Bletchley is located in the county of Buckinghamshire, South East England, four miles south of the major town of Milton Keynes, and 42 miles north-west of London. Bletchley lies three miles south-west of the Bedfordshire border. Bletchley falls within the unitary authority of Milton Keynes. It is in the MK3 postcode district. The post town for Bletchley is Milton Keynes.
Bletchley is in the ceremonial county of Buckinghamshire, the historic county of Buckinghamshire, and the administrative county of Milton Keynes.
Bletchley is situated towards the northernmost extremity of Buckinghamshire, and roughly centrally between the easternmost and westernmost extremities of Buckinghamshire.
The nearest postcode to the centre of Bletchley is MK3 5JJ.
Bletchley is situated roughly centrally between the southernmost and northernmost extremities of the MK3 postcode district, and towards the easternmost extremity of the MK3 postcode district.
The post town for Bletchley is Milton Keynes. Bletchley is in the MK3 postcode district, which corresponds to the post town of Milton Keynes.
The centre of Bletchley is located at position 51.99323° latitude and -0.73831° longitude.
The centre of Bletchley is located at the grid reference easting 486727 and northing 233505 within the British National Grid (OSGB36) system.
Position of Bletchley relative to nearby towns. Distance is measured from the centre of Bletchley to the centre of the town.
Position of Bletchley relative to nearby cities. Distance is measured from the centre of Bletchley to the centre of the city.