Extension Plans
How Much Are Architects Plans

Extension Plans The Easy Way...

Any Extension, Garden Room, Or Loft Conversion...ONE FIXED PRICE

Bespoke Extension Plans Professionally Drafted By Experienced Design Professional
Only £400.00 INCLUSIVE

Price Includes Your Architectural Extension Plans, Council Submissions, And Even A Set Of 3D Visuals....
In Fact Everything You Need To Get Your Project Approved !

No Hidden Extras, No Faff, Just A Brilliant Online Experience And Extension Plans At
A Prices To Brag About!


Check Out This Video From Our CEO Kev Miller Where He Explains How You Can  You Can Extend Your Home Without Without Planning Permission…

A Modern Way To Get Hold Of Professionally Drafted Extension Plans For Your Project

Thankfully, long gone are the days when the only way you could obtain planning permission to extend your home was to commision a local architect to produce your drawings in return for a fee often calculated as a percentage of the overall build cost which would regularly run into thousands of pounds.

Over the past decade the internet has provided astute homeowners with a more cost effective solution to procuring planning and building regulations drawings for their domestic home improvement projects.

The format for all of these services is the same dated format of filling out a form, and waiting for a quote to arrive.

All of our FIXED PRICE Planning and Building Control Drawing Service Packages are viewable via our online store. 


It Could Not Be Easier

Simply browse our online store until you find the drawing services that match your project.

Add the package to your basket and checkout.

You will then be sent an email inviting you to join your project board where you will be able to upload your photographs and sketches.

We Always Go The Extra Mile...

Everyone knows the importance of shopping around for goods and services and we fully endorce this however as we know only too well, there are not many (if any) companies able to offer all that we do at the prices we charge.

To make it simple for comparing like for like, we have included below a free handy chart. 

Why Choose Us Fixed Price Architecture?

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



Whats more, we can produce incredibly detailed building regulations plans, provide structural calculations packages and assist in any party wall matters or build over agreements that you may need help with.



We are the online service that provides EVERYTHING you need to get your project ready to build.



Finally, you won’t find a more helpful or happier bunch of people to collaborate with than us – We absolutely love what we do, as you will see from the moment you meet us

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.