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San Diego · Best of Houzz 10 Years · CSLB #768545

Home Additions in San Diego

When you love your neighborhood but need more space, a home addition adds square footage exactly where you need it — a new bedroom, an expanded kitchen, a second story, or a whole new wing. We design and build seamless additions across San Diego County that blend into your existing home and add lasting value.

Room & bump-out additions

Add bedrooms, bathrooms, offices, or living space that flows naturally from your existing floor plan.

Second-story additions

Expand upward without losing yard space — ideal for San Diego lots where square footage is at a premium.

Structural expertise

Foundations, load paths, and tie-ins handled by a licensed team so your addition is solid and code-compliant.

Free 3D rendering

See exactly how your addition will look and flow before a single nail goes in.

See it before you build

Get your project rendered free.

Every new client gets one free 3D rendering, made with our in-house design software — so you see the finished result before a single nail goes in.

Common questions

Home Additions in San Diego, answered.

How much does a home addition cost in San Diego?

Home additions in San Diego generally run $300–$500 per square foot depending on complexity, with second-story additions on the higher end due to structural work. We give a clear, itemized estimate up front.

How long does a home addition take?

Most additions take 4–8 months from permit to completion depending on size and scope. We provide a realistic schedule before we start.

Do you handle the permits for additions?

Yes. We manage all San Diego permitting, plan checks, and inspections from start to finish.

Get started

Get your free rendering.

Tell us about your project and we'll create one free 3D rendering with our in-house software, plus a free on-site estimate. No cost, no obligation.

Call
(866) 685-EDGE(866) 685-3343
Service area
San Diego County
License
CSLB #768545
Free 3D rendering + estimate

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