ADU Company in La Crescenta-Montrose, CA
Lodgewick ADU Builders is an ADU company serving La Crescenta-Montrose, CA, where accessory dwelling units, garage conversions, and home additions follow a different approval path than most of Los Angeles. Because this is unincorporated LA County, every permit routes through the County’s Department of Regional Planning rather than a city building department, and many parcels sit inside a Very High Fire Hazard Severity Zone. We put a written price in front of you before any work begins, and every project carries our 365-Day Done Right Promise in writing. Call (254) 602-5618 to talk through what’s possible on your lot.
Why La Crescenta-Montrose Homes Are Different
La Crescenta-Montrose is dominated by 1940s – 1960s post-war ranch homes and modest bungalows, most built when 100-amp electrical panels and galvanized supply lines were standard. That matters for an ADU: a detached unit with a kitchen and mini-split HVAC can outgrow the existing panel, and the panel upgrade becomes part of the real scope, not an optional add-on. The original sewer laterals on these lots are often due for replacement too, which is exactly the kind of thing that surfaces at permit review if nobody flagged it early.
The terrain adds another layer. Lots frequently slope toward the Verdugo Mountains foothills, and the community sits at the mouth of the Crescenta Valley against the San Gabriel Mountains. Santa Ana winds channel through this corridor, and the 2009 Station Fire burned directly above the area, leaving post-fire debris-flow hazard overlays on parcels north of Foothill Boulevard. County Building & Safety can require a licensed engineering geology report before issuing a grading permit for even a modest detached ADU on a sloped lot. That step catches homeowners off guard when they assume California’s streamlined ADU law removes all discretionary review. It doesn’t here.
Summer highs in La Crescenta-Montrose run 8 – 12°F above coastal LA, so HVAC sizing is a genuine code and comfort question. We size for the inland valley, not for Santa Monica, and that changes equipment selection and ducting. It’s part of what makes a La Crescenta-Montrose ADU different from one in a flatland LA neighborhood.
Our Main La Crescenta-Montrose Services
Most La Crescenta-Montrose homeowners call us about one of three things: adding square footage to the existing house, converting a detached one-car garage in the post-war footprint into a small unit, or building a freestanding ADU from the ground up. Each has its own page with local pricing and scope detail.
Home Addition Contractor in La Crescenta-Montrose
A home addition in La Crescenta-Montrose usually means adding a primary suite, expanding a kitchen, or pulling a family room out into the sloped rear yard. The structural work here often needs more foundation engineering than a flat-lot job, because the grade drops toward the Verdugo foothills. An existing 100-amp panel rarely carries the added load of new circuits and ducting, so panel and service upgrades are part of a realistic plan from day one. We frame, finish, and warranty the addition under the same written guarantee as every project. Home Addition Contractor in La Crescenta-Montrose
Garage Conversion Contractor in La Crescenta-Montrose
The detached one-car garages that came with 1940s – 1960s ranches in La Crescenta-Montrose are among the best garage-conversion ADU candidates in the county: they’re already structurally separate, they usually sit at the rear of the lot, and they don’t require new grading. That said, those garages were never insulated, their slabs may be below current flood or debris-flow thresholds, and their electrical service was meant for a single light and a door opener. A County-approved garage conversion here includes bringing the slab, insulation, and electric up to current code. Garage Conversion Contractor in La Crescenta-Montrose
ADU Builders in La Crescenta-Montrose
A freestanding detached ADU in La Crescenta-Montrose gives you a new unit in the rear yard, but it also puts you squarely inside the County’s fire-zone and debris-flow requirements. CAL FIRE’s Very High Fire Hazard Severity Zone designation means ignition-resistant siding, ember-resistant vents, and defensible-space clearance around the structure, and a lot north of Foothill Boulevard may need a geology report before grading is approved. We handle the full pathway: site assessment, permit set, construction, and the written 365-Day Done Right Promise. ADU Builders in La Crescenta-Montrose
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 La Crescenta-Montrose
We build with and install the brands homeowners ask about most in La Crescenta-Montrose, including James Hardie siding for fire-zone compliance, Abodu and Dvele prefab ADU structures, and Cover panelized systems where a sloped lot makes conventional framing slower. We stock common parts locally and can usually turn around brand-specific material orders faster than a generalist. Our brands page covers the full range of what we install and service.
