Oxfordshire is a county in south-central England, located to the northwest of London. It is home to the city of Oxford, which is known for its world-famous university and its historical and cultural significance. Oxfordshire is a predominantly rural county, with a population of around 600,000 people. The county is known for its beautiful countryside, including the rolling hills of the Cotswolds, as well as its historic towns and villages. Oxfordshire is also home to a number of important economic and industrial centers, including the science and technology park at Harwell.