New Construction in Fullerton
A lot in Fullerton almost always comes with an existing house attached to it, which is where most new construction projects begin. The city incorporated in 1904, and its older neighborhoods carry homes from the 1900s through the 1930s, ranging from pre-war bungalow and Spanish Colonial Revival houses to the postwar ranch homes on slabs that filled in the rest of the city after World War II. Those houses can be worth remodeling, but when the foundation is tired, the floor plan is too small, or adding a second story means rebuilding most of the structure anyway, a tear-down rebuild is often the cleaner solution. Horizon Construction and Remodeling manages new construction in Fullerton under one contract, covering lot review, design, engineering, permits, demolition, and final inspection.
Services We Offer
Engineering & Title 24
Permits & Plan Check
New Build ADUs
Our New Construction Process in Fullerton
How We Approach New Construction in Fullerton
New construction in Fullerton starts before any floor plan is drawn. A zoning review, boundary and topographic survey, and soils report tell us what the site can support and what the foundation will require. From there, design takes shape through site plans, floor plans, and elevations refined with you until the layout fits the way your household actually works. Structural engineering and Title 24 energy documents are prepared alongside the drawings so the plan set enters the City of Fullerton Building and Safety Division complete, without gaps that slow review.
While the city is reviewing plans, we respond to comments, coordinate utility work, and handle the asbestos survey and air district notification required before demolition. If your property carries a local landmark designation, a Certificate of Appropriateness through the Fullerton Landmarks Commission is addressed in this same window. Once permits issue, the sequence runs foundation, framing, rough trades, insulation, and finishes, with one project manager present at every inspection through final sign-off.
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Permits, Approvals, and Site Investigation for New Construction in Fullerton
Building a new house in Fullerton moves through several agencies before a shovel goes in the ground. The City of Fullerton Building and Safety Division handles plan check, but the file typically touches more than one desk. Planning reviews setbacks, height limits, lot coverage, and floor area against the zoning code. The fire department evaluates sprinkler systems and site access. Public works looks at grading, drainage, any street trenching, and the new driveway approach. If a structure already stands on the lot, demolition requires its own separate permit, and most building departments expect the gas and electric service disconnected and the sewer lateral capped before that permit is issued. Fullerton also has a Landmarks Commission with a local landmark ordinance, so if the property carries a historic designation, a Certificate of Appropriateness is required before qualifying work can begin. That step adds a review layer that is worth accounting for early in the schedule.
Utility work runs parallel to permitting and can carry its own lead time. Required fire sprinklers frequently demand a larger water meter and service line. A bigger house with modern electrical loads and mandatory solar may need a new service from the utility, and the utility’s own schedule drives that timeline. Before any demolition moves forward, the South Coast AQMD requires an asbestos survey and advance notification, and those obligations fall on the project regardless of how the rest of permitting is progressing.
A geotechnical report comes before foundation design, not after. The report identifies expansive clay, old fill, groundwater, and slope stability conditions on the specific lot. In state-mapped liquefaction or landslide zones a site-specific investigation is required. The structural engineer uses that data to size footings, design a post-tensioned slab or grade beams, and lay out shear walls, hold-downs, and beams sized for California seismic loads. On a sloped lot the same report drives the retaining wall design and grading plan, and the soils engineer typically signs off on footing excavations before any concrete is placed.
Energy compliance follows the current Title 24 standards. New single-family homes must include solar PV, and certain measures require field verification by a third-party HERS rater. Where a lot sits in a CAL FIRE Fire Hazard Severity Zone, wildland-urban interface standards apply: a Class A roof assembly, ember-resistant vents, ignition-resistant exterior materials, and multipane windows with tempered glass. Inspections then follow each construction phase, from foundation forms and reinforcing steel through framing, rough mechanical and electrical, insulation, and on to the final sign-off.
Other Remodeling Services We Offer

A kitchen remodel touches more trades than any other room in the house: layout, cabinetry, plumbing, electrical, ventilation and finishes. Horizon designs and builds kitchen remodels under one contract, from the measured layout to the final inspection.

Whether you envision a classic Southern California pool or a fully customized backyard oasis, Horizon Construction & Remodeling delivers the highest level of quality and service. Our comprehensive pool design and remodeling services cover everything from layout and decking to built-in BBQs and final touches like landscaping. Let Horizon be your trusted partner in transforming your backyard into the perfect outdoor retreat.

If you are planning a complete bathroom remodel or simply want to change your tub, shower, update your plumbing fixtures, or make the space more efficient, our team at Horizon will help you through the process with expert advice, professional craftsmanship, and affordable options with beautiful results. Learn more about our bathroom remodeling services.

Transform your space with our expert interior work services. We offer a comprehensive range of solutions — from space planning and custom design to the selection of high-quality finishes and materials. Our team of experienced professionals works closely with you to create a space that’s both functional and stylish, tailored to your unique needs, goals, and budget. Whether you’re updating a single room or overhauling your entire interior, we bring precision, creativity, and craftsmanship to every project.

