From M5. At Junction 31, exit onto A30 toward Bodmin/Okehampton for 81 minutes. At the roundabout, take the 2nd exit onto A39 and follow signs to Truro.
As you enter the first main roundabout at Truro (landmark Shell garage on right and large concrete police station on left), take the first exit left onto St. Clement's Hill. Drive for 1/2 mile and then turn right down small country lane (not name) signposted 'St. Clements (look for sign to 16th Century church). Drive for 100 metres following the old cornish wall on your right. Turn right at end of wall into driveway to 'South Penarth'. House name is on wall. The drive forks left and right. Keep right and you will immediately come upon the house with parking for two cars. (more parking in first drive at back of house).