rolling Hills Est?▼
In Rolling Hills Est, 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 Rolling Hills Est?▼
Rolling Hills Est 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 Rolling Hills Est?▼
No parking is required for ADUs in Rolling Hills Est 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.

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