A free site visit, a check of what your lot allows and a written, line-item price.
Get your free estimateFast, Reliable Home Addition Contractor Across Manhattan Beach
Most Manhattan Beach home additions take four to seven months from first meeting to final inspection, not because the framing is slow, but because custom millwork, architectural glass, and specialty finishes carry lead times that no contractor can rush. We plan around those lead times from day one. Our team works regularly in the Hill Section, the Tree Section, and the Sand Section, so we know what Manhattan Beach planning and building actually require. If you’re weighing a room addition, a second story, or a sunroom, call (213) 698-7116 and we’ll walk you through what’s realistic for your lot.
Why Lodgewick ADU Los Angeles Is Manhattan Beach’s Preferred Home Addition Contractor Company
We’ve spent years working on Manhattan Beach lots that most contractors won’t touch without a long pause first: narrow parcels, zero side-yard setbacks, 35-foot height limits, and neighbors who rightfully care about their ocean views. That’s the work we do well. Homeowners here tend to ask sharper questions than anywhere else we work, because they’ve either been through a bad build or watched a neighbor go through one. Our answer is always the same: a written price before we start, a defined arrival window, and a written guarantee on every project. Russ Delmar runs our Manhattan Beach work personally, and he’s on-site or a phone call away for every job we take.
We coordinate scheduling and dispatch from the brand’s Los Angeles office, but the crews working on your Manhattan Beach addition live and work locally. That matters when a building inspector wants to walk the site, or when a neighbor asks about the temporary fence going up on Monday. We also carry the 365-Day Done Right Promise on every build: if the work isn’t right, we come back and make it right, in writing, before a single nail is driven.
Sunroom Addition in Manhattan Beach
A sunroom addition in Manhattan Beach runs $210 – $315 per square foot for a project with engineered glazing, moisture-rated framing, and a proper foundation tie-in. That’s the honest range we quote most often. The marine layer and salt air mean a sunroom here isn’t the same as one in Torrance or Redondo; the glazing needs to resist corrosion and the insulation has to handle humidity swings that happen daily near the coast. We’ve seen sunrooms fail inspection because the exterior hardware was spec’d for inland use and rusted within the first few months.
Coastal Glazing And Moisture Control
Manhattan Beach sunrooms need dual-pane, low-E glazing with thermally broken frames, and we specify stainless or marine-grade hardware on every exterior fastener. Moisture control is the thing nobody talks about until the inspector flags it: we detail the wall assembly for the specific humidity exposure on your street, not the county average.
Foundations And Salt Air
Many Manhattan Beach homes sit on raised foundations from the 1950s and 1960s, and tying a sunroom into that takes real care. We use corrosion-resistant anchor systems and vent the crawl space properly so you’re not inviting dry rot into the new room.
Room Addition Contractor in Manhattan Beach
A room addition contractor in Manhattan Beach typically bids $280 – $400 per square foot for a finished room with the level of finish this market expects. That includes drawings, permits, structural work, drywall, paint, flooring, and trim. In the Hill Section and the Tree Section, owners often want custom built-ins, white oak cabinetry, and specialty lighting, which pushes toward the upper end and often beyond it. We give you a written, fixed price before ordering any of those custom pieces.
Custom Millwork And Cabinetry
On Manhattan Beach additions, custom cabinetry and millwork drive the schedule more than framing or drywall ever will. A run of white oak built-ins can take eight to twelve weeks from order to delivery, and that timeline starts only after we’ve verified the architect’s dimensions on-site. We won’t order a single cabinet until the final shop drawings match the as-built conditions.
Design And Architect Coordination
Most of our Manhattan Beach additions involve a designer or architect, and that’s a good thing. We coordinate directly with them on dimensions, finish schedules, and long-lead items. The price you sign is the price we build to, and if the architect changes a window spec after we’ve priced it, we tell you before anything gets ordered.
Trusted Brands We Service in Manhattan Beach
We work with established systems and materials on Manhattan Beach additions, including Cover and Dvele for prefabricated panels, Mighty Buildings for panelized wall systems, and Boxabl where the lot and timeline fit. We also keep James Hardie siding and trim in regular rotation for coastal exposure. Because we order these materials regularly, we can usually tell you the true lead time on delivery in the first meeting. We don’t guess at it. We quote the lead time the manufacturer gives us, and we build the project schedule around it, not the other way around.
