







A free site visit, a check of what your lot allows and a written, line-item price.
Get your free estimateFast, Reliable Garage Conversion Contractor Across Highland Park
Garage conversions in Highland Park typically run $85,000 to $160,000 before permit fees, depending on whether you’re converting an attached or detached garage and what the walls reveal once they’re opened. That’s the honest starting number most homeowners here need, because a 1920s bungalow garage rarely gives up its secrets cheaply. Our crews know York Boulevard, Figueroa Street, and the hillside streets above Avenue 50, and we price the work before the first hammer swings. Call Reed Calloway at (626) 657-5541 for a written line-item estimate.

Why Fielding ADU Pasadena Is Highland Park’s Preferred Garage Conversion Contractor Company

Fielding ADU Builders operates as part of the Garrison Partners family, building to The Garrison Standard since 2006. That standard is simple: written price before work starts, permitted work done by the book, and a full year of written guarantee on every job. Highland Park homeowners have dealt with contractors who disappeared after demo. We don’t run crews that way.
Every technician on your Highland Park property is background-checked and arrives in uniform. You know who’s on site, and a live person answers our phone at noon or midnight. That matters when a hillside retaining wall shifts or an inspector has a question about your shear wall. We serve Highland Park from our Los Angeles dispatch office, so scheduling and approvals don’t stall.
Reed Calloway leads the team and signs off on every garage conversion plan before it reaches the city. If something fails inside that first year, we come back and correct it at no charge. That guarantee is in writing, not in a sales pitch.
Garage Conversion to Living Space in Highland Park
Garage Conversion to Living Space in Highland Park means turning a structure built for a 1925 Ford into a room that meets current energy, seismic, and habitability codes. Most Highland Park garages were never insulated, never bolted to the foundation, and never wired for modern loads. Opening them up changes the scope, and that’s what we plan for.
The Inspection-First Standard
Before we write your final contract, we inspect what’s behind the garage walls: knob-and-tube wiring, undersized joists, dry rot along the sill plate. Then we write allowances into the contract so a discovered condition is priced before demo, not after. If a surprise does appear mid-job, it gets priced and approved by you in writing before we touch another stud.
Hillside Draining and Access
Many Highland Park garages sit on sloped pads above the street. If your lot falls under the Hillside Area ordinance, your conversion may need a retaining wall before the foundation work starts. We identify that on the first visit, not after the slab is poured.
Garage to Bedroom Conversion in Highland Park
Garage to Bedroom Conversion in Highland Park is one of the most common requests we field from homeowners adding space for an aging parent, a returning adult child, or a rental unit. A legal bedroom means egress windows, proper insulation, heating, and a closet, plus structural upgrades when the existing framing won’t carry the load.
Egress and Light in Tight Lots
Highland Park lots are narrow, so placing an egress window on a garage side wall often raises setback questions. We check the zoning rules, request any setback variance in writing, and submit it with the permit package. You get a bedroom that’s actually legal, not a converted storage room that won’t appraise.
Seismic and Foundation Work
Pre-1940s garages in Highland Park often sit on unreinforced concrete. To convert one to a bedroom, the structure needs bolting, possibly shear wall upgrades, and in some cases a new perimeter footing. The Garrison Code requires permits and inspections on every conversion. We don’t skip the seismic work to save a few thousand dollars, because the inspector will catch it, and the hills won’t forgive it.

