







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 Venice
A home addition in Venice, CA typically runs $180 – $420 per square foot depending on foundation, finish level, and whether your lot triggers Coastal Commission review. That’s a wide band, and we’ll tell you exactly what drives the difference in a minute. The short version: our crews build room additions, second-story additions, garage additions, sunrooms, and bump-outs across Venice, from the walk streets west of Lincoln to the cottage courts east of Abbot Kinney, and we put a written price in your hand before a single nail goes in. Call (213) 698-7116 for a free estimate, and a live person answers, day or night.
Why Lodgewick ADU Los Angeles Is Venice’s Preferred Home Addition Contractor Company

Venice is not an easy place to build. The lots are narrow, the setbacks are gone, and the salt air eats standard hardware faster than anyone expects. Our Home Addition Contractor team has worked on enough Venice jobs to know exactly what fails here and what holds. Russ Delmar runs our operations and has spent years navigating Venice’s specific building conditions, including the permit triggers that surprise homeowners who have built elsewhere.
Every project operates under The Kingswell Guarantee: a written price before work begins, a defined arrival window, a clean job site, and a written guarantee on every build. If the work isn’t right within 365 days, we come back and make it right. That promise is in writing before we start. Crews are background-checked and uniformed, so you always know who’s on your property. And when you call with a question mid-build, a person answers. No phone tree.
We coordinate scheduling from our Los Angeles office and serve Venice directly with local crews who know the difference between a walk-street lot and a standard curb lot, because that difference changes the entire logistics plan.
Key Takeaways:
- Written price before any work starts, always, with no price changes at the door.
- 365-Day Done Right Promise in writing on every project, with a free return visit if work fails within the guarantee period.
- Local crews who understand walk-street access, zero side setbacks, and salt-air fastener specs.
- Live person answers every call, 24/7, at (213) 698-7116.
Garage Addition Contractors in Venice
Garage Addition Contractors in Venice have to solve a problem most other neighborhoods don’t face: hundreds of garages here were built as detached, slab-on-grade structures in the 1920s, and many sit on lots with no perimeter foundation. We regularly see springs, tracks, and high-tension cables on older garage doors that have corroded from marine air, and when we pull permits for a garage addition, the city often triggers a structural review of the existing house at the same time. That’s a hidden cost local contractors know to flag early, and it’s exactly the kind of thing we put in the written price up front.
A garage addition in Venice typically runs $85,000 – $180,000 depending on whether it’s a simple bump-out or a full ADU-convertible build with plumbing and a second story. The salt-air materials spec adds about 8 – 12% over an inland build, and it’s the difference between hardware that lasts 30 years and hardware that rusts in three.
Walk-Street and Canal Access Logistics
On walk streets and canal lots, a standard concrete truck often can’t reach the pour site. We use narrow-access mixers, line pumps, or crane placement depending on your lot, and we plan that before we quote. Cutting access costs after the fact is how change orders happen, and we don’t do change orders.
Panelized and Pre-Approved Modular Systems
When a conventional site-built addition would trigger a multi-year Coastal Commission review, we specify panelized framing or pre-approved modular systems from manufacturers like Abodu and Cover. These systems are pre-engineered to meet California code, which often removes the Coastal review trigger entirely. For Venice walk streets, that’s frequently the only route that gets you a permit this year.
Bathroom Addition Contractor in Venice

