ROI Estimator

See the full 10-year investment picture.

This is a free planning tool. We do not collect or store your information. Estimates are informed by publicly available web-based information and AI-assisted research; they are not DADU Solutions prices, bids, or guarantees.

Estimate your 10-year return

This takes about one minute. No contact information is required.

Property and project

ZIP code Drives local value and rent assumptions

City For your reference

Finished DADU sizeSquare feet

Estimated project cost

Bedrooms

Studio1 bedroom2 bedrooms3 bedrooms

Bathrooms

1 bath1.5 baths2 baths

Planning assumptions

Annual property appreciation 5% annually Used consistently throughout the 10-year estimate.

Annual rental growth 3% annually Applied to the estimated monthly rent.

Estimated monthly rent $— per month

The model uses ZIP-based planning assumptions for added property value and rent, then adjusts for square footage, bedrooms, and bathrooms. Property appreciation is fixed at 5% annually and rental growth at 3% annually for a consistent planning comparison.

Your 10-year outlook

Enter your project information to explore what the investment could mean over time.

Estimated instant equity

$—

Estimated value added beyond project cost

Projected DADU value after 10 years

$—

Based on 5% annual property appreciation

10-year gross rental income

$—

Assumes 3% annual rent growth; before expenses

Total 10-year value

$—

Projected DADU value plus 10-year gross rental income

Estimated value today$—

Projected value in year 10$—

10-year gross rental income$—

Initial investment$—

Total value less initial investment$—

What this could mean

A DADU can create value in more than one way.

Smart ADU Projects Don’t Start with a Good Contractor.

They Start with Good Information.

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Planning disclaimer: This calculator provides educational planning estimates only and is not an appraisal, tax opinion, or investment guarantee. Property values, rents, vacancy, appreciation, taxes, insurance, maintenance, operating expenses, and construction costs vary. A property-specific feasibility study and qualified financial or tax advice should be obtained before making investment or construction decisions.