A new rear addition with a vaulted beamed ceiling and tall windows
Home Addition Contractor · Artesia, CA

Home Addition Contractor in Artesia - Plans, Permits & Build, One Fixed Price

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.

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A single-story rear room addition with tall windows and a new patio
A new sunroom addition with three walls of windows
A small deck outside a new ADU
The living room inside a new ADU
A new two-story ADU over a garage
A compact kitchen inside a new ADU
A new modern ADU with wood cladding
The bedroom inside a new ADU
Every project starts with

A free site visit, a check of what your lot allows and a written, line-item price.

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Fast, Reliable Home Addition Contractor Across Artesia

Most Artesia homeowners we sit down with have the same two questions before we even talk square footage: “What will the city actually approve on my lot?” and “What’s the real number going to be?” Here’s the direct answer. A single-story rear or side bump-out addition in Artesia typically runs $180 to $320 per square foot, with most projects landing between $75,000 and $165,000 total. Second-story additions are rarer here, and we’ll explain exactly why below. Call (903) 568-7222 and we’ll scope your lot against Artesia’s planning rules for free.

Call (903) 568-7222

We know Artesia’s housing stock block by block: the 1950s single-story tract homes off Pioneer Boulevard, the ranch houses east of Norwalk Boulevard, the original stucco boxes near Artesia Boulevard that have never seen a structural update. That local knowledge matters because Artesia has its own set of rules about how much of your lot you can cover and how close you can build to the property line. Getting those numbers right on the first pass is the difference between a clean permit and three months of redos.

Why Benson ADU Builders Is Artesia’s Preferred Home Addition Contractor Company

A second-story addition that matches the existing roofline

Artesia homeowners tend to be wary of contractors who promise a second story on a narrow lot and then blame the city when plans stall. We take a different approach. Troy Eastman leads our team, and his rule is simple: scope it against the actual zoning code before you price it. That means when an Artesia homeowner calls, we pull the lot dimensions, the existing footprint, and the current front, side, and rear setbacks before we ever draft a proposal.

Our reputation in Artesia comes from that written-price discipline. Every homeowner gets a line-item price before any work starts, stamped guarantees on the project, and a 365-Day Done Right Promise. If the work isn’t right within a full year, we make it right. No phone tag. Our techs arrive in uniform, background-checked, and you’ll know who is walking onto your property before the crew shows up.

We coordinate scheduling from the brand’s Los Angeles office, but the crews that serve Artesia work locally and know the permitting patterns here. That means your walkthrough is with someone who has already pulled permits for additions on your style of lot, not a sales rep reading a brochure.

Sunroom Addition in Artesia

A Sunroom Addition in Artesia runs $45,000 to $95,000 for a permitted, insulated room attached to the rear or side of a single-story home. Sunrooms are the most common addition we build in this city because they add conditioned square footage without the structural headaches of a second story. On an Artesia lot where side-yard setbacks are tight and rear-yard coverage is already near the cap, a glass-heavy bump-out on the back wall is often the only design that clears planning review.

What Sunroom Construction Involves in Artesia

The job starts with checking your existing slab, because most Artesia sunrooms go onto a 1950s slab that wasn’t poured to carry an addition. We typically need a new footing and either a structural tie-in or a cold joint detail depending on the existing condition. Then it’s framing, glazing, and matching the roofline geometry of the original tract home so the new room doesn’t read as a bolted-on box.

What Does a Sunroom Cost in Artesia?

At $180 to $240 per square foot for a standard 200 to 400-square-foot sunroom, the math stays honest. A 250-square-foot rear sunroom on a Norwalk Boulevard ranch typically lands near $52,000 to $68,000. Skylight packages, upgraded glazing for our hot Artesia summers, and foundation corrections on older slabs push the top of the range. A free estimate gets you the exact number for your lot.

Second Story Addition Contractor in Artesia

A second-story addition with a balcony, matched to the original house

As a Second Story Addition Contractor in Artesia, we tell homeowners something most contractors won’t say out loud: second-story additions on standard Artesia lots rarely make it through planning. The city’s lot-coverage and side-yard setback math, paired with the original single-story 1950s footprints, usually kills vertical additions before structural engineering even enters the conversation. Most Artesia homes were built to cover near the maximum allowed footprint with side yards that don’t meet today’s setback requirements.

Why a Rear or Side Bump-Out Often Wins

When a homeowner calls us thinking second story, we measure first. On roughly 4,000-square-foot minimum lots with ranch homes that already sit wide and shallow, the only compliant expansion is usually a one-story addition toward the rear or along the side yard. A 400-square-foot rear family room addition gives you real living space without triggering the setback battles a vertical add would.

