Custom Home Builder in Calabasas, CA

Q: Can you tear down and rebuild on my existing Calabasas lot?

Yes. Teardown-and-rebuild is one of our specialties. We handle demolition, required grading and environmental permits, and full new construction so you can replace an aging home with a modern, energy-efficient one on the lot you already own.

Searching for an experienced custom home builder in Calabasas? HomeSense Construction & Remodeling designs and builds ground-up custom homes, hillside estates, and teardown rebuilds throughout Calabasas and the greater San Fernando Valley. We have been a licensed California general contractor since 2011 (CA License #1125001), based just minutes away in West Hills. From first sketch to final walkthrough, one accountable builder manages your architecture, engineering, City of Calabasas permits, and construction. Call (818) 300-3422 or request a free consultation.

Why Calabasas Homeowners Choose HomeSense

Building a custom home in Calabasas is different from building almost anywhere else in Los Angeles County. Many lots sit on the slopes of the Santa Monica Mountains, fall inside a Very High Fire Hazard Severity Zone, and answer to the City of Calabasas rather than LADBS. That combination rewards a builder who knows the local process cold. HomeSense pairs 14+ years of Valley construction experience with a design-build model, so you deal with one team — not a separate architect, engineer, and contractor pointing fingers when a hillside soils report or a fire-hardening detail changes the plan.

Our clients stay with us because we protect their budget and their timeline. We provide a detailed, line-item estimate before demolition, communicate weekly, and hold a 5.0-star rating across our Google reviews. Whether you are replacing an aging ranch home in Mulwood or building a new estate in The Oaks, you get the same senior-level attention.

Our Custom Home Building Services in Calabasas

HomeSense delivers a complete new-construction service so nothing falls between the cracks:

Design-build custom homes — architecture, structural engineering, and construction under one contract.
Hillside & view-lot homes — caissons, retaining walls, and grading engineered for Santa Monica Mountains slopes.
Teardown & rebuilds — replace a dated home on your existing Calabasas lot with a modern, energy-efficient one.
Luxury estates — high-end finishes, smart-home systems, pools, and detached ADU guest houses.
SB 9 lot splits & second units — add a second home or junior unit where zoning allows.

Need a smaller project instead? We also handle whole-home remodels, home additions, and ADUs across the region.

How Much Does It Cost to Build a Custom Home in Calabasas? (2026)

Calabasas is one of the most valuable residential markets in Los Angeles County — the median existing home sells for roughly $986 per square foot — and new custom construction reflects that. As a 2026 planning guide for the Calabasas area:

Standard / builder-grade custom: $400–$550 per square foot on a flat, easily accessed lot.
Mid-range custom: $550–$750 per square foot with upgraded finishes and systems.
High-end & hillside: $750–$1,200+ per square foot for view lots, complex foundations, and premium materials.
Ultra-luxury estates: $1,500 per square foot and up for top-tier custom work.

As a rough benchmark, a 3,500-square-foot custom home in Calabasas commonly lands between $1.9M and $3.5M+ in construction cost, before land. Beyond the per-foot number, budget for soft costs: architectural and engineering design (typically 8–15% of construction), City of Calabasas permits and impact fees, a geotechnical soils report for hillside lots, and a 5–10% contingency. We give every client an itemized estimate up front so there are no surprises. See our remodeling cost guides for more regional pricing.

Building on Calabasas Hillside & View Lots

Much of Calabasas — The Oaks, Calabasas Hills, Mountain View Estates, Vista Pointe, and Saratoga Hills — is built into the terrain. Hillside construction adds engineering that flat-lot builders often underestimate: a geotechnical soils investigation, caisson or grade-beam foundations, engineered retaining walls, drainage and erosion control, and haul routes for grading. Because Calabasas lies in a Very High Fire Hazard Severity Zone, new homes must also meet California Building Code Chapter 7A — ignition-resistant siding, ember-resistant vents, dual-pane tempered glazing, and Class-A roofing. We build these requirements into the design from day one rather than as costly change orders later.

