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The ADU/Granny Flat ROI Calculator projects rental income, cash-on-cash yield, payback period, and 10-year total return (income + appreciation) for accessory dwelling units. Typical California ADU: $150k build, $1,800-2,500 rent. Many municipalities have eased ADU permits as a YIMBY housing response.

Формула

Annual Income = (Rent − Expenses) × 12; ROI = Income / Build Cost

Водич чекор-по-чекор

1Enter required inputs
2Calculator outputs key result and related metrics
3Review and compare scenarios

Worked Examples

Влез

$150k build, $1800 rent, $300 expenses, 3% appreciation

Резултат

12% yield, 8.3 yr payback, $295k 10-yr return

Common Mistakes to Avoid

✕Forgetting to include all relevant inputs
✕Using outdated reference values

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