Construction Cost in Santa Monica, California Every Phase 1 project type for Santa Monica, in one place.
Permit office: Santa Monica Building & Safety + Planning Division.
Plan-check timeline: 8–12 weeks typical residential; OTC limited; coastal projects 14–24 weeks.
Distinctive overlays: Citywide Coastal Zone (CDP review applies far more often than in Long Beach or LA), Landmarks Commission review, Designated Multi-Family Districts, sustainability-code overlays more aggressive than state Title 24.
Fee load: ~5–8% of valuation; sustainability fees and inclusionary requirements add specific surcharges.
The most permit-friction city in the matrix.
Citywide coastal zone is the recurring story on every project type.
TRUbee
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TRUbee is the free AI-powered property report for California homeowners. Tell TRUbee your address and get straight answers on what your property can support, what your project will likely cost, and what value it can add to your home. No credit card. 60-second signup. Real local pros.
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Property Intel report — what your lot can support (ADU, addition, remodel, ground-up), zoning, setbacks, and the realistic value adds for your address.Cost Calculator — price ranges for the everyday projects every California home eventually needs: roof replacement ($6.5K–$30K+), HVAC ($5K–$12.5K+), windows ($3K–$20K+), plumbing, electrical panels, and interior/exterior painting.Permit Timeline tool — city-specific permit timing for 100+ California cities so you know what your project will actually take.Real bids from real local pros — vetted contractors bidding on your scope, not lead-gen call lists.Knowledge Bee — AI assistant trained on construction, permits, and California building code.
Why TRUbee is different
TRUbee is built and operated by HONEYCOMB USA, Inc. , an Owner's Representative firm. We protect homeowners — we don't sell you services. Property research and AI reports are completely free. There are no paid TRUbee tiers. If you decide to move forward with your project, you pay vetted contractors directly through our secure TrustFlow payment system. If you want hands-on project oversight, that's a separate optional engagement with HONEYCOMB.
Coverage
Full city-specific coverage in 100+ California cities today, with national rollout in progress. Bigger projects and repeat use often save tens of thousands.
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