Common Home Addition Contractor Problems We See in Manhattan Beach Homes
- Salt-air corrosion on exterior hardware. Standard galvanized fasteners and hinges fail within months this close to the ocean, and we’ve seen projects get flagged at final inspection for it. We spec marine-grade or stainless on every exterior connection.
- Missing the 35-foot height limit. Manhattan Beach has a strict height ceiling, and a second-story addition that pencils out on paper can exceed it once roof pitch and parapet details are added. We verify height early, before permits, not after.
- Custom cabinetry ordered before dimensions are verified. This is a classic Manhattan Beach failure: someone commits to a millwork order, the framing ends up an inch out, and the cabinets arrive out of square. We lock dimensions on-site first, then order.
- Zero side-yard setbacks creating framing conflicts. On narrow lots, the existing eave line and the new addition can collide. We often cantilever the addition over the setback to gain a bedroom or bath without triggering a variance, which saves months of hearings.
Pricing for Home Addition Contractor in Manhattan Beach, CA
Here are real ranges for Manhattan Beach, not placeholders. A room addition runs roughly $280 – $400 per square foot. A sunroom addition runs $210 – $315 per square foot. A second-story addition, which is the most common way to add real space on a 3,000 – 5,000 square foot lot, runs $350 – $500 per square foot depending on structural work, glazing, and finish level. What moves the number: custom millwork, architectural glass sliders, marine-grade hardware, and whether we’re tying into an existing raised foundation or pouring new footings. We give you a written price before work starts, and that price does not change at the door. Call (213) 698-7116 for a free estimate on your specific lot.
We Also Serve Cities Near Manhattan Beach
Our crews work throughout the South Bay and Westside. In addition to Manhattan Beach, we serve homeowners in Lawndale, Culver City, Venice, and Santa Monica. If you’re comparing contractors in any of those cities, we’re glad to give you the same written price and the same guarantee. Start with our Home Addition Contractor page to see how we approach the work everywhere we build.
Serving Manhattan Beach, CA - Our Local Coverage Area
We’re based in the Manhattan Beach 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 Home Addition Contractor in Manhattan Beach
Manhattan Beach’s R-1 zoning often allows zero side-yard setbacks on narrow lots, which means your addition can extend right to the property line in some cases. We frequently tie the new roofline into the existing eave line and cantilever the addition over the setback to add a bedroom or bath without triggering a variance. That approach saves months of planning hearings and keeps the project moving while your neighbors stay happy. If you’re near the line, call (213) 698-7116 and we’ll tell you what’s possible on your lot before you spend a dollar on drawings.
Because the lead times are longer than the actual framing, and they can’t be compressed. Custom white oak built-ins, specialty cabinetry, and architectural glass sliders take anywhere from eight to fourteen weeks from deposit to delivery, and that clock doesn’t start until dimensions are verified on-site. On a Tree Section second-story addition we built, the architectural glass sliders took fourteen weeks from deposit to delivery, so we locked the price after final shop drawings and before placing the order. That’s how you keep a schedule honest. Call (213) 698-7116 and we’ll give you a clear read on lead times before you commit.
Salt-air corrosion on exterior hardware and fasteners is the one we see most often. Standard galvanized hardware rusts within months this close to the ocean and gets flagged at final inspection, which means a tear-out and a redo the homeowner didn’t budget for. We specify marine-grade or stainless fasteners and hinges on every exterior connection on a Manhattan Beach addition, and we detail it in the written scope before we start. If you’ve had a previous build fail for this, call (213) 698-7116 and we’ll show you exactly what we spec instead.
Sometimes, but the 35-foot height limit is strict and it’s one of the first things we verify before any structural design happens. On a 4,200-square-foot lot in the Tree Section, we added a second story over an existing single-story home using a steel moment frame to keep the lower living space column-free, and we stayed under the height ceiling by detailing the roof and parapet carefully. If your lot is close to that limit, don’t pull permits on hope. Call (213) 698-7116 for a straight answer on what fits.
We detail the wall assembly for Manhattan Beach’s specific humidity exposure: high morning moisture, salt air, and daily temperature swings near the water. That means vapor barriers placed correctly, corrosion-resistant framing connections, and insulation rated for high-humidity coastal conditions, not just code minimums. We’ve torn out sunrooms that were built inland-spec and rotted from the wrong side of the wall. Get it right the first time, because the marine layer doesn’t negotiate. Call (213) 698-7116 for an exact scope and price on your sunroom.
Written by Russ Delmar, Owner at Lodgewick ADU Los Angeles, serving Manhattan Beach since 2010.
