Homes with in law suites — Berkeley, CA
Last updated: September 24, 2026
What affects the price
Building an ADU is a major project, and the final bill depends on a few key things. Site prep is a big factor; if your land is sloped or needs extensive utility connections, costs go up. The materials you choose—from siding to kitchen finishes—also change the math significantly. Whether you’re building a detached unit or converting an existing garage shifts the permit requirements and structural work needed. We provide exact pricing confirmed free on the call.
About this service
A home with an in-law suite includes a private, self-contained living area for family members, often attached to the main residence. If you want to keep aging parents or adult children close while maintaining everyone's privacy, this is the solution. We help you design these spaces to blend with your current home layout.
Frequently asked in Berkeley
What is the accessory dwelling unit construction cost in Berkeley?
What is the cost of an accessory dwelling unit in Berkeley?
Who is an ADU company in Berkeley?
What is involved in accessory dwelling unit construction in Berkeley?
How do I get an ADU permit in Berkeley?
What is accessory dwelling unit Massachusetts?
Accessory dwelling unit Massachusetts refers to ADU regulations and construction within that state. In Berkeley, California, the rules and processes are specific to this city and California. While the concept of an ADU is similar – a secondary housing unit on a lot – the legal frameworks, permit requirements, and building codes differ significantly between states like Massachusetts and California.
What ADU services are offered in Berkeley?
Also serving nearby: Richmond · Oakland · Daly City · Vallejo · Concord
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Berkeley — population 118,962; about 11,403 residents per square mile across 10.4 sq mi. ZIP codes covered include 94701, 94702, 94703, 94704, 94705, 94707, 94708, 94709.
Neighborhoods served in Berkeley: Gourmet Ghetto, North Berkeley, South Berkeley, West Berkeley, Ocean View — and every surrounding area.
Areas we serve
Browse by state, then city.