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Detached one-bedroom ADU in an Encino backyard with a covered porch beside a mature oak

ADU Builder · Encino, CA

ADU Builder in Encino

Detached ADUs, garage conversions and junior units on Encino's large lots, with design, LADBS permits, utility work and construction handled by one licensed builder.

Since 1984License #4391664.9/5 client ratingDesign, permits & construction

Encino is one of the better places in Los Angeles to add a backyard unit. Lots tend to be wide and deep, detached garages sit at the back of many properties, and the single-story ranch homes leave room around them. As an ADU builder in Encino, we help owners figure out which kind of unit fits their lot, their budget and how they plan to use it, whether that is a parent moving closer, an adult child, a home office or rental income.

Mr Build Co. has delivered more than 50 ADUs and has worked as a licensed design-build contractor since 1984 (California license #439166). We handle design, plans, engineering and permits through our partners, and we build to a fixed written scope.

ADU options on an Encino lot

Each type has a different cost profile and a different amount of construction in your yard.

TypeWhat it isWhere it fits in Encino
Detached ADUA new, separate buildingDeep backyards on flat lots; best privacy and resale appeal
Garage conversionThe existing garage becomes living spaceThe detached rear garages common on ranch-house lots
Attached ADUA new unit built onto the houseSide yards wide enough for an addition with its own entry
JADUUp to 500 square feet within the existing homeA bedroom wing that can be closed off with an exterior door

Many Encino lots can take more than one of these, such as a detached ADU plus a JADU. An attached unit shares a wall with the house and can cost less, while a detached one gives more privacy and fewer shared-noise issues. Our guide to garage conversion ADUs covers what an older garage usually needs.

Former two-car garage in Encino converted into a studio ADU with new windows and an entry door

Site issues specific to Encino

Pools, trees and the backyard layout

The backyard you want to build in often has a pool, a pool equipment pad and one or more large trees. A pool sets its own clearance for footings, and the equipment pad may need to move. Native oaks are protected in Los Angeles, and digging inside an oak's root zone can require an Urban Forestry permit and an arborist's plan. We map these before sketching the unit, because they decide where it can go.

Long utility runs

A detached unit at the back of a deep lot means long trenches for sewer, water, power and sometimes gas. The sewer line has to fall at the correct slope all the way to the main house's lateral; where it cannot, a pump may be needed. Our article on ADU utility connections explains the options.

Electrical service on older homes

Many original Encino services are too small for a second kitchen, a heat pump and an EV charger on top of the main house. A service upgrade with LADWP is common and has its own lead time.

Heat and comfort

A small building in full Valley sun heats up fast. We specify good insulation, a light-colored or cool roof, shaded windows and a ductless heat pump sized for the space, which keeps the unit comfortable and inexpensive to run.

Hillside parcels

South of Ventura Boulevard, slope, fire zone requirements and narrow streets can limit where and how an ADU is built. Some hillside lots still work well, often with the unit near the street or over an existing garage.

ADU permits in Encino

LADBS permits ADUs in Encino, applying California's ADU law and the city's local standards. State rules set the framework: ADUs are allowed on single-family lots, most detached units can sit 4 feet from side and rear lot lines, garage conversions generally do not trigger replacement parking, and lots near qualifying transit are exempt from ADU parking requirements. Qualifying projects receive ministerial approval, without a hearing.

LADBS also offers a Standard Plan Program of pre-reviewed ADU designs. It can save plan check time if one of the plans suits your lot. Rules change often, so confirm current standards with LADBS and the state's Department of Housing and Community Development. For the local process in detail, read our ADU permit guide for Los Angeles.

What drives ADU cost in Encino

  • Type and size of unit, and whether it is new construction or a conversion
  • Length and depth of utility trenches, and whether a sewer pump is needed
  • Electrical service upgrades and a separate meter, if you want one
  • Condition of an existing garage slab, walls and roof
  • Kitchen and bath finish level
  • Access for equipment and concrete trucks into the backyard
  • Tree protection, pool clearances and any hillside foundation work
Open kitchen and living area inside a new Encino ADU with a ductless heat pump on the wall

Timeline factors

Design and LADBS plan check come first, and a Standard Plan or a simple garage conversion moves faster than a custom two-story unit. Construction time depends on foundations, utility trenching and inspections, and utility service changes run on LADWP's schedule. A JADU inside the house is usually the quickest to finish.

