Two-storey extensions in Strabane
We design, get approval for and build two-storey extensions in Strabane and the surrounding area. Choose the type of extension below or book a free site visit.
Strabane at a glance
- Postcode districts
- BT82
- Area
- County Tyrone, Northern Ireland
- Price region
- Northern Ireland
- Nearest towns
- Sion Mills (2.5 miles), Castlederg (9.5 miles), New Buildings (10.5 miles), Derry (13.6 miles)
- Distance to Omagh
- about 16.9 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.
We cover Strabane (BT82) and the places around it, including Sion Mills (2.5 miles), Castlederg (9.5 miles) and New Buildings.
Extensions available in Strabane

Two-storey rear extensions
From £49,500 in Strabane. Free visit to firm it up.
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Two-storey side extensions
Guide from £76,000 in Strabane, including VAT.
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Two-storey wraparound extensions
Design, approvals and build for Strabane homes. Guide from £106,000.
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Part single, part two-storey extensions
Strabane guide price from £63,500, Standard spec.
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Extensions over a garage
Strabane guide price from £27,500, Standard spec.
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First-floor extensions
Our Northern Ireland guide starts at £22,000 for this type.
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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
Design, approvals and build for Strabane homes. Guide from £76,000.
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Kitchen extensions with bedrooms above
Our Northern Ireland guide starts at £49,500 (before kitchen units) for this type.
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Extra bedroom and en-suite extensions
Our Northern Ireland guide starts at £49,500 (plus en-suite) for this type.
Learn moreWhich type suits your house?
Rear, side, wraparound or over the garage: each adds space in a different way. For most houses in County Tyrone, one or two of these will clearly suit the plot better than the rest, and we'll tell you which.
Also available in County Tyrone
- 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 Strabane
Strabane 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 Strabane
Do you cover Strabane?
Yes. We cover Strabane (BT82) and the surrounding area, including Sion Mills and Castlederg. The first site visit is free.
What does a two-storey extension cost in Strabane?
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 Strabane do you cover?
Everywhere around it, including Sion Mills (2.5 miles), Castlederg (9.5 miles) and New Buildings (10.5 miles), and the rest of County Tyrone.