







A free site visit, a check of what your lot allows and a written, line-item price.
Get your free estimateADU Company in Canoga Park, CA
Fielding ADU Builders handles accessory dwelling units, garage conversions, and room additions across Canoga Park, CA. Most of the work here happens on lots platted in the 1940s and 1950s, which brings a specific set of conditions: long narrow parcels, detached garages set at the rear property line, and soil that shifts enough to matter for foundation work. The heat is the other factor. A Canoga Park ADU has to hold up to triple-digit summer afternoons, so insulation, roof assembly, and HVAC sizing get more attention here than they would in a coastal zip code. Call (361) 315-4177 for a written price before any work starts.
Why Canoga Park Homes Are Different

Canoga Park sits in the western San Fernando Valley, where the summer heat is relentless and the housing stock is older than what you find in the newer master-planned communities to the north. Most single-family homes here were built between the late 1940s and early 1960s. That means pier-and-beam foundations, stucco over wood framing, and electrical panels that are frequently undersized for a modern ADU. A detached garage built in 1952 was not designed to become living space, and the conversion almost always requires a new slab, upgraded power from the main panel, and re-framing to meet current seismic code.
The lot geometry matters too. Many Canoga Park parcels are 50 feet wide or narrower, with the garage pushed to the rear property line off a long driveway. That shape actually works well for a backyard ADU, since the structure can run parallel to the side lot line without eating the whole yard. But setback rules have to be respected, and some lots need a setback variance, which is the city’s written permission to build closer to the property line than the standard rule allows. We handle that paperwork as part of the permit package.
Canoga Park also sits within the Los Angeles city limits, so the permitting authority is LA Department of Building and Safety. Plan checks take what they take, and the city’s ADU ordinance is favorable to homeowners, but the process still requires drawings that are actually correct the first time. Resubmissions are where schedules go to die. That is exactly the part we control.
Our Main Canoga Park Services
Canoga Park homeowners call us about three jobs more than anything else: adding square footage to the existing house, converting the detached garage into rentable or in-law living space, and building a new backyard ADU from the ground up. Each service has its own Canoga Park page with pricing and process detail.
Room Addition Contractor in Canoga Park
A room addition in Canoga Park usually means extending off the back of a 1950s ranch or building up over an existing single story. The structural work has to account for the original framing, which is often undersized by today’s code, and the roofline has to tie in cleanly enough that the addition does not look bolted on. We handle the plans, the permits, and the full build, with the price fixed in writing before demolition starts. Room Addition Contractor in Canoga Park.

Garage Conversion Contractor in Canoga Park
A garage conversion in Canoga Park typically means turning a detached rear garage into a studio apartment, home office, or in-law suite. The existing slab is usually too thin and uninsulated, the walls have no shear strength for seismic loads, and the roof structure was never meant to carry drywall and insulation. We replace what needs replacing, run new electrical from the main panel, and bring the whole structure up to current code. Garage Conversion Contractor in Canoga Park.

ADU Builders in Canoga Park
A backyard ADU in Canoga Park is often the cleanest way to add a rental unit or a place for aging parents without touching the main house. We build conventional wood-framed units as well as prefab and modular ADUs from Abodu and Dvele, which can shorten the on-site build time considerably on a tight Canoga Park lot. Every ADU gets a written price before permit drawings are finalized, and every one carries our full-year written guarantee. ADU Builders in Canoga Park.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Canoga Park
We install and finish ADU platforms from Abodu, Dvele, and Cover, and we work with James Hardie siding on conventional builds. Parts and finish materials for these systems are stocked through our Los Angeles supply network, so Canoga Park projects don’t stall waiting on a shipment. See our brands for the full list of platforms we support.
Pricing for ADU Company in Canoga Park, CA
| Service | Typical range in Canoga Park |
|---|---|
| Detached ADU (1 bed, 1 bath, ~500 – 600 sq ft) | $185,000 – $260,000 |
| Attached ADU (junior ADU conversion) | $110,000 – $160,000 |
| Garage conversion to ADU (full finish) | $95,000 – $140,000 |
| Garage conversion to living space (no kitchen) | $60,000 – $90,000 |
| Room addition (single room, ~300 – 400 sq ft) | $100,000 – $150,000 |
| Room addition (primary suite with bath) | $145,000 – $210,000 |
| Site prep and foundation work (per project) | $18,000 – $35,000 |
| Permit drawings and submittal set | $6,500 – $12,000 |
What pushes the price up in Canoga Park is usually the existing condition: 1950s electrical panels that need a service upgrade, slab foundations too thin to reuse, and rear-lot access that forces us to pump concrete or hand-carry materials. The price you approve on day one is the number on the final invoice. Permit fees, plan check, and city inspection charges are line items, shown separately and held to actual cost.
Every Canoga Park project receives a written price before any work starts. That is the Garrison Code: show up in the window, price in writing, by the book, leave it clean, stand behind it for a year.
Neighborhoods We Serve in Canoga Park
We take on projects across the full Canoga Park footprint, from the streets east of Topanga Canyon Boulevard over to the Northridge and Reseda boundaries, and from Sherman Way south toward Victory Boulevard. Response time for a site visit and written estimate is typically a few business days once we’ve reviewed the property details.
- Old Canoga Park (east of Topanga Canyon Blvd)
- West Canoga Park (west of Topanga Canyon Blvd)
- Warner Center adjacent neighborhoods
- Areas north of Sherman Way toward the Chatsworth line
Service Area – Cities Near Canoga Park
We also take on ADU, garage conversion, and room addition work in the communities around Canoga Park. If your property is in West Hills, CA, Woodland Hills, CA, Reseda, CA, or Northridge, CA, the same written-price rule applies. Dispatch and scheduling are coordinated from our Los Angeles office, and crews serve Canoga Park locally.
Serving Canoga Park, CA - Our Local Coverage Area
We’re based in the Canoga Park area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About ADU Company in Canoga Park

We schedule site visits in Canoga Park within a few business days of the first call. A live person answers (361) 315-4177 around the clock, so you can get on the schedule without leaving a voicemail. From site visit to written estimate usually runs about a week, depending on the complexity of the lot and the scope.
Yes. Canoga Park falls under LA Department of Building and Safety, so every ADU, garage conversion, and room addition needs a building permit, and most need plan check. We prepare the drawings, submit them, and pull the permits. Work without permits becomes a title problem when you sell, so we don’t do it.
If your property sits in a homeowners association, we’ll review the HOA’s architectural guidelines before finalizing plans. That includes any design standards for exterior finish, height, or setbacks. The city permit and the HOA approval are separate tracks, and we manage both so the schedule doesn’t stall on a surprise review.
Call (361) 315-4177 to schedule a free estimate in Canoga Park. We put the price in writing before any work starts, and every project is covered by our 365-Day Done Right Promise.
What happens when you call
- 1A real person answersNo phone trees - talk to a local adu pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Canoga Park Customers Say
"Insulation, drywall, and finishes were all well done. Feels like part of the house."
- Pete O."Built a detached ADU behind our house. The builder is a veteran and runs the site like a platoon: schedule posted, crew on time, everything labeled. Finished within a few days of the date."
- Ken W."Room addition over the back patio. Framing is square, windows are tight, and the roofline matches."
- Danny L.



