HavenCostGuide

5 use scopes · 50 states · 250 deep-link ROI verdict pages

Should you finish your basement?

5-tier ROI verdict (STRONG YES / PROBABLY / BORDERLINE / PROBABLY NOT / DON'T) for any US state × any of 5 use scopes. Math runs state-adjusted project cost vs. NAR Cost-vs-Value resale lift vs. personal-use value — capped by appraiser over-improvement guardrail. Want to model your specific numbers? Use the interactive calculator.

Start with a popular state

Featured selection

Browse by intended use

Each use scope below covers all 50 states. The recoup rate at sale varies significantly — rental-unit conversions recoup 85% (cap-rate underwriting), rec rooms recoup 70%, home offices 63%.

50 states

Bedroom suite (with egress + closet)

50 states

Rental unit (egress + kitchenette + bath)

Browse by state

Every state below jumps directly into the "bedroom suite" scope — the most-searched combination. Switch use scopes on the leaf page.

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