The Hedgehog Self Build Co-op consists of Ten couples /17 adults who build ten homes as a co-operative, they each commit to build for 30 hours each per week for two years, None of them have any experience in building, and they are living in mobile homes temporarily. The Co-op is situated just outside of Brighton in East Sussex on the south coast of England. The houses are all bungalow style and detached. In 1999 the build cost of each was £60,000 each, plus the land cost. They were built through 1998.