Yealmpton is a village and civil parish in the English county of Devon. It is located in the South Hams on the A379 Plymouth to Kingsbridge road and is about 8 miles from Plymouth. Its name derives from the River Yealm that flows through the village. At the 2001 census, it had a population of 1,923, falling to 1,677 at the 2011 census. There is an electoral ward …Yealmpton is a village and civil parish in the English county of Devon. It is located in the South Hams on the A379 Plymouth to Kingsbridge road and is about 8 miles from Plymouth. Its name derives from the River Yealm that flows through the village. At the 2001 census, it had a population of 1,923, falling to 1,677 at the 2011 census. There is an electoral ward of the same name. The population of this ward in 2011 was 2,049.