Tag: adu all-in cost

All the articles with the tag "adu all-in cost".

• ADU All-In Cost in California: Contingency, Loan Interest, Tax, and Vacancy (2026)

  Updated:5 Sep, 2026

  The $320,000 and $215,000 construction models are not what you actually spend. Add 12% contingency, construction loan interest, Prop 13 ADU-only tax, vacancy, and optional management — here are clear year-one all-in tables.