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Renovation Cost Calculator

Renovation budget by room and scope of work, with contingency and cost per square metre.

Enter values

Results update as you type.

Result

Total renovation budget

$72,450.00

General works
$48,000.00
Kitchens and bathrooms
$15,000.00
Contingency
$9,450.00
Cost per m²
$1,207.50
Typical duration
4–8 weeks

Renovation costs vary widely with building age and condition — always allow a healthy contingency.

About the Renovation Cost Calculator

Renovation budget by room and scope of work, with contingency and cost per square metre.

Also known as: remodel cost calculator, home renovation budget, refurbishment cost, makeover cost.

How to use this calculator

  1. Enter area to renovate, scope of work, kitchens, bathrooms and the other fields.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Review the breakdown shown under the main result.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

budget = area × rate + room fit-outs + contingency

Worked example

Using the values pre-filled in the calculator above:

  • Area to renovate = 60 m²
  • Scope of work: Moderate — new kitchen or bathroom
  • Kitchens = 1
  • Bathrooms = 1
  • Cost per kitchen = 9,000
  • Cost per bathroom = 6,000
  • Contingency = 15 %

the calculator returns:

  • Total renovation budget: 72,450
  • General works: 48,000
  • Kitchens and bathrooms: 15,000
  • Contingency: 9,450