Chew Magna is a village and civil parish within the Chew Valley in the unitary authority of Bath and North East Somerset, in the ceremonial county of Somerset, England. The parish has a population of 1,149. To the south of the village is Chew Valley Lake. The village is on the B3130 road, about 10 miles from Bristol, 15 miles from Bath, 13 miles from the city of Wells, and 6 miles from Bristol Airport.