Building an ADU in La Jolla 2026: Cost, Rules & ROI Guide
I'm Daniel Dechner, Lead Project Manager at IL Total Design & Build. La Jolla is the most lucrative neighborhood in San Diego to build an ADU — and the most complicated. Lot values are the highest in the county. Rental rates for a well-built one-bedroom ADU can clear $3,500/month long-term. And almost every parcel west




