Want to see if it makes sense for you to build an ADU?
Building an ADU in La Jolla 2026: Cost, Rules & ROI Guide
La Jolla has the highest ADU rental rates in San Diego County — and some of the tightest Coastal Zone restrictions. Here's what lot constraints and premium construction costs mean for your project.
Coastal ADU Permits San Diego: AB 462 Cut Timelines to 60 Days
AB 462 cut Coastal Development Permit timelines to 60 days for San Diego homeowners west of I-5. Here's what changed, what still requires a CDP, and how to move before the rules shift again.
ADU & Home Addition Construction Timeline in San Diego: A Phase-by-Phase Breakdown
A phase-by-phase breakdown of the ADU construction timeline in San Diego — from design through permit approval to final inspection — with honest timelines from real recent projects.
ADU Financing in San Diego: Every Loan Option Explained (2026)
A complete breakdown of ADU financing in San Diego: HELOCs, construction loans, renovation loans, and state programs — what each costs, who qualifies, and which makes sense for your project.
Do You Need an ADU Architect in San Diego? Here’s the Truth
Most San Diego ADU permits don't require a licensed architect. Here's when you do, when you don't, and why a design-build firm often delivers better results at lower cost.
Home Additions in San Diego 2026: Cost Per Square Foot, Best Areas & Why Expanding Your Home Is the Smartest Investment
Room additions in San Diego cost $250–$500+ per square foot in 2026. Here's what drives pricing, which neighborhoods get the best ROI, and why expanding beats moving in today's market.
The San Diego ADU Market in 2026: Trends, Costs, Laws & Opportunities
ADU permits in San Diego are at record levels. Here's what's driving demand, what it costs to build in 2026, and how new state laws are reshaping the local housing market.
SB9 Vs. ADU
SB9 lets you split your lot or build a duplex, while ADUs add a separate unit without subdividing. Here's a clear breakdown of which path makes more sense for San Diego homeowners in 2026.
Companion Unit Regulation Rundown
A plain-English overview of San Diego's companion unit (ADU) rules — lot requirements, size limits, setbacks, and what changed under California's recent state law updates.
Benefits Of Building An ADU In San Diego
An ADU adds rental income, increases property value, and gives you housing flexibility — for aging parents, adult kids, or passive income. Here's a full breakdown of why San Diego homeowners build them.