Bathroom Addition Contractor work in Venice has one defining constant: wet rooms near salt air corrode plumbing fittings and floor fasteners faster than anywhere inland. We specify stainless steel or hot-dip galvanized hardware on every bathroom addition we frame here, and we use moisture-rated tile backer systems designed for the marine layer, not the cheapest board on the shelf. A bathroom addition in Venice runs $38,000 – $75,000 depending on size, whether you need plumbing extensions from an existing line, and finish level.
On a 1920s bungalow east of Abbot Kinney, our crew tied a new detached ADU into a slab-on-grade lot with no perimeter foundation. The permit triggered a structural review of the existing house, and during demo we found original galvanized connectors on the rear porch rusted to half thickness from decades of marine air. We replaced them with hot-dip galvanized hardware and specified stainless steel fasteners for all new framing, setting the job up to outlast the salt air rather than the paint.
Slab-On-Grade Plumbing Tie-Ins
Many pre-1950 lots east of Abbot Kinney sit on slab-on-grade with no crawl space, which means routing new drain lines requires cutting the slab and trenching through the existing floor. We flag that cost in the written estimate, not after demo starts. The structural review trigger from a permit pull is real, and we treat it as a line item, not a surprise.
Marine-Layer Window and Ventilation Specs
Aluminum window frames with standard mill finish pit and oxidize under Venice’s marine layer within a few years. For bathroom additions, we specify marine-grade finishes and thermally broken frames that hold up to salt air and resist condensation. It costs more up front, and it prevents a leak callback in year three. That’s the trade we tell every Venice customer to make.
Trusted Brands We Service in Venice
We work hands-on with leading ADU brands and materials suppliers including Abodu, Cover, and Dvele, and we stock James Hardie siding and trim locally for Venice customers who want a coastal-spec exterior that doesn’t warp, rot, or peel under constant marine moisture. When you build with us, we match the brand to your lot, budget, and timeline, and we can have panelized components on site faster than a conventional stick-build would ever move through Coastal review. The Kingswell Guarantee applies to every brand and every material, which means the written price and the 365-Day Done Right Promise cover it all.
Common Home Addition Contractor Problems We See in Venice Homes
- Electro-galvanized fasteners rusting within two or three seasons. Standard Simpson ties and off-shelf screws fail near the beach. We spec stainless steel or hot-dip galvanized on every exterior connection, and we write that spec into the contract so it isn’t swapped later.
- Aluminum window frames with standard mill finish pitting and leaking. The marine layer destroys cheap window finishes. We use marine-grade frames and flash them for coastal wind-driven rain, because a leak on an addition is a callback no one wants.
- Under-engineered fence posts, railings, and paver joints loosening in Santa Ana winds. A single winter storm cracks unsealed joints and shakes loose hardware that wasn’t rated for coastal exposure. We set posts deeper and seal every joint, because the wind here is not a suggestion.
- Quoting inland-spec materials to win a bid, then hitting the homeowner with a change order. This is the one we hear about from Venice homeowners all the time. The inspector flags corrosion-prone hardware, or rust shows up within a year. Our written price includes the coastal spec from day one, so there’s no change order coming.
Pricing for Home Addition Contractor in Venice, CA
Here are the ranges we’re seeing in Venice right now. A room addition typically runs $95,000 – $160,000. A second-story addition runs $180,000 – $320,000. A sunroom addition runs $65,000 – $110,000. A bump-out addition runs $50,000 – $95,000. The salt-air materials spec adds about 8 – 12% over an inland build, and walk-street or canal access logistics can add another 5 – 10% depending on your lot. Cheap inland-spec bids eventually cost more within a decade: the hardware fails, the inspector flags it, and the callback repairs eat the initial savings. We give you the coastal-spec price up front, in writing, and that’s the price you pay. Call (213) 698-7116 for a free estimate and we’ll put a real number on your specific lot.
We Also Serve Cities Near Venice
Our crews serve Venice and the surrounding coastal communities, including Santa Monica, Culver City, Manhattan Beach, and Lawndale. If you’re a homeowner in one of those cities comparing prices, the coastal-spec conversation is different than it is across the 405. Call us and we’ll walk you through what your specific lot needs.
Serving Venice, CA - Our Local Coverage Area
We’re based in the Venice 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 Venice
Three reasons. First, the salt-air materials spec: stainless steel fasteners, marine-grade window frames, and hot-dip galvanized hardware add 8 – 12% over inland builds. Second, walk-street and canal access: when a standard concrete truck can’t reach the pour, you pay for line pumps and narrow-access logistics. Third, permit triggers: many pre-1950 lots east of Abbot Kinney sit on slab-on-grade with no perimeter foundation, and pulling an ADU permit often triggers a full structural review of the existing house, which adds engineering cost. Call (213) 698-7116 and we’ll show you the line items on your specific lot.
The existing slab-on-grade lot with no perimeter foundation. When you pull a permit for an addition, the city frequently requires a structural review of the original house at the same time, and older houses often need retrofit work before the addition can be approved. We flag this during the estimate, not after demo. It’s a cost local contractors know to anticipate, and it’s in the written price when we quote it.
Yes. We use narrow-access mixers, line pumps, or crane placement depending on your lot, and we plan the access route before we quote so it’s part of the written price. Walk-street lots have substandard access and zero side setbacks, and the Coastal Commission can get involved on conventional site-built additions. Panelized and pre-approved modular systems often avoid the Coastal trigger entirely, and we specify those when your lot needs them. Call (213) 698-7116 for a free estimate and we’ll tell you what your walk street can support.
Yes, and that’s enforced by local design review in many parts of Venice. Additions need to respect the cottage-court scale, rooflines, and material palette of the original street. We can match craftsman trim, stucco profiles, and window proportions to keep the review board and your neighbors happy. The cost impact is modest, usually 3 – 5% for character-matching details, and it’s worth doing right the first time.
Stainless steel or hot-dip galvanized fasteners on every exterior roof connection, with uplift-rated ties at the eaves and ridge. The marine layer corrodes standard electro-galvanized fasteners within a few seasons, and once the fasteners go, the roof leaks under wind-driven rain. We write the fastener spec into every Venice contract, and it’s covered by the 365-Day Done Right Promise. Call (213) 698-7116 for an exact quote, and estimates are free.
If you’re weighing your options, call us. We’ll give you a written price, tell you what your lot actually needs, and put the guarantee in writing before any work starts.
Written by Russ Delmar, Owner at Lodgewick ADU Los Angeles, serving Venice’s ADU and home addition needs since 2010.









