FreeByte

Renovation return calculator

Compares renovation spend against the expected uplift in value.

Built and reviewed by Dovanic, Founder and editor, FreeByteLast reviewed: 2026-08-18
$
$
9.0%
3 yr

Return on the spend

-24.0%

Value added

$34,200

Profit or loss
-$10,800
Value after work
$414,200
Cost per year held
$15,000
Break-even uplift needed
11.8%

Uplift estimates are the weakest input here — check comparable sales before committing.

Compares renovation spend against the expected uplift in value.

A worked example

Starting figures

Renovation cost
$32,000
Value added
$48,000

What it returns

ROI
50.0%
Net gain
$16,000
Value added per $1
$1.5

How to read the results

Uplift is a percentage of current value; return is uplift less cost over cost.

With the defaults above, roi works out at 50.0%.

Methodology

Uplift is a percentage of current value; return is uplift less cost over cost.

  • · Uplift estimates are the weakest input.
  • · Ignores enjoyment value and market timing.

Estimates only. Nothing here is financial advice. Spotted something wrong? Tell us and it gets fixed.

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