Home Addition Contractor in Loma Linda, CA | Lodgewick ADU Builders

Home Addition Contractor in Loma Linda - Design, Permits and Build Under One Contract

We handle the design, the engineering, and the city permit, then build it. One contract, one crew, one accountable point of contact. Free feasibility check on your lot before you commit.

Call to schedule your free estimate

282+
Cities Served
Free
Written Quotes
Licensed & Insured Written Quotes Free Estimates All Brands Satisfaction Guarantee

Fast, Reliable Home Addition Contractor Across Loma Linda

A room addition in Loma Linda typically runs $180 – $340 per square foot for standard build-outs, with a full second-story addition landing between $220 – $400 per square foot depending on foundation work and seismic retrofitting. Most projects on the city’s 1950s – 1980s ranch homes also carry a $3,500 – $8,000 electrical service upgrade before the permit can final. Our crews know exactly what opening a Loma Linda wall turns up, and we put the inspection findings, the allowance line items, and the written price in front of you before we pull the first permit. Call (254) 602-5618 and we’ll walk your lot with you.

Call (254) 602-5618

Why Lodgewick ADU Builders Is Loma Linda’s Preferred Home Addition Contractor Company

Loma Linda homeowners keep calling us because we write down what other contractors leave as a surprise. Our Home Addition Contractor team has seen enough pre-1970s ranches around the university core to know an original 100-amp panel hides behind almost every wall we open. We say the price before the work, show up in the window we gave you, leave the job site cleaner than we found it, and put the guarantee in writing on every project. That’s The Kingswell Way, and it’s how Russ Delmar runs every Lodgewick build.

The 365-Day Done Right Promise means exactly what it says. If the work isn’t right, we come back and make it right, backed by a written guarantee delivered before work begins. No fine print, no phone tag, no waiting for a callback. A live person answers our phones 24/7, which matters when you have a question about your permit or your framing at 9 p.m.

Room Addition Contractor in Loma Linda

Room Addition Contractor work in Loma Linda means expanding the footprint of a home that was built when the university and medical center were still growing into the residential streets around them. You’re adding square footage to a 1960s ranch off Anderson Street or a split-level near Bryn Mawr, and the framing you’re tying into wasn’t laid out for a modern addition. We see undersized headers, notched joists, and drywall hiding wiring that predates grounded outlets. A ground-floor room addition in Loma Linda generally runs $180 – $280 per square foot for the build, plus the service and seismic upgrades the permit triggers.

Inspection-First, Written Allowance

Before we price your room addition, we open the wall. Actually open it. We trace the panel, the framing, the waterproofing. Then we write allowances into the contract for what we expect to find, and we put every surprise in a written change order priced and approved before we touch it. You’ll never get a price that changes at the door.

Permit-Safe Framing and Waterproofing

Loma Linda’s inspectors will look for failed waterproofing behind original tub and shower walls, and they’ll check that every notched or sistered framing member meets current code. We preempt that. Our framing and waterproofing runs get documented for the inspection record, so your final sign-off doesn’t stall on a cosmetic patch that should have been a tear-out and re-flash.

Second Story Addition Contractor in Loma Linda

Second Story Addition Contractor work in Loma Linda almost always starts with a structural question: can the foundation and first-floor framing carry another level? On a modest split-level near the LLUMC campus, the answer is usually yes with a lateral bracing package and some first-floor reinforcement. A second-story addition in Loma Linda commonly lands between $220 – $400 per square foot, with the higher end reflecting engineered shear walls and the seismic detailing that San Jacinto Fault proximity demands. Russ Delmar has steered enough of these to know the difference between a cosmetic second story and one that will pass a Loma Linda structural review.

Seismic Bracing for San Jacinto Fault Proximity

Loma Linda sits close to the San Jacinto Fault system, and the city’s structural review treats that seriously. We engineer shear walls, hold-downs, and foundation anchors to the letter of California’s seismic requirements. The bracing gets recorded on the correction sheet, not buried behind drywall.

Foundation Reinforcement Before Framing

Before we frame up, we verify what’s below. A 1962 foundation off Prospect Avenue might need new footings or a retrofit anchor package before it can carry a second story. We price that work in the initial estimate, so you’re not staring at a foundation surprise after demo starts.

