 "West Twerton Secondary Modern School" and "City of Bath Girl's Grammar School" were merged to form Hayesfield School.The school was renamed Hayesfield School Technology College when it obtained Technology College status in 1999, but renamed again in 2009 becoming "Hayesfield Girls' School".In 2010 the school began construction of a new building designed by architects AWW, at the upper school site that houses a sports hall, theatre, restaurant, fitness room, music classrooms, music practice rooms and an open learning centre.