ADU Construction and Garage Conversions – San Diego County
Time to Build
3–6 months (depending on design, permits, and site conditions)
Cost Range: $125,000–$325,000+
Pricing Disclaimer: Cost ranges are estimates only. Final pricing will vary based on your specific project size, roofing materials, and site conditions. A written proposal will be provided after inspection.
Financing Options: HELOC, ADU-specific loans, CalHFA ADU Grant
All financing options are subject to credit approval and may vary based on program eligibility. We'll help you find a solution that works for your timeline and budget—no pressure, no surprises.
Looking to increase livable space, generate passive income, or support multigenerational living? TAG Roofing & Solar offers full-service Accessory Dwelling Unit (ADU) construction and garage conversions throughout San Diego.
Whether you’re converting a detached garage into a rental suite or building a standalone backyard cottage, our licensed general contractors manage every detail—from permitting and planning to build-out and final inspection. Most ADUs take 3–6 months to complete depending on scope, site conditions, and jurisdictional reviews.
Why Build an ADU with TAG?
- Increase property value and rental income
- Comply with SB-9 and ADU-friendly zoning laws
- Energy-efficient builds with solar-ready design
- Seamless garage-to-living space conversion
- Full-service permitting, plans, and construction
- Local experience across San Diego County cities
- ADU grant guidance and cost-reducing options
What to Expect When Hiring TAG
- Feasibility Walkthrough & Consultation We assess your lot size, utility access, garage condition (if applicable), and local zoning to confirm what’s allowed and achievable.
- Custom Design + Preliminary Estimate Whether prefab, modular, or fully custom, we help select a layout that fits your goals—studio, 1-bed, 2-bed—and provide a concept-level cost range.
- Permitting & Engineering Plans We prepare architectural drawings, Title 24 reports, and submit your plans to the city. Most jurisdictions now allow expedited ADU permitting.
- Site Prep & Construction Our licensed crews handle demolition, grading, trenching, foundation pouring, framing, and full vertical construction. We ensure energy and code compliance every step of the way.
- Interior Buildout & Inspection We finish with plumbing, electrical, HVAC, insulation, windows, drywall, paint, and appliance installation. Final city inspections are coordinated and cleared by TAG.
- Handover & Walkthrough You’ll receive keys, warranty paperwork, and a move-in checklist. We also offer solar and roofing add-ons at this stage for long-term efficiency.
When downtime costs you thousands, don’t wait.
Call TAG Roofing & Solar for trusted commercial emergency roofing in San Diego—anytime, any day.
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