Best House Numbers Australia 2026: A Complete Buying Guide
Your house numbers are one of the first things visitors notice. They guide deliveries, help emergency services find you, and when chosen well, add serious street appeal to your home. With so many options on the market though, it's hard to know what's worth paying for and what's a waste of money.
This guide covers everything you need to know about buying house numbers in Australia in 2026: the materials that actually last, how to choose the right size, font and finish, and the things most people overlook.
What to Look for in Quality House Numbers
Not all house numbers are created equal. A few things make a real difference:
Thickness and weight. The best house numbers are made from solid material, not hollow, stamped or folded sheet metal. Solid numbers feel substantial, sit better on the wall, and last far longer. Look for numbers that are at least 6-8mm thick. If a number feels light and flimsy in your hand, it probably won't hold up to Australian conditions.
Finish quality. A good powder coat or finish is what protects your numbers from UV, rain, salt air and temperature swings. Look for architectural-grade powder coating from reputable brands like Dulux. Cheap spray-painted numbers will fade, chip and peel within a couple of years, especially in harsh Australian sun.
Mounting system. Quality house numbers come with a proper mounting system: threaded rods and spacers for a floating mount, or just the threaded rods for flush mounting. Unless you are installing letterbox numbers directly to a metal letterbox, avoid numbers that rely on adhesive tape alone, as these tend to fall off walls in hot weather.
Australian conditions. Australia's climate is tough on outdoor products. Whatever material and finish you choose, make sure it's rated for UV exposure, coastal conditions (if you're near the coast) and temperature extremes.
House Number Materials Compared
This is where most people get it wrong. The material you choose determines how your house numbers look on day one, and more importantly, how they look in five, ten or twenty years.
Solid aluminium: the best all-rounder
Aluminium is lightweight yet incredibly durable. It doesn't rust, resists corrosion, and takes a powder coat finish beautifully. When powder coated with an architectural-grade finish, aluminium house numbers can last 25 years or more without fading, peeling or discolouring.
Aluminium is also versatile. It can be precision cut into any font or size, and powder coated in a wide range of colours. This is why it's become the material of choice for custom house number manufacturers in Australia.
The key thing to look for is solid aluminium, not hollow aluminium extrusions or thin aluminium sheet. Solid aluminium (6-8mm thick) gives you a premium look and feel that you simply can't get from thinner materials.
Brass: looks great initially, but needs ongoing work
Brass house numbers have a beautiful warm tone that suits heritage and period homes. The downside is that brass tarnishes and discolours over time when exposed to the elements. That shiny gold finish will gradually turn green, brown or patchy, particularly in coastal areas or humid climates.
Some people love the aged patina of brass, but if you want your numbers to look consistent year after year, brass requires regular polishing and maintenance. Left unattended, brass numbers can look tired and neglected within just a few years. For the price you pay for quality brass numbers, there are better options that maintain their appearance without ongoing work.
Stainless steel: durable, but not immune
Stainless steel is often marketed as the premium option, and it does have good corrosion resistance. But stainless steel isn't truly "stainless". It can develop surface rust, tea staining and discolouration, particularly in coastal environments or areas with high pollution.
The grade of stainless steel matters a lot. Marine-grade 316 stainless holds up reasonably well, but the more common 304 grade can show signs of corrosion within a few years near the coast. Stainless steel is also difficult to colour. Most stainless numbers are limited to a brushed silver or polished chrome look, which doesn't suit every home.
Plastic and acrylic: the budget option
Plastic and acrylic house numbers are the cheapest option, and you'll find them at most hardware stores. They do the job of displaying your address, but that's about it.
The problems with plastic numbers are pretty predictable: they become brittle and crack in UV exposure, colours fade quickly in direct sunlight, they look cheap up close, and they're easily damaged by impact. In Australia's harsh UV conditions, plastic numbers can start deteriorating within 12-18 months.
If you're on a tight budget for a rental or temporary situation, plastic numbers will work short-term. But for your own home, they're a false economy.
Vinyl decals and stick-on numbers
Vinyl number decals are the simplest option. Peel and stick. They're flat, thin, and inexpensive. But vinyl degrades in UV light, adhesive fails in heat, and they offer zero three-dimensional presence on your home. They're essentially a sticker, and they look like one. Fine for a letterbox, but not a great choice as your main house numbers.
