Two-storey extensions in Castleford
Homeowners in Castleford can use us for the whole project or just the drawings and approvals. Start with a free visit.
Castleford at a glance
- Postcode districts
- WF6 and WF10
- Area
- West Yorkshire, England
- Price region
- Yorkshire and the Humber
- Nearest towns
- Kippax (2.9 miles), Pontefract (3.2 miles), Featherstone (West Yorkshire) (3.4 miles), Knottingley (4.5 miles)
- Distance to Leeds
- about 9 miles
- Approvals
- Two-storey rear: up to 3 m deep and 7 m from the rear boundary under permitted development. Side, wraparound and front: planning permission.
We cover postcode districts WF6 and WF10 in and around Castleford, along with neighbouring Kippax, Pontefract and Featherstone (West Yorkshire).
Extensions available in Castleford
Two-storey rear extensions
From £51,500 in Castleford. Free visit to firm it up.
Learn more
Two-storey side extensions
Design, approvals and build for Castleford homes. Guide from £79,000.
Learn more
Two-storey wraparound extensions
From £111,000 in Castleford. Free visit to firm it up.
Learn more
Part single, part two-storey extensions
Castleford guide price from £66,000, Standard spec.
Learn more
Extensions over a garage
From £29,000 in Castleford. Free visit to firm it up.
Learn more
First-floor extensions
Castleford guide price from £23,000, Standard spec.
Learn more
Two-storey extensions for semi-detached houses
Guide from £51,500 in Castleford, including VAT.
Learn more
Two-storey extensions for detached houses
Guide from £79,000 in Castleford, including VAT.
Learn more
Kitchen extensions with bedrooms above
For homes in Castleford: typical guide from £51,500 (before kitchen units).
Learn more
Extra bedroom and en-suite extensions
For homes in Castleford: typical guide from £51,500 (plus en-suite).
Learn moreWhich type suits your house?
Rear and side extensions suit most semi-detached and detached houses with room around them. Terraced and town-centre homes can take a two-storey extension too, with more care over neighbours, light and access.
Also available in West Yorkshire
- Two-storey front extensions
- Two-storey extensions for end-of-terrace houses
- Two-storey annexe extensions
- Garage conversions with a room above
- Two-storey extension plans and drawings
- Planning permission for two-storey extensions
- Structural engineering for two-storey extensions
- Building regulations for two-storey extensions
- Party wall notices for extensions
- Design and build two-storey extensions
Rules for Castleford
Castleford is in England. Two-storey rear: up to 3 m deep and 7 m from the rear boundary under permitted development. Side, wraparound and front: planning permission. Householder planning application: £548 (or £575 for applications made from 8 December 2026). Lawful development certificate: £274 (about £288 for applications from 8 December 2026). Councils should decide householder applications within 8 weeks of validation.
The full England rules explained
Questions about extensions in Castleford
Do you cover Castleford?
Yes. We cover Castleford (WF6 and WF10) and the surrounding area, including Kippax and Pontefract. The first site visit is free.
What does a two-storey extension cost in Castleford?
Using our Yorkshire and the Humber guide, a two-storey rear extension with a 4 m × 3.5 m footprint on two floors (28 m² of new floor space) is about £51,500–£69,500 including VAT. An extension over a garage is about £29,000–£42,000.
Which other places near Castleford do you cover?
Everywhere around it, including Kippax (2.9 miles), Pontefract (3.2 miles) and Featherstone (West Yorkshire) (3.4 miles), and the rest of West Yorkshire.