Sherman Oaks, Los Angeles County

ADU / Guest House Cost in Sherman Oaks, CA

Sherman Oaks remodeling costs are nearthe California state average. Here's what a typical adu / guest house costs in Sherman Oaks in 2026, based on a 500 sqf project.

Budget
$131,250
$263/sqf
Mid-Range
$210,000
$420/sqf
High-End
$315,000
$630/sqf

Cost breakdown

Foundation & Framing
25%$52,500
Mechanical (HVAC, Plumbing, Electrical)
20%$42,000
Interior Finishes
20%$42,000
Exterior & Roofing
15%$31,500
Kitchen & Bath Fixtures
10%$21,000
Permits, Plans & Engineering
10%$21,000

Breakdown based on mid-range estimate of $210,000

Typical Timeline
4-8 months
Permits Required

Building, electrical, plumbing, mechanical. May require plan check.

Remodeling in Sherman Oaks

Central Valley location with mix of mid-century homes and newer construction. Strong remodeling market driven by young families. More affordable than Westside but with similar quality expectations.

California allows ADUs on most residential lots since 2020. An ADU adds living space and rental income. Cities must approve or deny within 60 days of a complete application.

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Other projects in Sherman Oaks

Kitchen Remodel
$31,500 – $94,500
Bathroom Remodel
$15,750 – $50,400
Room Addition
$63,000 – $173,250
Roof Replacement
$13,125 – $39,375
Exterior Paint
$5,250 – $18,375
Whole House Remodel
$283,500 – $945,000

ADU / Guest House cost in other California cities

Palm Springs
$118,750 – $285,000 | Riverside County
Belmont
$156,250 – $375,000 | San Mateo County
Mill Valley
$162,500 – $390,000 | Marin County
Los Altos Hills
$175,000 – $420,000 | Santa Clara County
Ross
$175,000 – $420,000 | Marin County
Danville
$150,000 – $360,000 | Contra Costa County
Los Altos
$168,750 – $405,000 | Santa Clara County
Hayward
$131,250 – $315,000 | Alameda County

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