In london and the south east the average cost per m2 is around 1 500 2 000.
Roof single storey wrap around extension.
The average cost per m2 for an extension outside of london is between 1 200 1 500.
If you re looking to build an extension on a budget you can achieve a single storey extension for around 1 500 to 1 900 m for basic quality a 4m x 5m extension would work out at around 30 000 for good quality expect to pay between 1 900 to 2 200 m or 38 000 for a 4m x 5m addition.
This could cost up to as much as 100 000.
While the bulk of outgoings will go on building materials and features approximately 10 or 15 of your budget is likely to spent on professional fees such as an architect and.
Where a building has low ceilings it can be difficult to build an extension tall enough to integrate two full 2 4m.
Kitchen extension kitchen extensions can be built using any of the above types of extensions such as a side return extension and wrap around extension.
Single storey wraparound extension in chapel row bucklebury these clients local to our factory in beenham wanted to extend the ground floor of their property in chapel row with a timber frame wrap around extension that would provide additional space to the side and rear of the property.
The main limitation on two storey extensions is usually the roof height.
Many single storey side extensions and rear extensions will fall within your permitted development rights.
If you have a roof terrace or flat roof at the top of your property it offers in some cases an opportunity to increase.
Single storey extension roof options.
For a larger single storey extension you could opt for a large wrap around extension with large amounts of glass in both the roof and walls.
A contemporary design with folding sliding doors glazed roof lanterns and large floor to ceiling glazing units would cost 1 800 to 2 200 per m so on the same budget the scale of the space may need to be reduced to around 23m.
The average cost of a single storey extension is around 35 000.
Flat roof extensions are a cost effective way to get the most out of your living space.
Take a look at our flat roof extension page for more ideas around flat roof extensions.
Both have their advantages and disadvantages.
It involves both a rear and side return to create a versatile l shaped space.
Planning policy requires an extension to be sympathetic to the existing house so the height of its ridge and eaves should not be taller than the existing roof.
The most expensive is a wrap around extension which is essentially a combination of rear and side return extension and these builds start at 55k.
A wraparound extension is ideal if you are looking to maximise space.
A basic extension will typically cost you around 1 000 per square metre meaning a 3 x 5 metre single storey extension for example would set you back 15 000.
When deciding to do a single storey extension you will need to choose between a pitched roof or a flat roof.
This would give you a good sized rear or side extension and includes the cost of a kitchen as.
