Find house designs that
actually fit your block.
Enter your lot dimensions and instantly see compatible home designs from top Australian builders. Stop guessing if a floor plan will work.
Free to search • No account required • Instant results
How it works
Three simple steps to find house designs that actually fit your block.
Enter your block
Tell us your lot width, depth, and what you're looking for in a home.
See matching designs
Instantly see builder plans that fit your land, ranked by compatibility.
Get feasibility reports
Understand fit, setbacks, and estimated build costs before you commit.
Home builders across Australia
Find house designs from builders in major cities and growth corridors.
Frequently asked questions
Everything you need to know about finding the right home design.
How do I find a house design that fits my block?
Enter your lot dimensions (width and depth) into our free search tool. We instantly match your block with compatible home designs from Australian builders, showing you which floor plans will actually fit your land.
What size house fits a 12.5m wide block?
A 12.5m wide block typically fits single-storey homes up to 10-11m wide (allowing for setbacks). Double-storey designs can maximise floor space on narrower lots. Use our search tool to see exactly which designs fit your specific dimensions.
How much does it cost to build a house in Australia?
Building costs in Australia range from $1,800 to $4,500 per square metre depending on location and finishes. Sydney averages $2,100-$4,000/sqm, Melbourne $1,800-$3,800/sqm, Brisbane $1,600-$3,200/sqm, and Perth $1,600-$3,000/sqm.
Is AptSide free to use?
Yes, searching for home designs is completely free. Enter your block dimensions, browse matching designs, and compare options at no cost. We only charge for detailed feasibility reports if you want them.
Which builders are on AptSide?
AptSide features designs from major Australian builders including volume builders and boutique custom home builders across Victoria, New South Wales, Queensland, and Western Australia.
Perfect for every home building journey
First Home Buyers
Building your first home? Find designs that fit your block and budget. Check eligibility for first home owner grants.
Knockdown Rebuild
Replacing an old home? See which modern designs fit your existing block without the hassle of moving suburbs.
House & Land Packages
Bought land in a new estate? Find designs sized for your lot from builders active in your area.
Ready to find your perfect home design?
Start your search now. Enter your block dimensions and see matching designs in seconds.
No sign-up required • See results instantly • Compare builders side by side
Are you a home builder? Partner with AptSide to reach buyers searching for designs like yours.