It depends on the size and type of extension. Small porches or flat roof extensions are very reasonably priced. More substantial two storey extensions can be expensive. In general, the price is roughly proportional to the amount of space you add to your home.
Meifod
Meifod, previously additionally created Meivod, is a tiny village, community and selecting ward 7 miles north-west of Welshpool in Montgomeryshire, Powys, Wales, on the A495 road and situated in the valley of the River Vyrnwy. The River Banwy has a confluence with the Vyrnwy about 2 miles to the west of the village. 57% of the population of Meifod were born in England. However, this is not by itself proof of any kind of massive immigration from England; it may merely show the choice of regional parents for making use of bigger medical facilities a lot more easily situated in close-by Shropshire for giving birth. The United Kingdom Census 2001 disclosed that some 38% of the population (1,322) over 3 years old had some knowledge of the Welsh language with practically 20% able to speak, review and write in Welsh. The Meifod valley held the National Eisteddfod in 2003 and 2015.