Best ROI renovations: garage door (93%), entry door (91%), attic insulation (100%). Worst: major kitchen remodel (54%).
ROI data from Remodeling Magazine's Cost vs. Value Report 2023.
Curb appeal projects consistently outperform interior upgrades in ROI.
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The most frequent error is using approximate inputs in a precise calculation and treating the result as if it were exact. The output is only as accurate as the inputs — imprecise measurements or estimated values produce imprecise results.
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Garage door replacement (93% ROI), attic insulation, and entry door replacement consistently top the list.
A minor kitchen remodel returns ~81% ROI. A major remodel returns only ~54% — you spend more than you recoup.