Blackhill is located in the county of Hampshire, South East England, four miles south-west of the town of Romsey, eight miles north-west of the major city of Southampton, and 73 miles south-west of London. Blackhill lies two miles south-east of the Wiltshire border. Blackhill falls within the district council of Test Valley, under the county council of Hampshire. It is in the SO51 postcode district. The post town for Blackhill is Romsey.
Blackhill is in the ceremonial county of Hampshire, the historic county of Hampshire, and the administrative county of Hampshire.
Blackhill is situated roughly centrally between the southernmost and northernmost extremities of Hampshire, and towards the westernmost extremity of Hampshire.
The nearest postcode to the centre of Blackhill is SO51 6AQ.
Blackhill is situated towards the southernmost extremity of the SO51 postcode district, and towards the westernmost extremity of the SO51 postcode district.
Postal Boundaries © GEOLYTIX copyright and database right 2012
The post town for Blackhill is Romsey. Blackhill is in the SO51 postcode district, which corresponds to the post town of Romsey.
The centre of Blackhill is located at position 50.96302° latitude and -1.57004° longitude.
The centre of Blackhill is located at the grid reference easting 430291 and northing 118265 within the British National Grid (OSGB36) system.
Position of Blackhill relative to nearby towns. Distance is measured from the centre of Blackhill to the centre of the town.
Position of Blackhill relative to nearby cities. Distance is measured from the centre of Blackhill to the centre of the city.