The five questions every LA ADU owner asks.
Cost. Permits. Timeline. Finance. Legal. Each hub aggregates the editorial, calculators, and process detail you need — answered for Los Angeles in 2025.
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Cost
Budgeting an LA ADU in 2025
What an ADU actually costs in Los Angeles — from soft costs and site work to finishes, contingency, and the line items most builders quietly omit.
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Permits
LADBS, ePlanLA, and the timeline you actually get
How LADBS plan check works for ADUs in 2025 — submission, correction cycles, sub-reviews, and the Standard Plan track that cuts permits to four weeks.
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Timeline
Realistic schedules from kickoff to keys
End-to-end ADU timelines for LA — pre-application through closeout — with the schedule risks that quietly add months.
Open the Timeline hub → - 042 articles · 2 tools
Finance
HELOCs, construction loans, and ADU-specific products
How LA homeowners actually finance ADUs in 2025 — HELOC, cash-out refi, construction-to-perm, and the new ADU-specific lenders worth knowing.
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Legal
State law, local ordinance, HOAs, and tenancy
The legal framework for an LA ADU — California's preemptive ADU statute, LAMC implementation, HOA limits, and the rent-control questions every owner should ask before tenanting.
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