Trusted Brands We Service in Loma Linda

For Loma Linda additions and ADUs, we work with James Hardie siding for exterior durability in 105°F summers, Abodu and Cover for homeowners who want a prefab ADU shell delivered and finished quickly, and Dvele for high-performance modular builds with strong thermal envelopes. We keep local parts availability in mind for every spec, so material lead times don’t stall a Loma Linda permit window. Our familiarity with these brands means we can match the right system to your lot, budget, and the city’s seismic and insulation review.

Common Home Addition Contractor Problems We See in Loma Linda Homes

  • The 100-amp panel gamble. Pre-1970s Loma Linda ranches around the university core often still run on their original 100-amp panel. The city won’t final an ADU or addition permit until the service is upgraded, so the electrical change is frequently the first hard cost that resets the budget, not the framing.
  • Notched framing from previous work. On more than one Loma Linda job, we’ve opened a wall and found joists notched past allowable depth for an old water heater swap or a drain line. That has to be sistered and documented before the inspector signs off, and it’s never a cosmetic line item.
  • Failed waterproofing behind original tub and shower walls. A 1963 bathroom wall off Mission Road will often hide rotted drywall and failed flashing. Treating that as a patch instead of a tear-out and re-flash is the fastest way to fail a Loma Linda inspection.
  • Under-spec insulation and cooling. Loma Linda’s inland climate pushes summer highs reliably above 105°F with very low humidity. A detached addition without a dedicated mini-split and high-R-value insulation is essentially unrentable from June through September.

Pricing for Home Addition Contractor in Loma Linda, CA

A room addition in Loma Linda runs $180 – $280 per square foot for the build itself. A second-story addition lands at $220 – $400 per square foot. Electrical service upgrades on pre-1970s ranches add $3,500 – $8,000 when the permit triggers a 200-amp panel swap. Sunroom and bump-out additions typically fall in the $150 – $250 per square foot range. What moves the number: foundation conditions, seismic bracing requirements, the age of the panel, and whether waterproofing needs a full tear-out. Every estimate includes written allowances for those unknowns, and every change order gets priced and signed before we touch it. Call (254) 602-5618 for a free estimate with line-item pricing.

We Also Serve Cities Near Loma Linda

Beyond Loma Linda, our crews serve Colton, Grand Terrace, San Bernardino, and Redlands. The seismic and climate requirements shift slightly from city to city, but the process stays the same: inspection first, written price, written guarantee. If you’re in a neighboring city and facing the same older-home conditions, we’re scheduling estimates now.

Serving Loma Linda, CA - Our Local Coverage Area

We’re based in the Loma Linda 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 Loma Linda

Why Loma Linda Chooses Lodgewick ADU Builders

We set the standard for home addition contractor in Loma Linda.

No Change-Order Surprises

The written quote you sign is the price you pay. Anything we find mid-job gets priced and approved by you in writing before we touch it.

Licensed & Insured

Fully certified technicians who meet all local and state licensing requirements.

Upfront Pricing

No hidden fees, no surprises. You approve the price before any work begins.

Guaranteed Work

Every repair and installation is backed by our workmanship warranty and satisfaction guarantee.

How It Works in Loma Linda

Getting your home addition contractor handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your home addition contractor needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Loma Linda - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local home addition contractor pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
  4. 4
    You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.

What Loma Linda Customers Say

Trusted by homeowners across Loma Linda and surrounding areas.

★★★★★

"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 · Verified customer
★★★★★

"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 · Verified customer
★★★★★

"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 · Verified customer

Current Offers

Bring these savings to your next appointment.

Free On-Site Estimate & Written Quote

No obligation. We measure, price the job in writing, and the quote is yours to keep.

Expires Mar 31, 2027
Always

Written Price Before Any Work Starts

Expires Mar 31, 2027
Included

Written Guarantee on Every Repair

Expires Mar 31, 2027
Free

Free Second Visit if the Repair Fails

Expires Mar 31, 2027

Ready for Home Addition Contractor in Loma Linda?

Call now for a free estimate - or request one below. Licensed, insured, and here with fast after-hours help in Loma Linda.

(254) 602-5618

Request a Free Estimate in Loma Linda

Tell us about your home addition contractor needs - we'll respond within the hour.

By clicking submit, you acknowledge our Privacy Policy and authorize us to contact you by phone, text, or email concerning your request, including by the partner businesses that may perform the service.

Prefer to text? Send a Text
Areas We Serve
Call Now - 24/7 Dispatch