What a Second Story Addition Costs in Artesia

If your lot can clear the planning review, a second-story addition in Artesia runs $220 to $350 per square foot, so a 500-square-foot second-story bedroom suite would fall between $110,000 and $175,000. That’s before the foundation upgrade that nearly every 1950s slab needs to carry a second story. Most Artesia homeowners we scope end up choosing a larger single-story addition for less money and a faster permit. We’ll show you both options in writing before you commit.

Trusted Brands We Service in Artesia

We build with and source from prefab and materials brands Artesia homeowners can research themselves: Dvele, Cover, and Boxabl for prefab panels and ADU structural systems, plus James Hardie siding for additions that need to blend with original 1950s stucco. Your Home Addition Contractor team stocks Hardie cladding profiles and color-matched caulks locally, so turnaround on material runs doesn’t stall your permit timeline. Prefab panel options from Dvele and Boxabl can cut framing time on rear additions, which matters when your Artesia permit drags longer than expected. You get curated product options with real cost differences instead of a single take-it-or-leave-it spec.

Common Home Addition Contractor Problems We See in Artesia Homes

  • Second-story quotes issued before lot-coverage math. We regularly get calls from Artesia homeowners who paid for a design, only to find out the city won’t approve vertical expansion on their narrow lot. The side-yard setback and maximum coverage ratio ground most second-story plans before engineering starts.
  • 1950s slabs treated as load-ready. Artesia’s original ranch slabs were poured decades before current addition codes. A contractor who ties a new footing directly into that old slab without a structural upgrade sets up cracked tile and separating door frames within a year.
  • Visible seams at the roofline and stucco line. Artesia’s tract homes have a geometry that’s easy to mismatch if the framing team doesn’t understand the original home’s pitch and eave detail. A poorly matched addition reads as a patch, not part of the house.
  • Napkin-sketch pricing that ignores permit-driven scope. Title 24 energy calcs, structural corrections, and planning conditions add hard costs. If the bid wasn’t built off stamped plans, those hit the homeowner mid-job as change orders.

Pricing for Home Addition Contractor in Artesia, CA

Home addition pricing in Artesia breaks down by type: sunrooms run $45,000 to $95,000, single-story room additions $75,000 to $165,000, bathroom additions $38,000 to $72,000, garage additions $55,000 to $110,000, and bump-out additions $42,000 to $85,000. Second-story additions, when the lot can approve them, run $220 to $350 per square foot. The main cost drivers in Artesia are foundation upgrades on 1950s slabs, setback-triggered design revisions, and Title 24 energy compliance. We give you a written price before any work starts and invite you to call (903) 568-7222 for a free, line-item estimate on your specific lot.

We Also Serve Cities Near Artesia

Beyond Artesia, our crews handle home additions in Home Addition Contractor in Artesia and the surrounding communities, including Cerritos, La Palma, Hawaiian Gardens, and Norwalk. Permit rules and lot patterns change from city to city, but the written-price discipline doesn’t. Call us for a free scoping on your property, wherever you are in the area.

Serving Artesia, CA - Our Local Coverage Area

We’re based in the Artesia 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 Artesia

Get a Written Price Before You Decide

A framer checking new wall framing on a home addition

You don’t need to guess what’s possible on your Artesia lot. Call (903) 568-7222 for a free scoping walkthrough. We’ll tell you which design the city is likely to approve, what it costs per square foot, and we’ll put it in writing before you commit. Troy Eastman leads our team with a simple standard: no verbal estimates, no mid-permit surprises, and a 365-Day Done Right Promise on every job. That’s how we’ve built trust in Artesia, and that’s how we’ll build your addition.

Written by Troy Eastman, Owner at ADU Builders in Artesia, serving Artesia.

Why Artesia Chooses Benson ADU Builders

We set the standard for home addition contractor in Artesia.

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 Artesia

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 Artesia - 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 Artesia Customers Say

Trusted by homeowners across Artesia and surrounding areas.

★★★★★

"Booked a consult online and met the project manager two days later. Weekly progress updates arrived by text with photos. ADU finished on schedule."

Hannah W. · Verified customer
★★★★★

"Clean, quiet crew. They respected the neighbors, kept noise to working hours, and swept the driveway every evening."

Hope C. · Verified customer
★★★★★

"Communication was the best part. I always knew what was happening that week without having to ask."

Dolly N. · Verified customer

More ADU services in Artesia

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