An ADU (accessory dwelling unit) is a self-contained second living space on a residential property — with its own entrance, kitchen, and bathroom. In Arizona, detached backyard ADUs are most commonly called casitas.
We pull your plat map, confirm lot size and dimensions, locate utility easements, and determine which city's permitting rules apply to your parcel.
We review your CC&Rs and advise on any HOA approval process. If submission is required, we prepare all documentation on your behalf.
Full construction drawings prepared: site plan, floor plan, elevations, electrical, mechanical, and structural. Submitted directly to your city's building department.
Your city reviews drawings for code compliance. We respond to any plan-check comments and resubmit as needed.
Once approved, the building permit is issued. We schedule the groundbreak.
Inspectors visit at key milestones: pre-slab, rough framing, rough electrical/plumbing, insulation, and final.
Final city inspection confirms code compliance. CO issued, walkthrough, and keys.
Total timeline from consultation to move-in: approximately 6–9 months for most Valley Casita Co. projects.
Borrow against home equity. Keep your mortgage rate. Draw funds as needed during construction.
Refinance your mortgage, pull equity as a lump sum. One payment covers your home and the casita.
Short-term loan that converts to a mortgage at completion. Good if you don't have significant equity.
See our full financing guide for a detailed comparison and lender referrals.
Ready to take the next step?
Free consultation. No obligation. We respond within one business day.