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Extension builder estimates (based on hourly rates) to build a single storey extension in AL7

Estimates for single storey extension near AL7

"Single storey extension" - WELWYN, job posted 31/08/25

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Location in UK	Hourly Rate	Daily Rate
Single Storey Extension near Welwyn Garden City	£42	£269
Single Storey Extension near Hatfield	£42	£266
Single Storey Extension near Hertford	£46	£290
Single Storey Extension near Potters Bar	£43	£273
Single Storey Extension near Harpenden	£45	£282
Single Storey Extension near St Albans	£43	£272
Single Storey Extension near Ware	£47	£296
Single Storey Extension near Cheshunt	£48	£285
Single Storey Extension near Stevenage	£44	£282
Single Storey Extension near Hoddesdon	£46	£296

Estimates for common extension builder jobs in AL7;

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.