Tiny House Cost Calculator
Estimate the cost of a tiny house. Enter the size and fitout, a tiny house on a trailer is a different product (and cost) from a fixed small dwelling, and the fitout level drives most of the price.
Your tiny house details
Your estimate sits within the typical range.
A tiny house on wheels is classed as a caravan/RV, which avoids some building approvals but limits where you can legally live in it long-term. Check your council's rules before committing.
Tiny houses span a wide range, a basic kit versus a high-end house on wheels differ by three times. The big questions are on-wheels versus fixed (which affects approvals and where you can live) and how much you fit out.
💰 Ways to save
- A flat-pack kit you finish yourself is the cheapest path if you have the skills and time.
- Off-grid systems add cost but open up land without services, weigh that against a connected site.
- Check council rules on where you can legally live in a tiny house before building, it affects the whole decision.
or from $465/week over 5 years , indicative finance
How we estimate this
A tiny house in Australia typically costs around $90,000 to $130,000 for a professionally built house on wheels in 2026, with fixed cabins similar and flat-pack kits from around $45,000 before you finish them. The fitout level and off-grid systems are the main variables.
Pricing reviewed: November 2026.
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Pricing reviewed November 2026. Indicative Australian costs, not a quote.
Understanding tiny house costs in Australia
A tiny house in Australia typically costs around $90,000 to $130,000 for a professionally built house on wheels in 2026, with fixed cabins similar and flat-pack kits from around $45,000 before you finish them. The fitout level and off-grid systems are the main variables.
On-wheels versus fixed affects both cost and approvals, a house on wheels is classed as a caravan but limits long-term living options. The fitout, from basic off-grid to high-end, drives most of the price difference.
Frequently asked questions
How much does a tiny house cost in Australia?
Roughly $90,000 to $130,000 for a professionally built house on wheels in 2026, with flat-pack kits from around $45,000 before finishing. The fitout level and off-grid systems are the main variables.
Is a tiny house on wheels cheaper than a fixed one?
They are often similar to build, but on-wheels avoids some building approvals (it is classed as a caravan) while limiting where you can legally live long-term. Check your council's rules.
Are you a tiny house builder?
Everyone on this page is working out what tiny house costs because they are ready to hire. Put your business right beneath the calculator, in your state, so you are who they find. From $50/mo.