At Horizon, we believe your home is more than just four walls — it’s where life happens. It’s the place you relax, gather with family and friends, and create lasting memories. That’s why we offer a full range of exterior work services designed to elevate your outdoor living space. From patios and hardscaping to custom decks and exterior renovations, we help turn your vision into a dream yard that complements your lifestyle and enhances curb appeal.

At Horizon Construction & Remodeling, our expert team includes a dedicated design and planning division that works hand-in-hand with licensed architects and structural engineers. We take care of everything — from detailed plans and blueprints to securing city permits — so you don’t have to deal with delays or red tape. Our goal is to streamline the process and provide a fully approved set of documents that aligns with both your vision and city regulations, saving you time and stress.
Why Choose Horizon Remodeling For New Construction in Fullerton
Horizon Construction & Remodeling Inc. is a licensed and bonded Class B general building contractor, in business since 2009 and serving Southern California homeowners across a wide range of new construction projects. You can verify our standing directly through the California Contractors State License Board before committing to anything, which we encourage.
New construction in Fullerton moves through the City of Fullerton Building and Safety Division, and the process involves plan check, inspections, and compliance with California Title 24 energy requirements and CALGreen standards. If your lot sits within a designated historic district or involves a locally landmarked property, the Landmarks Commission may also require a Certificate of Appropriateness before certain work can begin. We coordinate that process as part of the project rather than leaving it to you to sort out separately.
We work under a design-build model, meaning design, engineering coordination, permitting, and construction all fall under one contract managed by one project manager. Requirements like fire sprinklers and energy compliance are folded into the drawings from the start, not added later as change orders. Call (714) 449-9035 to talk through what your Fullerton lot can support and to request a free estimate.
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New Construction FAQ




Should I rebuild or remodel my house in Fullerton?
The right choice depends on the condition of your lot and the existing structure. A rebuild makes more sense when the foundation has serious problems, when nearly every system would need replacing and most walls would be moving anyway, when you want a second story the current framing cannot carry, or when zoning allows a larger or better-placed house on the lot. In Fullerton, where many homes date to the postwar tract era or earlier, structural surprises are common once work begins. If the bones are sound and the goal is a new layout with updated finishes, a whole-home remodel is usually simpler to permit through the City of Fullerton Building and Safety Division. We walk the property with you and give a straight comparison before you commit to either path.
What permits does a new home need?
The City of Fullerton Building and Safety Division reviews new construction plans, and planning, fire, and public works departments typically sign off as well. Beyond the main building permit, expect a demolition permit for the existing structure plus grading, utility, and driveway permits from public works. Properties in a fire hazard severity zone go through additional fire-code review. We prepare all the submittals and handle the back-and-forth on comments and resubmittals.
How long does it take to build a new home?
Plan check alone commonly runs several months, and that timeline stretches further when planning review or fire-zone review is involved, so design and permitting can take as long as construction itself. Building a custom home in Fullerton typically runs around a year, longer for larger homes, sloped lots, or heavy site work. Weather, utility company scheduling, and inspection availability through the City of Fullerton Building and Safety Division all play a role, so we provide a schedule specific to your lot after the feasibility review.
What drives the cost of building a new home?
Budget on a new construction project in Fullerton breaks down across several distinct categories, and the first thing that drives cost is size and complexity: second stories, long spans, and irregular floor plans all add up. Foundation type follows the soils and slope of your specific lot, and site work such as demolition, grading, retaining walls, and utility upgrades can shift significantly from one parcel to the next. Finish level throughout the home is another major variable. City impact fees and school fees tied to new square footage depend on the local district, and permits run through the City of Fullerton Building and Safety Division. Once feasibility is established, we separate the budget into these categories so you can see exactly where your decisions land.
Do new homes in California need solar and fire sprinklers?
Yes, new single-family homes in Fullerton must meet several statewide requirements that shape the project from the first drawing. The California Residential Code requires automatic fire sprinklers in new one- and two-family homes, which affects both water service sizing and how ceilings are laid out. Solar PV has been required on new single-family homes since the 2019 energy standards, and the 2025 Title 24 standards build further on that for permits filed from January 1, 2026. CALGreen also adds mandates covering water use, construction waste recycling, indoor air quality, and EV charging readiness. We design to all of it from the start.
Can you build an ADU along with the new house?
Building a new home is the ideal time to add an ADU or guest house, because water, sewer, and electrical service can be sized for both units in a single plan. Fullerton lots in areas like Sunny Hills or Raymond Hills often have enough depth to give each unit a separate entry and outdoor space. State law permits ADUs on most single-family lots, though setbacks, height limits, and parking rules still apply, and permits go through the City of Fullerton Building and Safety Division. We can permit the ADU alongside the main house or handle it as a separate project.
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Horizon is a licensed Class B general building contractor serving Fullerton and the surrounding Orange County communities.
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