Where Are the Chilterns Hills?

Chiltern Hills, range of chalk hills in England, extending some 70 mi (115 km) southwest to northeast through parts of Oxfordshire, Buckinghamshire, Hertfordshire, and Bedfordshire, forming a well-marked escarpment to the northwest and a gentle southeast slope to the River Thames.

Where do the Chilterns start and finish?

The area is northwest of London and covers 660 square miles (1,700 km²) stretching 45 miles (72 km) from Goring-on-Thames to Hitchin across Oxfordshire, Buckinghamshire, Hertfordshire, and Bedfordshire in a southwest to a northeast diagonal.

Which county are the Chilterns in?

The Chilterns Area of Outstanding Natural Beauty (AONB) covers 324 square miles of countryside, stretching from the River Thames in southern Oxfordshire up through Buckinghamshire and Bedfordshire to Hitchin in Hertfordshire.