Trusted Brands We Service in Highland Park
Fielding ADU Builders works with conventional construction and the prefab platforms Highland Park homeowners already research: Abodu, Cover, and Dvele. If you want a panelized bedroom delivered and assembled, we handle the site prep, foundation, and finish work. If you’re converting a 1930s garage and want it to match the Craftsman lines of the main house, we frame and finish conventionally with James Hardie siding. We stock common materials for Highland Park jobs, which keeps turnaround tight when an inspector wants a shear wall detail corrected mid-project. Call us and tell us what you’re considering; we’ll match the build method to your budget and lot.
Common Garage Conversion Contractor Problems We See in Highland Park Homes
- Lowball bid, then a “discovered condition” invoice after demo. A contractor quotes $60,000 without opening walls, then hits you for $25,000 in knob-and-tube rewire once the studs are bare. We price discovered conditions in writing before demolition, so the number doesn’t move at the door.
- Ignoring the Hillside Area ordinance. A builder pours a slab on a sloped garage pad without a retaining wall. First winter rain moves the hill and cracks the foundation. We check hillside rules on the permit package, not after the pour.
- Treating a 1930s garage like new construction. Skipping seismic bolting and shear wall upgrades saves money for a month. The inspector red-tags the project at final, and the homeowner pays twice. We build to seismic code from day one.
- Unpermitted “conversions” that can’t be sold or refied. Some homeowners finish a garage without pulling permits to save time. When they list the house, the square footage isn’t legal, and the deal collapses. Every Highland Park conversion we do is permitted, inspected, and documented.
Pricing for Garage Conversion Contractor in Highland Park, CA
An attached garage conversion in Highland Park runs $85,000 to $130,000 before permit fees. A detached conversion, especially on a hillside lot with retaining wall work, runs $110,000 to $160,000 or more. The spread comes from what’s inside your walls: a 1924 garage with original knob-and-tube and 2×4 rafters costs more to convert than a 1980s garage with modern framing. Permit fees in Highland Park add roughly $3,500 to $7,000 depending on scope and hillside review. Fielding ADU Builders hands you a written price before any work starts. What you approve on day one is what you pay, and the contract includes written allowances for the surprises this housing stock hides. Call (626) 657-5541 to schedule a free estimate with Reed Calloway.
We Also Serve Cities Near Highland Park
Our crews handle garage conversions in Pasadena, Burbank, Arcadia, and Pico Rivera, with the same inspection-first pricing and one-year written guarantee. If you’re just outside Highland Park and want to know how our Garage Conversion Contractor process works on your block, call us. We’ll tell you what the wall will reveal before we ask for a signature.
Serving Highland Park, CA - Our Local Coverage Area
We’re based in the Highland 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 Garage Conversion Contractor in Highland Park
Not every garage needs one, but many hillside lots in Highland Park do. If your garage pad sits on a slope steeper than the Hillside Area ordinance threshold, you’ll need a retaining wall or an engineered alternative before the foundation passes inspection. We check this on the first visit, and the cost goes into your written estimate, not a change order later. Call (626) 657-5541 and we’ll tell you what your lot requires.
Usually, yes. Highland Park’s pre-1940s bungalows often still have original knob-and-tube wiring hidden behind garage walls. Once a wall comes down, the wiring is exposed to inspection, and the city requires it be brought to current code, which commonly means a new 200-amp subpanel and a rewire of the converted space. We write this as an allowance in the contract, so it doesn’t arrive as a surprise invoice. For an exact number on your garage, call us for a free estimate.
The Hillside Area ordinance adds grading, drainage, and foundation requirements that a flat-lot conversion in Pasadena might not face. Setbacks, retaining walls, stormwater management, and access for inspections all come under review, and the permit review takes longer. We file Hillside Area paperwork as part of the permit package, and we don’t pour concrete until the city approves it. If you’re on a hillside, ask about this when you call (626) 657-5541.
Highland Park has hot, dry summers, and a garage with no shade and a west-facing wall will bake. We detail the envelope for passive cooling: R-21 or better wall insulation, attic ventilation, low-E windows, and a light-colored roof if the city allows it. On steep lots, we also look at cross-ventilation from the prevailing breeze. You may still want a mini-split for August, but the passive work cuts the load. We can price both options in the same estimate.
You can keep the original front facade, the wood roll-up door, or the Craftsman trim while adding the insulation, egress, and seismic upgrades behind it. Some homeowners in Highland Park keep the garage door as a decorative element and build an interior wall behind it. The structure needs to meet current code for a bedroom, which means the wall assembly and foundation get upgraded, but the street-facing look can stay. Tell Reed Calloway what you want to preserve, and he’ll bid it that way.
Call Fielding ADU Pasadena for Your Highland Park Garage Conversion

We’ve opened enough 1920s Highland Park garage walls to know what’s behind them. The Garrison Standard covers every conversion: written price first, permits pulled, background-checked crew on site, and a one-year written guarantee. If the job isn’t done right, we come back and fix it at no charge. Call Reed Calloway at (626) 657-5541 for a free estimate, or to ask what your garage is hiding before you commit to a number.
Written by Reed Calloway, Owner at Fielding ADU Pasadena, serving Highland Park and the surrounding area since 2006.




