Cost of a Loft Conversion in Newcastle (2025 Guide)
Thinking about a loft conversion in Newcastle but not sure what to budget? This guide breaks down typical costs by conversion type, plus the key factors that affect the final price.
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Typical Cost of a Loft Conversion Prices
- ✓Velux/rooflight conversion: £15,000–£22,000
- ✓Dormer conversion: £25,000–£45,000
- ✓Hip-to-gable conversion: £30,000–£50,000
- ✓Mansard conversion: £40,000–£65,000
- ✓Adding an en suite: £4,000–£8,000 extra
- ✓Staircase (typical): £3,000–£6,000
Price Guide for Newcastle (2026)
Prices are indicative and vary by specification, materials, and access. Always compare at least 3 quotes — Quote2 makes this fast and free.
| Job / item | Typical cost (UK) |
|---|---|
| Velux / rooflight conversion | £15,000–£22,000 |
| Standard dormer conversion | £25,000–£45,000 |
| Hip-to-gable conversion | £30,000–£50,000 |
| Mansard conversion | £40,000–£65,000 |
| En suite addition | £4,000–£8,000 extra |
| New staircase (typical) | £3,000–£6,000 |
What affects loft conversion costs in Newcastle?
The biggest driver of loft conversion cost in Newcastle is the conversion type. A simple Velux conversion (using the existing roofline with rooflights) is the most affordable as it involves minimal structural change. Dormer conversions, which extend the roofline to create full head height, are the most popular and add more usable space. Hip-to-gable and mansard conversions are more structurally complex and expensive. Other cost factors include the size of the space, specification of finishes, whether an en suite is added, and the cost of building regulations approval. Always request a full breakdown in your Quote2 quotes.
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