The HP20 1 postcode sector is within the county of Buckinghamshire in the South East of England.
HP20 1 is a postcode sector within the HP20 postcode district which is within the HP Hemel Hempstead postcode area.
The Royal Mail delivery office for the HP20 1 postal sector is the Aylesbury Delivery Office.
The area of the HP20 1 postcode sector is 0.85 square miles which is 2.21 square kilometres or 545.97 square acres.
Waterways within the HP20 1 postcode sector include the Grand Union Canal - Aylesbury Arm and Bedgrove Brook
The HP20 1 postcode sector is crossed by a railway.
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We found 2 hotels and guest houses within the HP20 postcode area