Permits & Regulations: City of Calabasas, Title 24 & SB 9

Calabasas is an incorporated city, so your permits run through the City of Calabasas Building & Safety Division and its planning review — not the County or LADBS. New homes must comply with California’s 2026 Title 24 energy code, which pushes all-electric-ready design, high-performance insulation and windows, and solar-plus-battery provisions. Statewide housing laws also open options: SB 9 can allow a lot split or a second primary unit on many single-family parcels, and 2026 ADU rules (SB 1211 and AB 2533) make it easier to add a detached guest house or income unit. HomeSense manages the entire entitlement and permit process so you don’t have to navigate city hall alone.

Our Custom Home Building Process

We keep new construction transparent and predictable across five phases: (1) Consultation & feasibility — we review your lot, goals, and budget. (2) Design & engineering — architectural plans plus structural and, for hillsides, geotechnical engineering. (3) Permitting — we submit to the City of Calabasas and manage plan-check corrections. (4) Construction — grading, foundation, framing, systems, and finishes with weekly client updates. (5) Final walkthrough & warranty — inspections, punch list, and handover. Explore our approach to new construction and custom home building.

Calabasas Neighborhoods We Serve

We build throughout Calabasas and the 91302 area, including The Oaks of Calabasas, Calabasas Hills, Mountain View Estates, Vista Pointe, Saratoga Hills, Mulwood, Park Moderne, Calabasas Park, Old Topanga, and Bellagio, plus neighboring Hidden Hills, Agoura Hills, Woodland Hills, and West Hills. Browse our full service areas and Calabasas location page, or see nearby custom-home work in Encino, Sherman Oaks, Granada Hills, and Woodland Hills.

Why HomeSense Construction & Remodeling

Since 2011, HomeSense has been a licensed, insured general contractor (CA License #1125001) delivering custom homes, additions, and remodels across the San Fernando Valley and greater Los Angeles. Homeowners choose us for straight-talk estimates, in-house project management, quality craftsmanship, and a 5.0-star reputation. When you build with HomeSense, one accountable team carries your Calabasas project from blueprint to keys. Have questions first? Visit our FAQ.

Frequently Asked Questions

How much does it cost to build a custom home in Calabasas?

In 2026, custom homes in Calabasas generally range from about $400 per square foot for a standard build on a flat lot to $750–$1,200+ per square foot for high-end or hillside homes, with ultra-luxury estates exceeding $1,500 per square foot. A 3,500-square-foot home commonly runs $1.9M–$3.5M+ in construction cost before land. HomeSense provides an itemized estimate before any work begins.

Do I need special permits to build on a Calabasas hillside?

Yes. Hillside lots in Calabasas typically require a geotechnical soils report, engineered foundations and retaining walls, grading and drainage plans, and Chapter 7A fire-hardening because the area is a Very High Fire Hazard Severity Zone. All permits are reviewed by the City of Calabasas Building & Safety Division, and HomeSense manages the entire process.

How long does it take to build a custom home in Calabasas?

Most Calabasas custom homes take about 14 to 26 months from design to move-in. Design and engineering take 3–6 months, City of Calabasas permitting 2–5 months, and construction 10–16 months depending on size and site complexity. Hillside and luxury projects sit at the longer end.

Can you tear down and rebuild on my existing Calabasas lot?

Absolutely. Teardown-and-rebuild is one of our specialties. We handle demolition, any required environmental and grading permits, and full new construction, so you can replace an aging home with a modern, energy-efficient one on the lot you already own.

Are you a licensed contractor serving Calabasas?

Yes. HomeSense Construction & Remodeling is a licensed California general contractor (CA License #1125001), insured, and building throughout Calabasas and the greater Los Angeles area since 2011. Call (818) 300-3422 for a free consultation.

Ready to build your custom home in Calabasas? Call HomeSense Construction & Remodeling at (818) 300-3422 or request your free consultation today.