ADU Builders in Calabasas, California
With about 23,000 residents and housing costs that keep climbing, Calabasas homeowners are turning backyards into income. Our Calabasas ADU builders handle design, Los Angeles County-area permitting and construction under one contract, built for the mild Mediterranean climate with hot inland summers.
Typical cost
$173k–$403k
Permit time
4–8 weeks
Est. rent
$2,100+/mo
Population
23,000
Popular ADU types in Calabasas
Our most requested projects in Calabasas are attached ADUs and prefab and modular ADUs. Corner lots and alley-access lots in Calabasas are ideal for ADUs with their own street entrance and separate address.
Design-wise, Calabasas homeowners in the LA Basin tend to favor Spanish revival, mid-century modern and Craftsman details that match existing streetscapes.
Building an ADU in Los Angeles County
Every Calabasas ADU we build is engineered around local conditions — especially hillside grading, alley access and tight setbacks on older lots. We prepare complete plan sets so the city can approve within the state's 60-day review window, typically 4–8 weeks here.
At $2,100–$3,450 per month in rent, a new ADU in Calabasas can pay for itself in roughly 8.6 years.
Calabasas ADU FAQs
How much does it cost to build an ADU in Calabasas?
Most Calabasas ADUs we build land between $173k and $403k, depending on size, site work and finishes. Garage conversions sit at the low end; custom two-story units at the high end.
How long does ADU permitting take in Calabasas?
State law requires cities to act on complete ADU applications within 60 days. In practice, Calabasas permits typically take 4–8 weeks when plans are submitted complete — which is what our in-house drafting team focuses on.
What can I rent an ADU for in Calabasas?
Based on LA Basin rental trends, a new 1-bedroom ADU in Calabasas commonly rents for $2,100–$3,450 per month, putting typical payback around 8.6 years.
What are the biggest challenges for ADUs in Calabasas?
In Calabasas and the wider LA Basin, the issues we plan around most are hillside grading, alley access and tight setbacks on older lots. We review these during a free feasibility check before you commit.
Is attached ADUs a good option in Calabasas?
Yes — attached ADUs are among the most popular projects we build in Calabasas. Across Calabasas, we see strong demand for 1-bedroom units around 600 sq ft — the sweet spot for build cost versus rental income.
ADU builders near Calabasas
Get a free ADU feasibility check in Calabasas
Tell us about your lot. We'll review zoning, setbacks and utilities and send a ballpark budget — no obligation.