Cost to build a dormer loft conversion in SO18

Build a dormer loft conversion cost in SO18 - Sort by rates or availability

Cost of dormer loft conversions in SO18

Estimates for build a dormer loft conversion near SO18

In SO18, prices for dormer loft conversions range from £41,752 (Park Building Services Ltd based in PO9) to £43,096 (R&B Property Improvements based in PO9), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.

The best way to get an accurate price is to compare quotes from extension builders in SO18. Post your job on HaMuch now and we'll put you in touch with available extension builders.

"Dormer loft conversion" - EASTLEIGH, job posted 04/11/26

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Location in UK	Hourly Rate	Daily Rate
Build A Dormer Loft Conversion near Southampton	£34	£243
Build A Dormer Loft Conversion near Hedge End	£34	£244
Build A Dormer Loft Conversion near Eastleigh	£34	£244
Build A Dormer Loft Conversion near Chandler's Ford	£34	£245
Build A Dormer Loft Conversion near Locks Heath	£33	£240
Build A Dormer Loft Conversion near Totton	£34	£243
Build A Dormer Loft Conversion near Romsey	£32	£230
Build A Dormer Loft Conversion near Fareham	£35	£250
Build A Dormer Loft Conversion near Winchester	£37	£266
Build A Dormer Loft Conversion near Lee-on-the-Solent	£35	£249

Estimates for common extension builder jobs in SO18;

Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.