Decide early how the unit will be used, because it changes the drawings. A unit for a parent may need a step-free entry, a curbless shower and wider doors. A rental benefits from a separate entry path, its own laundry and good sound separation from the main yard. Changing those choices after plan check means revisions and resubmittals, which cost time.

What Mr Build handles as your ADU builder in Encino

We take an Encino ADU from feasibility through move-in: site review, design, architectural plans, engineering, permits, utility coordination, foundations, framing, systems, finishes and final inspection. You work with one project manager and a fixed scope. It runs on our usual five steps, from a free site consultation through design and permits, selections and construction to a final walkthrough of the finished unit. If a bigger main house suits you better than a second unit, see our page on room additions in Encino, or start at our ADUs and additions overview.

Our process

How a project with Mr Build works

Five steps, one team and one point of contact from the first visit to the final walkthrough.

  1. Consultation

    We meet at your home, walk the space, and talk through goals, priorities and budget before anything is drawn.

  2. Design & Permits

    Plans, engineering and energy calculations are prepared and submitted, and we handle plan-check corrections with the city.

  3. Selections

    You choose finishes, fixtures and materials with our guidance, so long-lead items are ordered before they can hold up the schedule.

  4. Construction

    A dedicated project manager runs the trades, inspections and schedule, with regular updates so you always know what's next.

  5. Final Walkthrough

    We walk every room with you, finish the punch list, close out the permit, and hand over warranties and manuals.

Client reviews

What our clients say

★★★★★

“We worked with Mr Build to construct an ADU on our property. Their team guided us through the planning and construction process, stayed organized, and delivered a beautiful space that feels like part of the home.”

Amanda C.Tarzana, CA
★★★★★

“Mr Build transformed our outdated kitchen into a beautiful, functional space. The team was professional, organized, and kept us updated throughout the project. The finished kitchen exceeded our expectations.”

Jennifer L.Los Angeles, CA
★★★★★

“We hired Mr Build for our bathroom remodel and couldn't be happier with the results. They helped us improve the layout, choose great finishes, and completed everything with impressive attention to detail.”

David R.Encino, CA

FAQ

ADU Builder in Encino: common questions

Is my Encino lot big enough for a detached ADU?

Most flat Encino lots are, because state law lets a detached ADU sit as close as 4 feet from the side and rear lot lines and many lots here have deep backyards. The real limits are usually the pool, protected trees, the sewer route and access for construction. Hillside lots south of Ventura Boulevard need a closer look at slope, fire rules and driveway access.

Can I convert my detached garage into an ADU in Encino?

Usually, yes. Under state law the city generally cannot require replacement parking when a garage is converted to an ADU. The existing slab and walls often need work: a new insulated floor over the slab, a raised or new foundation section, footings for added walls, and an upgraded roof. We inspect the garage first, because a weak structure can make new construction the better value.

Who approves an ADU in Encino?

Encino is part of the City of Los Angeles, so LADBS reviews and permits ADUs, applying state ADU law and the city's local standards. Qualifying projects get ministerial review, meaning no public hearing. LADBS also runs a Standard Plan Program with pre-reviewed ADU designs that can shorten plan check for owners who choose one of them.

Will an ADU need its own electric meter or a bigger panel?

A separate meter is optional in most cases; many owners feed the ADU from a subpanel off the main house. The catch in Encino is that many 1950s and 60s homes still have small electrical services. Adding an ADU with its own kitchen, heat pump and water heater often means upgrading the main service with LADWP, which should be planned early.

Can I build a JADU inside my Encino house instead?

Yes. A junior ADU of up to 500 square feet is created within the existing home, often from a bedroom with an attached bath, plus an efficiency kitchen and its own exterior entrance. It is usually the lowest-cost option. State law requires owner occupancy of either the main house or the JADU, and a deed restriction is recorded.

From the blog

Helpful reading

Modern ADU behind a West Hollywood home with a car parked in the driveway

ADUs & AdditionsOctober 20, 2026

West Hollywood ADU Parking Rules: What You Need to Know

West Hollywood does not require off-street parking for an ADU, even when you convert the garage. The real decisions are about your own cars, your future tenant and the street outside.

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  • On-site visit with an experienced builder
  • Clear written scope and pricing
  • Design, engineering and permits handled for you

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