Cost of Single Storey Extension in Bury (2026)
Bury quotes for single storey extension are landing between £1,655 and £2,945 per m² at the moment. Most jobs take 10-16 weeks. The three things that move the price most around Greater Manchester are ground conditions and foundation depth; glazing ratio (bi-folds, roof lights); kitchen refit included.
What keeps single storey extension prices down in Bury
Bury is a large city of around 192,000 in Greater Manchester. The housing is mostly red-brick Victorian terraces, stone-built millworker housing and post-war semi-detached estates typical of Northern industrial towns. That matters: older properties usually mean more pipework, rewiring and retrofit surprises, while newer builds in districts like BL8, BL9 tend to be quicker jobs with standardised fittings. Local trade prices sit below the UK average. Lower contractor overheads and shorter distances across Greater Manchester do most of the work.
Bury runs around 8% below the UK average on single storey extension: budget £1,655 to £2,945 per m², supported by a deep local contractor pool. The North West swings hard on location. Manchester, Chester and Trafford are around the UK average; Blackburn, Burnley and Cumbria are well under it. Liverpool has no shortage of firms. If the job's in a Lake District postcode (CA, LA) expect a travel surcharge past the A590.
Most single storey extension work in Bury runs 10-16 weeks, costing £1,655 to £2,945 per m²; the local rate runs around 8% below the UK average. Building jobs are labour-heavy, and materials have moved fast, brick, timber, steel, insulation and board are all 20 to 40 percent up on pre-2022. FMB and TrustMark are your best signposts for a proper builder. On anything bigger than a loft conversion, get a Building Control officer involved from day one; fixing non-compliance later costs a fortune.
Single Storey Extension price tiers in Bury (£1,655 to £2,945)
Simple rear extension with standard finish
Open-plan kitchen extension with bi-fold doors
Wrap-around or glazed extension with lantern roof and structural steels
What affects the price of single storey extension in Bury?
- Ground conditions and foundation depth
- Glazing ratio (bi-folds, roof lights)
- Kitchen refit included
- Structural steels and knock-through
- Planning permission vs PD
Bury runs 8% under the UK average for single storey extension
Bury sits in the building & construction market at a cost multiplier of 0.92× the UK national average. That puts Bury single storey extension prices at £1,655-£2,945 versus the UK average of £1,800-£3,200 per m².
Single Storey Extension cost calculator: Bury
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What's typically included in a single storey extension quote
- Foundations and drainage
- Brick and block shell
- Roof and glazing
- First and second fix
- Plaster and decoration
Frequently asked questions
How much does single storey extension cost in Bury?
Budget £1,655 to £2,945 per m² for single storey extension in Bury. Prices here are around 8% cheaper than the UK average. What moves a quote inside that range is mostly building contractor day rates in Greater Manchester and the specific material list for your job.
How long does single storey extension take in Bury?
A straightforward single storey extension job in Bury runs to 10-16 weeks. You can lose days to things outside the contractor's control: parts on backorder, awkward access, or a firm slotting your job around existing bookings. Ask for a start date and expected finish up front.
What's included in the price of single storey extension in Bury?
A proper single storey extension quote in Bury should cover: Foundations and drainage; Brick and block shell; Roof and glazing; First and second fix; Plaster and decoration. If any of those aren't itemised on your quote, push back and ask. A written guarantee with a clear warranty period is reasonable to expect on this kind of work.
Is single storey extension cheaper in Bury than the UK average?
Single Storey Extension in Bury runs around 8% cheaper than the UK average. The UK-wide benchmark for this job is £1,800 to £3,200 per m²; Bury quotes tend to land between £1,655 and £2,945. Handy to know what the average actually looks like before you price round.
Do I need planning permission for single storey extension in Bury?
Most rear extensions fall under Permitted Development (up to 6m terraced/8m detached with Prior Approval). Side extensions and Article 4 areas require full planning. If the property sits in a conservation area or is listed, ring Greater Manchester Council before you book anything in. It's a free call and saves a world of grief later.
How do I get a fair single storey extension price in Bury?
Get at least three written, itemised quotes so you can compare like for like, and tell each firm exactly the same brief. A basic single storey extension job in Bury starts around £1,655, while a complex one can reach £3,680 per m². Quotes near the bottom of that range usually mean a more basic spec, not a better deal, so check what's actually included before you choose on price alone.
See all single storey extension prices across the UK or browse all tradespeople costs in Bury.
More building & construction in Bury: Kitchen Installation costs, Loft Conversion costs, Plastering (Per Room) costs, Wall & Floor Tiling costs.