Home Extensions Cheltenham

Home extension builders in Cheltenham that help expand your home based on your vision

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XL Built – Your Local Extension Builder in Cheltenham

Looking to extend your home in Cheltenham? Whether you’re outgrowing your current space, craving more modern functionality, or wanting to add value to your property, XL Built is your trusted partner for beautifully designed and expertly built home extensions. From seamless single storey extensions to stunning second storey additions, we deliver projects tailored to your lifestyle and family’s needs.
Cheltenham, located in Melbourne’s sought-after bayside area, is a thriving suburb known for its leafy streets, family-friendly vibe, excellent schools, and proximity to both the beach and Southland Shopping Centre. With a mix of classic homes and modern builds, many homeowners in Cheltenham are choosing to extend their existing properties rather than move. Extending allows families to enjoy more space and comfort while preserving the charm and character of their current home.

With decades of combined experience, our team ensures every project is delivered with exceptional craftsmanship, clear communication, and minimal disruption to your daily life.

For many homeowners, that means extending their home, rather than relocating, to meet the needs of modern living while retaining Brighton’s unique architectural appeal.
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Why Homeowners in Cheltenham are choosing to Extend

The demand for home extensions in Cheltenham is growing year-on-year. Families are choosing to stay in the area for its:

Proximity to top schools

such as Cheltenham Grammar and Firbank Grammar

Coastal lifestyle

paired with inner-suburb convenience

Strong property values

making extensions a smart long-term investment

Heritage and charm

which many owners prefer to enhance rather than replace
Whether it's a growing family needing more space or a couple seeking a more functional layout for entertaining, extending offers a practical alternative to moving — without leaving behind everything they love about the area.

Common building challenges in Cheltenham

Cheltenham is a well-established suburb in Melbourne’s south-east, popular with families, professionals, and downsizers. With its mix of heritage homes, modern townhouses, and family-friendly streets, extending a home here comes with unique considerations:

  • Heritage overlays
  • Narrow or sloping blocks
  • Coastal environment
  • Strict Council regulations

At XL Built, we help Cheltenham homeowners navigate these challenges with ease. From consultation to construction, we provide a seamless, end-to-end extension service.
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Second Storey Extensions Cheltenham

Need extra bedrooms, a parents’ retreat, or a home office with elevated views? A second storey extension is the perfect way to maximise your Cheltenham property’s footprint without losing precious backyard space.
With land at a premium in Cheltenham, building up can unlock:
  • Elevated coastal views
  • More space for growing families
  • Increased resale value in a high-demand suburb
  • Zoned living areas for teens or multi-generational households
Our team manages everything — from structural assessments and engineering to town planning, design, and construction — ensuring a stress-free experience.

Second Storey Additions

What our Clients say...

See what some of our clients have said about their experience with XL Built home extension builders

XL Built took the time to truly understand our vision and delivered a home that exceeded our expectations in both design and quality. They made the whole process stress-free with clear communication and no unexpected costs. We highly recommend XL Built

Natalie P

Second Storey Extension

XL Built exceeded our expectations with an on-time and on-budget renovation of our 100-year-old single fronted terrace house in Richmond.

If we ever build again, XL Built will be our first choice

Andrew R

Ground floor extension

We had a fantastic experience renovating and extending our house in Hawthorn with XL Built. Luke and his team were responsive, efficient and always going above and beyond to make sure we were happy. The quality of both the new extension and the works to the original 120 year old cottage is excellent.

We couldn't be happier with the result and recommend XL Built.

Margaret G

Single Storey extension

XL Built were impressive from our first interaction through to the last. Unlike others, Luke spent the time to understand our council’s construction requirements and planning permit requirements even before we met  so we could get a good idea of total build duration. He also came prepared with some great suggestions in order to maximise opportunity within budget.

Would highly recommend XL Built!!

Stacey S

Second Storey extension

Our experience with the XL Built team was outstanding. Their professionalism and quality was well above all expectations. I went into the renovation process with a lot of skepticism after hearing of many horror stories. XL Built have well and truly changed my mind and I would recommend and reuse the team for any future work.

Thanks to Luke and his Trades for creating beautiful spaces for our family.

Michael C

Extension and renovation

Luke and his team picked up the plans done by a draftsman to execute our renovation vision with patience, care and attention to detail.

We couldn't be happier with the result. Great oversight from Luke, professional trades who took real pride in their work (special callout to the tiler) and an amazing product at the end.

Would definitely recommend XL Built for anybody considering a renovation or extension.

Richard S

Extension and renovation

We went through an intense process looking for a home extension builder and went with XL Built due to their sheer professionalism and we weren’t let down.

As we had undertaken a previous renovation not long before, XL Built was able to preserve and reuse most of our old items…Never overpromised, were super patient as we kept changing things around and in fact finished before schedule and left everything very clean.

Highly recommend them as they have given us a beautiful home.

Parvana Wali

Extension and renovation

We've been back home for a month now, and I just love our 'new' home. We all have some much needed space, not to mention the extra storage!

From start to finish, we were updated at every stage, and we appreciated all the hard work of the XL Built team. The new bathrooms are gorgeous, and the second storey is brilliant.

Thank you again to Luke and the team for taking our ideas, and turning them into an affordable reality.

Flip McKinnon

Second Storey extension

Types of Home Extensions We Build

  • Second storey additions
  • Rear home extensions
  • Living renovations
  • Master suite & ensuite extensions
  • Period home upgrades with modern finishes
Whether you live in central Cheltenham, near Southland, or in the quieter residential pockets, we tailor every extension to suit your home’s character and your family’s needs.
second-storey addition in Melbourne

Our Partners

al-windows-doors
Carpet Court Flooring
first choice Logo
Hume Doors
national tiles logo
plaster profiles Mouldings

Start with a Free
on-site consultation

Book your free consultation and feasibility assessment for your Cheltenham property today. Our process includes:

  • Understanding council restrictions
  • Exploring home extension options
  • Visualise your dream home with 3D design concepts
  • Receive your personalised design and build quote
At XL Built, we’re known for our quality workmanship, integrity, and delivering projects on time and within budget. We’re not just builders — we’re your partners in creating a home that truly works for you.

📍 Proudly servicing Cheltenham, Mentone, Beaumaris, and surrounding Bayside suburbs.
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