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Everything You Need to Know About Home Extensions: A Comprehensive Guide

Are you considering extending your home to create more living space? With property values continuing to rise and the cost of moving being significant, many homeowners are now opting to stay put and extend their current property instead of selling and relocating. If you are still unsure whether to renovate or sell, it’s essential to carefully evaluate the benefits of staying in a neighborhood you love and enhancing your living space.

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Staying in your current location means you don’t have to say goodbye to your familiar surroundings, schools, or community. By extending your home, you also have the opportunity to design the space exactly how you want it, incorporating features that suit your personal needs.

Why Choose to Expand Your Home?

When you feel that your home no longer accommodates your lifestyle or your growing family, extending your space becomes a practical option. If your family is expanding, and your home is becoming cramped, the idea of extending rather than moving may be appealing.

Aside from expanding to accommodate growing children, there are several other reasons why homeowners consider extending their properties. For example, you might want to redesign your home with an open-plan layout to make the space feel bigger and more modern. Perhaps increasing storage space or improving natural light are top priorities for you. Whatever the reason, the flexibility of a home extension provides an excellent opportunity to tailor your living space to your specific needs.

If you’ve made up your mind to stay in your current home, understanding the costs associated with extending your property is crucial before you start planning.

What Factors Influence the Cost of a Home Extension?

Several factors can determine the cost of your home extension, including the type of project you’re undertaking. For example, adding bathrooms tends to be more expensive than other types of extensions due to the complexity of plumbing and electrical work, as well as the high-end finishes often involved.

For a more budget-friendly option, converting an existing space like a garage into additional living space can provide a cost-effective solution. This type of extension allows you to utilize the current structure of your home, saving on the cost of building an entirely new addition.

The final cost of your extension will depend on factors such as the size of your property, whether you’re adding another floor, the quality of materials and finishes you choose, and any external professional services you need to hire, like surveyors or engineers. You should also take into account any required permits, the accessibility of your site, and the amount of demolition work that will need to be done.

Additionally, practical aspects such as the nature of your site (e.g., whether it’s flat or steep) and the amount of excavation or hazardous material removal required will influence the final price.

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Estimating the Cost of Your Extension

Experts estimate that the cost of extending a building ranges from $1,900 to $3,600 per square meter, depending on the complexity of the project. For instance, adding an extra room to your home may fall within this price range, while including wet areas like kitchens or bathrooms will increase the cost significantly.

If you’re adding a second floor or making significant structural changes, you can expect costs to be higher. While larger projects can sometimes result in more favorable pricing per square meter, the size and scope of your extension will ultimately dictate the cost.

Along with construction expenses, be prepared to budget for additional costs such as land surveys, soil reports, and any necessary professional consultations. It’s also wise to allocate an extra 10–20% to your budget to account for unexpected issues, such as finding hazardous materials like asbestos.

How Much Can a Home Extension Increase Your Property’s Value?

It’s challenging to provide an exact dollar amount for how much a home extension will increase the value of your property, but adding rooms or features that are in demand in your area is likely to provide a strong return on investment. For instance, adding an extra bedroom or bathroom in a neighborhood where these features are highly sought after can significantly raise your home’s value.

Research in various markets shows that extending a property by adding key features can increase its value by a substantial amount. For example, adding a bedroom and ensuite may boost the property value by up to 23%, while an extra bathroom could increase value by around 6%. When planning your home extension, it’s important to research local property trends to ensure your investment will yield a good return.

Do You Need Permission to Extend Your Home?

Before proceeding with any structural home extension, you’ll need to secure the proper permits and approvals from your local council. The cost of these permits will vary depending on where you live, so it’s essential to research this ahead of time and factor it into your budget.

Standard permits required for a home extension include demolition permits, development applications, building permits, and town planning approvals. If your project involves significant structural changes or alterations to the property’s appearance, it will likely require a more detailed approval process.

However, specific smaller projects, such as adding a granny flat or making internal changes, may qualify for a more straightforward approval process known as complying development, which can streamline the process.

The Professionals You’ll Need for Your Home Extension

Undertaking a home extension involves working with several professionals. Your first point of contact should be an architect or building designer, who will help you design the extension and create plans. Architects can also manage the entire project for you, though this will come at an additional cost.

You will also need a reliable builder to carry out the construction work. A good builder will hire subcontractors, such as electricians and plumbers, and ensure the work meets the necessary standards. Be sure to formalize your agreement by signing a clear contract, preferably one that a legal professional has reviewed.

By collaborating with the right team, you can ensure that your home extension is completed to your satisfaction and that the project runs smoothly from start to finish.

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Revoy is here to support you through every step of your property journey. Whether you're looking to buy luxury homes, manage your existing property, or explore investment opportunities, our expert team is ready to assist. We specialize in residential and commercial property management, providing peace of mind to all our clients. Contact us today and let us help you make smarter property decisions.

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