Pricing for ADU Company in La Crescenta-Montrose, CA
| Service | Typical range in La Crescenta-Montrose |
|---|---|
| Detached ADU (up to 749 sq ft) | $175,000 – $275,000 |
| Detached ADU (1,000 sq ft) | $235,000 – $365,000 |
| Garage conversion ADU (400 – 500 sq ft) | $110,000 – $190,000 |
| Garage conversion ADU (interior remodel) | $60,000 – $120,000 |
| JADU / junior ADU | $80,000 – $155,000 |
| Prefab ADU (Abodu, Dvele, Cover) | $115,000 – $245,000 |
| Room addition (300 – 500 sq ft) | $85,000 – $165,000 |
| Primary suite addition | $130,000 – $255,000 |
| Kitchen addition | $95,000 – $185,000 |
| Electrical panel upgrade (200A) | $3,200 – $6,500 |
| Sewer lateral replacement | $6,000 – $14,000 |
| Fire hardening / ember-resistant vent retrofit | $2,800 – $7,500 |
What pushes cost up in La Crescenta-Montrose specifically: sloped-lot grading and foundation work, geology reports on post-Station Fire debris-flow parcels, fire-zone construction details, panel and sewer upgrades on 1940s – 1960s homes, and anything north of Foothill Boulevard that triggers the County’s hazard overlay review. Lodgewick gives you a written price before work begins, on every project, no exceptions.
Neighborhoods We Serve in La Crescenta-Montrose
We work across the unincorporated La Crescenta-Montrose footprint, including the foothill streets that back up to the Verdugo Mountains and the flatter blocks south of Foothill Boulevard. Response time for an estimate visit is typically within a few business days, scheduling around your availability.
- Montrose (north of Honolulu Avenue)
- La Crescenta foothills (above Foothill Boulevard)
- Skyland / Whiting Woods
- Briggs Terrace
- South La Crescenta (near Rosemont Avenue)
Service Area – Cities Near La Crescenta-Montrose
Lodgewick ADU Builders serves La Crescenta-Montrose and the surrounding region with the same written-price, written-guarantee approach. Our crews work throughout Los Angeles, CA, Long Beach, CA, Anaheim, CA, and Riverside, CA, with dispatch and scheduling coordinated from our Los Angeles office. Call (254) 602-5618 and a live person answers, 24/7.
Serving La Crescenta-Montrose, CA - Our Local Coverage Area
We’re based in the La Crescenta-Montrose 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 La Crescenta-Montrose
Yes. La Crescenta-Montrose is unincorporated Los Angeles County, so ADU permits route through LA County’s Department of Regional Planning and Building & Safety, not a city building department. We prepare the permit set and manage submittal and corrections. Call (254) 602-5618 to ask about your specific lot.
Much of the community sits in a CAL FIRE Very High Fire Hazard Severity Zone, which requires ignition-resistant siding, ember-resistant vents, and defensible space. These details affect material specs and cost, and we factor them into the written price before work starts.
Scheduling depends on current permit volume with LA County and your project type. Prefab ADUs from Abodu, Dvele, or Cover often move faster than conventional ground-up builds. We’ll give you a real window in writing when we price the job. Call (254) 602-5618 for a free estimate and timeline.
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 La Crescenta-Montrose Customers Say
"Built a backyard unit for my mother in law. They handled the permits, gave me a real timeline, and stuck to it within a few days. The written price is what we paid, which anyone who's done construction knows is rare."
- Dennis Fairchild"Garage conversion into a studio for our teenager. Honest about what was realistic and what wasn't, finished close to schedule, and cleaned up the site daily."
- Marcus Beaumont"I was nervous about adding on but they walked me through every step and every cost before we started. No surprise change orders halfway through like I'd heard horror stories about."
- Eleanor Pratt