Coastal · San Diego County

ADU Services in Imperial Beach, CA.

ADUz designs, permits, and builds accessory dwelling units here, with honest feasibility and bilingual service from start to finish.

Imperial Beach sits at San Diego County's southernmost tip, where bungalows are 50-plus years old and lots are small and tight. Families here build ADUs to house aging parents, grown kids, or to generate rental income in one of the county's most affordable coastal markets.
Local context

Building an ADU in Imperial Beach

Along Seacoast Drive and through Downtown IB's older bungalow blocks, homeowners are sitting on property that's worth far more than it used to be. Lots are compact, homes are aging, and demand for housing near the coast keeps climbing. That combination is exactly why more Imperial Beach families are turning to ADUz to design, permit, and build accessory dwelling units on their property. Whether the goal is a place for a parent, a space for an adult child who can't afford rent elsewhere in the county, or a second income stream in a neighborhood where rentals move fast, an ADU makes sense here. ADUz is a family-run San Diego operation. Alma Sanchez handles the design and permitting work, and The Rock Remodel (CA 1042918) handles the licensed build. One team, one process, start to finish.

Imperial Beach falls under City of Imperial Beach jurisdiction, not the county, so permits go through city planning rather than the county's over-the-counter ADU process. That distinction matters when it comes to setbacks, height limits, and what the city will approve on a given lot. IB's housing stock runs mostly toward older single-story bungalows on smaller lots, which means detached ADUs need to work within tighter rear-yard setbacks. Attached ADUs and garage conversions often make more sense on the tightest parcels. The Southwest corridor and the blocks east of Downtown IB tend to have slightly more lot depth to work with. Rental demand near the beach, Naval Air Station North Island across the bay, and the Tijuana border crossing keeps occupancy high, which makes an ADU a practical income play for homeowners who have lived here long enough to see values rise. ADUz knows how to match the unit type to what the lot will actually support.

Neighborhoods we serve in Imperial Beach: Seacoast Drive · Downtown IB · Southwest IB · Palm Avenue Corridor · Donax Street area · 13th Street district · Imperial Shores

Pricing

How much does an ADU cost in Imperial Beach?

Most ADUs in this part of San Diego County land between $150,000 and $400,000, depending on whether it is a garage conversion or a detached new build, the size, and your finishes. We give you an honest range before you commit.

We start with a feasibility check, then give you a clear design and build quote for Imperial Beach. No surprise line items, and the price is confirmed before anything gets built.

Imperial Beach FAQs

What do Imperial Beach homeowners ask?

What does an ADU cost to build in Imperial Beach?

Most ADU projects in Imperial Beach run somewhere between $150,000 and $320,000 depending on size, unit type, and site conditions. Smaller attached units or garage conversions tend to land on the lower end. Detached new construction with full finishes runs higher. ADUz gives you a clear project estimate during the design phase before anything goes to the city.

How long does the ADU process take in Imperial Beach?

From design through permit approval through final inspection, most projects take 10 to 18 months. The City of Imperial Beach processes its own ADU permits, which adds a local review step. Design and permitting alone typically takes 3 to 5 months, then construction runs another 4 to 8 months depending on scope. ADUz manages the permit process so you're not navigating city planning on your own.

What kind of ADU works best on an Imperial Beach lot?

Most IB lots are on the smaller side, so attached ADUs built off the back of the main house or converted garages are often the most practical fit. Where the lot has enough rear-yard depth, a small detached unit is possible and tends to feel more independent for a tenant or family member. ADUz looks at your specific lot dimensions and zoning before recommending a direction.

Service area

Where we work in Imperial Beach

We serve Imperial Beach and the surrounding area daily.

Serving Imperial Beach

Thinking about an ADU in Imperial Beach?

Tell us your address and your goal. We'll tell you what's possible, in English or Spanish.