The château is located about an hour's drive south of the French capital, Paris. You travel on the A6 southbound towards Fontainebleau. It is also only about a 6-hour drive from London - well within reach.
You can generate your own driving directions online, which you can then print out.
Journeying without a car is possible at Château de Bourron!
Trains depart every hour from Paris Gare de Lyon to Bourron-Marlotte/Grez and take around an hour. The station is 1km from the castle and a member of the château's team would be pleased to greet you at the station.
The closest airport is Orly Airport, which is 65km from the château; a 50-minute drive. Alternatively, Paris Charles de Gaulle Airport is 95km from the château, making the drive an hour and 10 minutes.
There are flights to Paris from all major airports, making the château easily accessible.