ADU & Garage Conversion

Detached Backyard ADU in Huntington Beach

A board-and-batten ADU built behind a 1960s single-story, with a covered porch and its own side-yard entry.

ADU & Garage Conversion in Huntington Beach
Final cost
$241,000
Duration
9 months, design to final inspection
Size
680 sq ft, 1 bed / 1 bath
Permits
City of Huntington Beach, permitted and inspected

SCOPE OF WORK

  • New slab foundation
  • One bedroom, one bath, kitchen and laundry
  • Covered porch and side-yard path
  • Separate sub-panel and water service
  • Mini-split HVAC and Title 24 compliance

WHAT WE RAN INTO

The only sewer path ran under an existing concrete patio the owners wanted to keep. We bored under the slab rather than cutting it, which saved the patio and a week of demolition.

THE RESULT

A permitted rental unit with the original backyard hardscape untouched.

Free Consultation

DISCUSS YOUR PROJECT WITH 1 SMART BUILD

Licensed, bonded and insured design-build general contractor serving Los Angeles County and Southern California. Tell us about your property and goals, and we'll walk you through feasibility, permitting and a clear plan.

1 (866) 419-8840
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