Custom Home Design-Build in Covina

Most Covina tear-down-and-rebuilds are sitting on 6,500-9,000sf flat lots in 91722 and 91724 with R-1 zoning and a clear path to 2,500-3,500sf of new construction. The constraint isn't entitlement (Covina is permissive compared to LA City). The constraint is doing it for a number that pencils. We've been designing in Covina since 2016 and pulling our own permits as the CSLB-licensed GC since 2023, so the architect and the builder are the same phone call. Real cost band: $250-$480/sf. We'll tell you on the first site visit whether your lot is worth building.

What a Covina ground-up custom home actually costs in 2026

Off real LA County invoices closed in the last 18 months on Covina, Charter Oak, and Glendora-adjacent ground-ups: $250-$320/sf for a clean 2,200-3,000sf two-story on a flat pad with stock-spec finishes, $320-$420/sf for a 3,000-3,500sf modern with upgraded glazing, mid-tier custom cabinetry, and integrated outdoor living, and $420-$480/sf when premium finishes, structural steel, large window walls, or extensive site work come in. Soft costs (architecture, structural, Title 24 2022, soils, Covina plan check) typically run 7-10% of construction.

We don't hide the line items. If the lot has expansive soil, an old septic abandoned in place, or a setback that kills the program, we tell you on the first visit. About 25% of Covina tear-downs we look at don't pencil once the demo, abatement, and structural numbers are real.

Off your bid by more than 10%? Line items, trade by trade, spec by spec, soft costs and contingency visible. About 65% of clients off a competing bid stay once the breakdown is on the table.

Covina entitlement and plan-check rhythm

Covina is straightforward compared to LA City. R-1 standard residential setbacks, no design review for a code-compliant single-family home, no HPOZ, no coastal, no hillside. Plan check on a complete CD set runs 4-7 weeks on a first review, 2-4 weeks on resubmittal. Inspections are scheduled within 24-48 hours. The total entitlement-through-permit window on a clean Covina file is 12-18 weeks.

Where Covina gets sticky is 210 freeway noise mitigation if your lot is in the impacted corridor, lot-line conditions on the older subdivisions where the as-built survey doesn't match the recorded lot, and demolition permits if you have asbestos or lead in the structure coming down. We coordinate all of that pre-submittal.

Title 24 2022 and the real all-electric build

Covina, like every California jurisdiction, is on Title 24 2022 with the mixed-fuel penalty. A new home today is functionally all-electric: heat-pump HVAC, heat-pump water heater, induction or electric range, EV-ready, solar-ready or solar-installed. The cost difference between a 2018-spec gas build and a 2026 all-electric build is roughly 6-10% on MEP. We design it in from schematic and we model the energy compliance in-house.

The all-electric build is also what your appraiser, lender, and resale buyer will expect by 2027-2028. We don't build to the prior code.

Why the architect-builder model matters in a price-sensitive market

Covina pencils when the design, the engineering, the bid, and the build are all coordinated in one office. A two-sided design-bid-build adds 8-14% to the all-in cost through change orders, RFI delays, and bid-versus-actual spread. We've been the architectural design firm since 2016 and the CSLB-licensed GC since 2023. 200+ LA County builds in the file. Same office, same number. The savings show up in the line items.

Demolition, abatement, and the realistic pre-construction window

Most Covina tear-downs come with pre-1981 asbestos and lead in the structure being removed. AQMD requires a survey and licensed abatement before demolition. Budget $4K-$12K for survey and abatement on a typical 1,200-1,800sf ranch coming down. We coordinate the abatement, the demo permit, and the soils investigation for the new construction in the same pre-construction window.

The realistic Covina tear-down-to-new-occupancy schedule is 16-22 months when the abatement, demo, soils, design, permit, and construction are sequenced cleanly. We map the whole schedule on the first site visit so the financial planning matches the timeline.

Construction-loan coordination, soft costs, and the realistic financial picture

Covina ground-ups are typically funded by construction-to-permanent loans through regional lenders. We coordinate with the lender on appraisal documentation, sworn budget statements, lien-release tracking, and inspection-tied milestone draws. The draw schedule is mapped to construction milestones (foundation, framing, dry-in, mechanical rough-in, drywall, finish) so the funds flow as the work completes.

Soft costs (architecture, structural, Title 24, geotech, civil, permits, soils, surveying, inspections) typically run 9-12% of construction on a Covina ground-up. We give you the full soft-cost line item at design so the loan budget reflects reality, not a stripped-down stub that gets revised mid-construction.