A free site visit, a check of what your lot allows and a written, line-item price.
Get your free estimateADU Company in North Hollywood, CA
An ADU in North Hollywood is usually a backyard unit built on one of the neighborhood’s modest 1920s to 1950s lots, where setback rules, fire-rating requirements, and the half-mile transit rule around Metro B Line stations shape what can be built and where. We’re Seedling ADU Builders, and we approach every project here the same way: a written price before any work starts, a crew that protects your home while they’re in it, and a 365-Day Done Right Promise on the finished build. If you’re weighing a backyard ADU, a garage conversion, or a home addition in North Hollywood, call (213) 449-7136 and we’ll walk you through what’s realistic for your lot.
Why North Hollywood Homes Are Different
North Hollywood’s housing stock runs heavily toward bungalows and ranch homes built between the 1920s and 1950s, and most of them sit on 5,000 to 7,500 square foot lots with detached garages off the rear alley. The old shallow foundations and narrow lot dimensions mean an ADU often goes over or in place of the garage, which brings two things into play: careful setback calculations and one-hour fire-rated wall construction where the new unit faces a property line. North Hollywood sits in a designated Very High Fire Hazard Severity Zone, so that fire-rating detail catches a lot of first-time builders off guard. It’s a code requirement we plan for from the first site visit, not a surprise we spring on you mid-permit.
The other big North Hollywood factor is the Metro B Line. California ADU law waives the parking requirement for units within a half-mile of the stations, and NoHo’s flat terrain makes those walkable, rentable backyard units genuinely practical. The summers run hot and dry, so cool-roof materials and high-efficiency mini-split HVAC aren’t optional upgrades here, they’re what keeps a 400 square foot ADU livable when the Valley pushes past 100°F. The flat, well-drained lots also mean slab-on-grade foundations work well, which keeps costs more predictable than in hillside neighborhoods.
Our Main North Hollywood Services
Three types of projects come up most in North Hollywood, and each has its own page with local pricing and specifics.
Home Addition Contractor in North Hollywood
A home addition in North Hollywood often means extending a 1940s bungalow outward or upward while the family stays in the house. The older framing and shallow foundations on these lots require careful tie-in work, and we sequence the job so bedrooms and kitchens stay usable as long as possible. Our crew runs shoe covers and drop cloths through every interior day, uses pet-safe products where there’s a choice, and sends you a clean-up photo before we leave. Home Addition Contractor in North Hollywood covers pricing, timelines, and what the permit process looks like for your street.
Garage Conversion Contractor in North Hollywood
North Hollywood’s alleys are full of detached garages, and converting one into a livable unit is frequently the fastest path to a rental or an in-law suite. The catch here is fire-rating: exterior walls facing the property line typically need one-hour rated assembly, and the old slab often needs leveling and moisture work before framing begins. We quote that work up front, in writing, before any tools are on site. Garage Conversion Contractor in North Hollywood has the full breakdown, including what a typical NoHo garage conversion costs.
ADU Builders in North Hollywood
Backyard ADUs in North Hollywood fall into two camps: prefab units from brands like Cover and Dvele, and stick-built custom units. The transit-adjacent lots near the B Line stations are some of the most ADU-friendly parcels in the entire Valley, and we handle the site work, foundation, utility connections, and fire-rated detailing regardless of which route you choose. ADU Builders in North Hollywood goes into lot-by-lot realities, brand comparisons, and honest pricing.
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 North Hollywood
We work hands-on with prefab and modular ADU systems including Cover, Dvele, Mighty Buildings, and Boxabl. Homeowners can compare what each brand offers for a North Hollywood lot, and we handle delivery coordination, foundation prep, and final finishing. See our brands page for the full rundown.
Pricing for ADU Company in North Hollywood, CA
| Service | Typical range in North Hollywood |
|---|---|
| Detached backyard ADU (prefab, 400 – 600 sq ft) | $120,000 – $260,000 |
| Detached backyard ADU (stick-built, 400 – 600 sq ft) | $160,000 – $320,000 |
| Garage conversion to ADU (existing structure) | $100,000 – $220,000 |
| ADU above a new garage | $180,000 – $350,000 |
| ADU above an existing garage | $140,000 – $290,000 |
| Junior ADU (converted interior space) | $70,000 – $140,000 |
| Home addition (ground-level, 300 – 500 sq ft) | $130,000 – $300,000 |
| Home addition (second-story, 300 – 500 sq ft) | $180,000 – $420,000 |
What pushes a North Hollywood price toward the top of those ranges is usually one of three things: fire-rated exterior walls required by the Very High Fire Hazard Severity Zone designation, foundation work on an 80-year-old garage slab, or trenching for new utility lines across a long narrow lot. Whatever your number ends up being, you’ll see it in writing before we start, and it won’t change once crews arrive unless you change the scope.
Neighborhoods We Serve in North Hollywood
We work across the full North Hollywood area, including the streets around the NoHo Arts District, Valley Village, Toluca Woods, and the residential blocks east of Vineland and north of Burbank Boulevard. Most of our North Hollywood projects are within a 15-minute drive of our Los Angeles dispatch office, so site visits and permit runs happen around your schedule.
- NoHo Arts District
- Valley Village
- Toluca Woods
- West North Hollywood
- East North Hollywood
Service Area – Cities Near North Hollywood
Seedling also handles ADU, garage conversion, and home addition projects in the surrounding Valley and LA areas. If you’re in Studio City, CA, Sun Valley, CA, South Pasadena, CA, or Marina del Rey, CA, we’d be glad to take a look at your lot and give you the same written pricing we give North Hollywood homeowners.
Serving North Hollywood, CA - Our Local Coverage Area
We’re based in the North Hollywood 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 North Hollywood
Most North Hollywood projects move from first site visit to a written proposal within two weeks, and from there the timeline depends mostly on the city’s permit review. North Hollywood falls under LA city jurisdiction, so plan for several months of design and permitting before construction begins. Call (213) 449-7136 and we’ll give you a realistic schedule for your specific lot.
In many cases, yes. North Hollywood is in a Very High Fire Hazard Severity Zone, and exterior walls facing a property line typically need one-hour fire-rated construction. This is a code requirement we price into the quote from day one, not an add-on you find out about later.
Yes. Our Cedarwell Care Promise applies to every North Hollywood project: shoe covers and drop cloths inside the home, pet-safe products where there’s a choice, and a photo of the clean-up before the crew leaves each day. Ben Ortega holds every crew to that standard.
Call (213) 449-7136 to schedule your free estimate, and we’ll give you a written price for your North Hollywood ADU, garage conversion, or home addition.
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 North Hollywood Customers Say
"Junior ADU conversion inside the house. They were incredibly clean about it, plastic walls, floor protection, daily cleanup, all with a toddler in the home. Couldn't have asked for more care."
- Marcus Oyelaran"Good build on an in-law unit. It ran a bit past the estimate waiting on permits, which they explained. Throughout, the crew was neat and considerate of the family. Happy with it."
- Priscilla Nance"Built a backyard unit for us. For a months long project the crew kept the site remarkably tidy, swept daily, and were respectful of our neighbors and our dog. Beautiful result."
- Charlotte Vey
