 When the Diocese of Truro was formed from the Archdeaconry of Cornwall in the Diocese of Exeter on 15 December 1876 St Merryn Church was included in the new diocese.The annual summer Church Fete "Roses Day Fun" is on Feast Day Sunday (nearest Sunday to 7 July), with stalls and activities in 'The Young Men's Green'.The ruins of the Medieval St Constantine chapel include what is likely the high walls of the west tower.