Extension Plans Online

Extension Plans The Easy Way...

Any Extension, Any Size, One Guaranteed Low Price

£395.00 Including completion and submission of your planning application

"Our ambition was to create the ulitimate one stop online resource for UK homeowners to obtain high quality affordable drawings for their home extension projects.

We are incredibly proud with what we have created and remain forever thankful to each and every one of our clients for putting their trust in my team of skilled technicians.

I hope to see you soon and look forward to welcoming you to the Fixed Price Architecture family"

Kev Miller (Business Owner)

Extension Plans Online

When considering how much value a well designed extension can add your home both emotionally and financially its paramount that your project gets off to the best possible start with good quality extension plan drawings.

At Fixed Price Architecture we believe in making good design affordable for everyone.

That’s why we have introduced our ‘clear as day’ pricing policy and introduced our Fixed Fee house extension plans packages.

We have been drawing plans for extensions for over two decades – Our experienced architectural designers can provide plans for any type of house extension project, single or double for one FIXED PRICE

Take a look below.  We have home extension plans packages to suit all budgets and requirements.

house extensions southend
dining room extension ashford

Drawings For Extensions

Whether you are looking for drawings for a single storey kitchen extension to a modest terraced house or a mamouth two storey extension to a detached four bedroom house in the country, our dedicated team will work with you to create the perfect drawings to support your project.

Fixed Price Extension Plans

As our name suggests, we offer extension plans for a fixed guaranteed low price.

Our commitment is to provide plans for any domestic home extension project, no matter how large or small for one guaranteed low price.

With prices starting from just £395.00 for a full set of planning permission drawings its easy to see why we are the fastest growing online Arechitectural services companies in the UK right now.

Our Work - House Extension Plans

Below we have showcased an extension plans project recently completed by our experienced and skillful designers to demonstrate the high quality of work that you can expect from us.

We believe that we create incredible value for money, and we hope you agree.  If you like what you see simply complete our quick form, and recieve your fixed price offer immediately via email.

Special Note: This project was a combined single storey rear extension & two storey side extension therefore the price was £545.00 – For singular jobs, ie just a side extension or just a rear extension – our fee would always be only £395.00 INC

Two Storey Side Extension & Single Storey Rear Extension in Essex

(June 2021)

extension plans
anothe view of a rear extension plans
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Two storey side extension drawings
plans for front extension

All Of This For Just £545.00

This 2D Extension Plans detailing this combined Two Storey Side Extension & Single Storey Rear extension in Essex together with 3D visuals were beatifully crafted by our dedicated design team for just £545.00 !

We even completed all of the council work and submitted everything into the council !


Want To See More Examples of our Architectural Drawings?

Take a look at our planning drawings page where we showcase all of our latest planning drawings, these include house extensions, loft conversions, garden rooms and all manner of projects requested by our amazing clients


Why Use Fixed Price Architecture For Your House Extension Plans?

“We promise to save you a small fortune in comparison to paying a local Architect to produce plans for your home extension

Whats more, we can add full building regulations detail to your drawings, provide structural calculations packages and even assist in Party Wall matters.

We are your online, one stop shop for everything you need to get your home improvement project up and running”


Kev Miller – Business Owner

Get Your Project Started Today
For Just a £50.00 Deposit