Martletwy lies in south of the county, the nearest town is Narberth some 7 miles distant to its north and east. The Martletwy community lies mainly to the west of the A4075 road, which links Carew in the south with the Canaston Bridge junction at the A40 road, although part of the Cross Hands area bridges the main road. To the west and south, the area's boundary is the Eastern Cleddau, to the southeast the River Cresswell forms its boundary. 
The village is best known for being home to the Oakwood theme park.
- Contact details for Martletwy Community Council
- Photos of Martletwy and surrounding area on geograph.org.uk
- Map sources for Martletwy
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