Code for Sustainable Homes Cost Review

The tables below show the extra-over costs for each dwelling type and development scenario compared to a Part L 2010 baseline. These are the costs associated with building to the Code for Sustainable Homes Standards.

 

Small Brownfield (20 dwellings at 40dph)

 

Code Level	2b-  Flat		2b-Terrace		3b-Semi		4b-Detached		Average Dwelling
	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%
1	-	-	£320	0.4%	£320	0.4%	£320	0.3%	£320	0.4%
2	-	-	£560	0.7%	£560	0.6%	£560	0.6%	£560	0.7%
3	-	-	£840	1.0%	£1,1610	1.3%	£1,000	1.1%	£1,000	1.2%
4	-	-	£3,500	4.4%	£4,580	5.3%	£5,140	5.5%	£4,260	5.0%
5	-	-	£18,670	23.3%	£20,000	23.2%	£21,360	23.1%	£19,270	23.2%
6	-	-	£31,870	39.8%	£34,270	40.2%	£38,170	41.2%	£34,270	40.3%

 

  

City Infill (40 dwellings at 160 dph)

 

Code Level	2b-Flat		2b-Terrace		3b-   Semi		4b-Detached		Average Dwelling
	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%
1	£230	0.4%	-	-	-	-	-	-	£230	0.4%
2	£470	0.9%	-	-	-	-	-	-	£470	0.9%
3	£750	1.4%	-	-	-	-	-	-	£750	1.4%
4	£3,400	6.2%	-	-	-	-	-	-	£3,400	6.2%
5	£15,220	27.9%	-	-	-	-	-	-	£15,000	27.9%
6	£27,050	£49.5%	-	-	-	-	-	-	£27,050	49.5%

 
 

Edge of town (100 dwellings at 40 dph)

 

Code Level	2b-Flat		2b-Terrace		3b-Semi		4b-Detached		Average Dwelling
	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%
1	£230	0.4%	£320	0.4%	£320	0.4%	£320	0.3%	£298	0.4%
2	£470	0.9%	£560	0.7%	£560	0.6%	£560	0.6%	£538	0.7%
3	£1,470	2.7%	£1,360	1.7%	£1,590	1.8%	£1,370	1.5%	£1,475	1.9%
4	£3,950	7.2%	£4,280	5.3%	£5,360	6.2%	£5,920	6.4%	£4,787	6.2%
5	£12,060	22.1%	£19,990	25.0%	£21,330	24.7%	£22,690	24.5%	£18,921	24.3%
6	£27,870	51.0%	£33,340	41.7%	£36,190	41.9%	£39,650	42.8%	£33,892	43.5%

   

 

Urban Regeneration (1000 dwellings at 160 dph)

 

Code Level	2b-Flat		2b-Terrace		3b-Semi		4b-Detached		Average Dwelling
	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%
1	£230	0.4%	£320	0.4%	£320	0.4%	£320	0.3%	£302	0.4%
2	£470	0.9%	£560	0.7%	£560	0.6%	£560	0.6%	£497	0.8%
3	£680	1.2%	£700	0.9%	£910	1.1%	£750	0.8%	£699	1.1%
4	£3,330	6.1%	£3,210	4.0%	£4,300	5.0%	£4,930	5.3%	£3,435	5.4%
5	£14,790	27.1%	£15,210	19.0%	£16,410	19.0%	£17,740	19.3%	£15,103	23.9%
6	£27,270	49.9%	£28,410	35.5%	£31,130	36.1%	£34,550	37.3%	£28,055	44.4%

 

  

Strategic Greenfield (2000 dwellings at 40 dph)   

  

Code Level	2b-Flat		2b-Terrace		3b-Semi		4b-Detached		Average Dwelling
	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%
1	£230	0.4%	£320	0.4%	£320	0.4%	£320	0.4%	£302	0.4%
2	£470	0.9%	£560	0.7%	£560	0.6%	£560	0.6%	£542	0.7%
3	£1,450	2.7%	£1,350	1.7%	£1,570	1.8%	£1,350	1.5%	£1,424	1.9%
4	£3,930	7.2%	£4,260	5.3%	£5,340	6.2%	£5,900	6.4%	£4,846	6.1%
5	£17,740	32.5%	£19,980	25.0%	£21,310	24.7%	£22,670	24.5%	£20,469	25.8%
6	£33,470	61.3%	£33,320	41.6%	£36,170	41.9%	£39,630	42.8%	£35, 467	44.7%

  

 

Large egde of town (3,300 dwellings at 40 dph)

 

Code Level	2b-Flat		2b-Terrace		3b-Semi		4b-Detached		Average Dwelling
	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%	E/O Cost	%
1	£230	0.4%	£320	0.4%	£320	0.4%	£320	0.3%	£293	0.4%
2	£470	0.9%	£560	0.7%	£560	0.6%	£560	0.6%	£533	0.7%
3	£1,450	2.7%	£1,250	1.7%	£1,570	1.8%	£1,350	1.5%	£1,424	1.9%
4	£3,930	7.2%	£4,260	5.3%	£5,340	6.2%	£5,900	6.4%	£4,705	6.3%
5	£17,740	32.5%	£19,850	24.8%	£21,200	24.6%	£22,590	24.4%	£20,035	26.3%
6	£33,670	61.6%	£33,200	41.5%	£36,060	41.8%	£39,540	42.7%	£35,181	46.2%