---
title: "Our Data Sources & Industry Benchmarks | HowMuchReno"
description: "Examine the state authority guidelines, master builder schedules, and trade cost registries that inform our home renovation cost engine."
source: HowMuchReno
sourceUrl: https://howmuchreno.com/data-sources
lastUpdated: 2026-07-02
citationUrl: https://howmuchreno.com/data-sources
---

# Our Data Sources

Examine the state authority guidelines, master builder schedules, and trade cost registries that inform our home renovation cost engine.

Our core cost parameters are benchmarked using official construction publications and Australian trade schedules:

To ensure realistic budget vs luxury tiered estimates, we track standard retail and trade wholesale cost guides:

Estimates are indicative only and based on publicly available data. Actual costs may vary.

© 2026 HowMuchReno. A Hustle Ventures product.

## Construction Cost Indices & Trade Guides

## Material & Appliance Benchmarks

#### Guides

#### Company

#### Categories

## Key Points

- Master Builders Association (MBA) & HIA: Standard contractual guidelines, average square metre renovation rate guides, and annual residential construction surveys.
- Rawlinsons & Cordell: Australian Construction Handbook cost guidelines and renovation material cost indices for 2026.
- Appliance & Plumbing Fixtures: Standard retail pricing guides from major national suppliers (such as Harvey Norman, Reece Plumbing, and Bunnings Trade).
- Finishing Materials: Timber species cost schedules (Spotted Gum, Merbau), engineered stone benchtop pricing guides, and premium ceramic/porcelain tile indices.
- Kitchen Renovation
- Bathroom Renovation
- Apartment Renovation
- Laundry Renovation
- Calculator
- How We Calculate

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*Source: [HowMuchReno](https://howmuchreno.com/data-sources)*