Two-storey extensions in Craigavon
Homeowners in Craigavon can use us for the whole project or just the drawings and approvals. Start with a free visit.
Craigavon at a glance
- Postcode districts
- BT64 and BT65
- Area
- County Armagh, Northern Ireland
- Price region
- Northern Ireland
- Nearest towns
- Portadown (2.8 miles), Waringstown (3.6 miles), Donaghcloney (5.5 miles), Tandragee (6.5 miles)
- Approvals
- Two-storey rear: up to 3 m deep and 7 m from the rear boundary under permitted development. Most others need planning permission.
Around Craigavon we also work in Portadown, Waringstown and Donaghcloney, and across the rest of County Armagh. Postcode districts in and near Craigavon: BT64 and BT65.
Extensions available in Craigavon

Two-storey rear extensions
For homes in Craigavon: typical guide from £49,500.
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Two-storey side extensions
From £76,000 in Craigavon. Free visit to firm it up.
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Two-storey wraparound extensions
Our Northern Ireland guide starts at £106,000 for this type.
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Part single, part two-storey extensions
Guide from £63,500 in Craigavon, including VAT.
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Extensions over a garage
Our Northern Ireland guide starts at £27,500 for this type.
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First-floor extensions
For homes in Craigavon: typical guide from £22,000.
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Two-storey extensions for semi-detached houses
Our Northern Ireland guide starts at £49,500 for this type.
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Two-storey extensions for detached houses
Guide from £76,000 in Craigavon, including VAT.
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Kitchen extensions with bedrooms above
Design, approvals and build for Craigavon homes. Guide from £49,500 (before kitchen units).
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Extra bedroom and en-suite extensions
From £49,500 (plus en-suite) in Craigavon. Free visit to firm it up.
Learn moreWhich type suits your house?
The boundaries usually decide it. Two-storey work close to a neighbour needs careful design for light and privacy, so at the visit in Craigavon we measure distances to every boundary before suggesting a type.
Also available in County Armagh
- 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
- Design and build two-storey extensions
Rules for Craigavon
Craigavon is in Northern Ireland. Two-storey rear: up to 3 m deep and 7 m from the rear boundary under permitted development. Most others need planning permission. Planning application for works to a house: £347. Councils aim to decide local applications within an average of 15 weeks; many take longer.
The full Northern Ireland rules explained
Questions about extensions in Craigavon
Do you cover Craigavon?
Yes. We cover Craigavon (BT64 and BT65) and the surrounding area, including Portadown and Waringstown. The first site visit is free.
What does a two-storey extension cost in Craigavon?
Using our Northern Ireland 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 £49,500–£66,500 including VAT. An extension over a garage is about £27,500–£40,500.
Which other places near Craigavon do you cover?
Everywhere around it, including Portadown (2.8 miles), Waringstown (3.6 miles) and Donaghcloney (5.5 miles), and the rest of County Armagh.