England

• Whinfell Forest[?] - Center Parcs[?]

Derbyshire

• Darwin Forest[?]

Norfolk

• Thetford Forest[?]

Nottinghamshire

• Sherwood Forest

to be classified

• Ashdown Forest
• Bracknell Forest
• Epping Forest[?]
• Forest of Avon[?]
• Forest of Mercia[?]
• Kielder Forest[?]
• Mersey Forest[?]
• New Forest[?]
• Royal Forest of Dean
• Wyre Forest[?]

Scotland

• Forest of Ae[?]

Fife

• Tentsmuir Forest[?]

to be classified

• Arecleoch Forest[?]
• Argyll Forest Park[?]
• Carrick Forest[?]
• Carsphairn Forest[?]
• Changue Forest[?]
• Corriedoo Forest[?]
• Craik Forest[?]
• Dalbeattie Forest[?]
• Dundeugh Forest[?]
• Fleet Forest[?]
• Laurieston Forest[?]
• Mabie Forest[?]
• Penninghame Forest[?]
• Rowardennan Forest[?]
• Queen Elizabeth Forest Park[?]
• Strathyre Forest[?]
• Tairlaw Forest[?]
• Wauchope Forest[?]

Wales

• Clocaenog Forest[?]

Northern Ireland

• Ballypatrick Forest Drive[?]
• Castlewellan Forest Park[?]
• Drum Manor Forest Park
• Ely Lodge Forest[?]
• Florence Court Forest Park[?]
• Glenariff Forest Park[?]
• Gortin Glen Forest Park[?]
• Gosford Forest Park[?]
• Lough Navar Forest Drive[?]
• Tollymore Forest Park[?]