How to Choose the Right Size
Choosing the right size house number is more important than most people realise. Numbers that are too small won't be readable from the street. Numbers that are too large can look overwhelming on a smaller facade.
As a general guide, base your decision on how far your home sits back from the street:
- Close to the street (under 5 metres): 100-150mm height numbers work well. These are clearly visible without dominating the facade.
- Medium setback (5-15 metres): 150-200mm height numbers provide good visibility while maintaining proportion.
- Large setback (15+ metres): 200-300mm height numbers ensure your address is readable from the road. This is especially important for rural properties or homes on busy roads.
For letterboxes and apartment doors, smaller sizes (50-75mm) are standard.
A good tip: before you order, print your numbers at the size you're considering and tape them to your wall. Step back to the street and check if they're easy to read. This simple test can save you from ordering the wrong size.
Use our size selection guide to find the right height for your home →
Choosing a Font That Suits Your Home
Your house number font should complement your home's architectural style, not fight against it. Some general guidelines:
Contemporary and minimalist homes suit clean, geometric sans-serif fonts. Simple lines and even stroke widths create a modern look that doesn't distract from the architecture.
Federation, Victorian and heritage homes pair well with serif fonts or classic letterforms. These fonts have the traditional character that suits period architecture without looking dated.
Art Deco homes work well with geometric fonts that have Art Deco influences, with elegant proportions and 1920s-1930s styling.
Coastal and casual homes can suit rounder, more relaxed fonts with a hand-drawn quality. These feel approachable and laid-back, matching the vibe of a beach house or coastal cottage.
Ultra-modern and architect-designed homes can handle bold, angular fonts with sharp lines. These create a strong architectural statement.
Browse our full font range to find the right match →
Mounting Styles: Floating vs Flush
There are two main ways to mount house numbers to your wall:
Floating mount uses small rods behind each number to hold it off the wall surface, typically by 15-25mm. This creates a shadow effect that adds depth and dimension. Floating mount numbers look particularly striking on rendered walls, timber cladding and flat surfaces where the shadow is clearly visible. This is the most popular mounting style for modern Australian homes.
Flush mount fixes the numbers directly flat against the wall with no gap. This gives a clean, classic look and works well on textured surfaces like brick and stone where a shadow effect wouldn't be as visible. Flush mounting is also practical for exposed, windy locations.
Both mounting styles use rods fixed into pre-drilled holes in your wall, secured with outdoor rated epoxy adhesive. Most quality house numbers come with all the hardware and instructions you need for either mounting style.
Read our detailed guide on choosing between floating and flush mount →
What About House Number Signs?
If you prefer a complete, self-contained look rather than individual numbers, a house number sign might be the right choice. These are solid panels (usually circular, rectangular or square) with your number cut out or applied to the surface.
House number signs offer a neat, unified appearance and can be easier to install than individual numbers since you're mounting one piece rather than several. They work particularly well on narrow pillars, fence posts or small wall spaces where individual numbers might look crowded.
View our range of house number signs →
Where to Buy House Numbers in Australia
You've got a few options when shopping for house numbers in Australia:
Hardware stores carry a basic range: usually plastic, thin metal or vinyl decals. These are fine for a quick fix, but the range is limited and the quality reflects the price point. You typically won't find custom sizing, fonts or finishes.
Online marketplaces have a huge range, but quality varies wildly. Many listings are for imported products with no local warranty. It can be hard to judge thickness, material quality and finish from a product photo alone.
Specialist manufacturers focus exclusively on house numbers and signage. The advantage is expertise. They understand materials, mounting, sizing and design in a way that generalist retailers simply don't. You'll typically get custom options, better materials, proper installation hardware, and a warranty that actually means something.
When choosing where to buy, consider: Is the product Australian made? What material is it actually made from (solid or hollow)? What finish is used and will it last? Does it come with proper mounting hardware? Is there a warranty?
Our Recommendation
We may be biased, but we believe solid aluminium with an architectural-grade powder coat is the best combination of durability, aesthetics and value for Australian homes. It handles our UV, rain, coastal air and temperature extremes better than any other material, and it looks as good in year twenty as it does on day one.
At Peninsula House Numbers, every product is custom made from 8mm solid aluminium with a Dulux Architectural powder coat, right here in Australia. We offer five fonts, five sizes and five finishes, with both floating and flush mounting options. And we back everything with a 25-year guarantee.
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