9, Sun Square, Hemel Hempstead has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 05 Mar 2009.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 9, Sun Square, Hemel Hempstead was last sold on 7th July 2006 for £185,000 and was recorded as a leasehold flat.

The property has had 2 sales since 1995.

• Sold Jul 2006£185,000
• Sold Jan 2004£167,000

According to the Land Registry and our network of Estate Agents, there have been 86 sales of properties similar to 9, Sun Square, Hemel Hempstead within a radius of 510 metres since 2017.

The most recent example is Flat 5, Heritage Gate Rear Of 45-47, High Street, Hemel Hempstead, HP1 3AF, a leasehold flat which sold for £267,500 on the 23rd January 2026.

Read more about house prices in HP1.

• Sold Jan 2026£267,500 | 2 Bed FlatFlat 5, Heritage Gate Rear Of 45-47, High Street, Hemel Hempstead, HP1 3AFFlat 5, Heritage Gate Rear Of 45-47, High Street, Hemel Hempstead, HP1 3AF
• Sold Dec 2025£258,000 | 3 Bed Flat5, Harkness Road, Hemel Hempstead, HP2 5GX5, Harkness Road, Hemel Hempstead, HP2 5GX
• Sold Oct 2025£268,000 | 2 Bed FlatFlat 6, Old Hempstead House 10, Queensway, Hemel Hempstead, HP1 1LRFlat 6, Old Hempstead House 10, Queensway, Hemel Hempstead, HP1 1LR
• Sold Jul 2025£250,000 | 2 Bed FlatFlat 2, Alex Court, Alexandra Road, Hemel Hempstead, HP2 5BFFlat 2, Alex Court, Alexandra Road, Hemel Hempstead, HP2 5BF
• Sold Jun 2025£137,500 | 2 Bed Flat99, High Street, Hemel Hempstead, HP1 3AH99, High Street, Hemel Hempstead, HP1 3AH
• Sold Mar 2025£280,000 | 2 Bed FlatFlat 4, 17, Alexandra Road, Hemel Hempstead, HP2 5BSFlat 4, 17, Alexandra Road, Hemel Hempstead, HP2 5BS
• Sold Jan 2025£270,000 | 2 Bed Flat4, Chapel Street, Hemel Hempstead, HP2 5AA4, Chapel Street, Hemel Hempstead, HP2 5AA
• Sold Oct 2024£285,000 | 2 Bed FlatFlat 6, Gadebridge Court, Warners End Road, Hemel Hempstead, HP1 3DPFlat 6, Gadebridge Court, Warners End Road, Hemel Hempstead, HP1 3DP
• Sold Jan 2024£250,000 | 2 Bed FlatFlat 1, Old Hempstead House 10, Queensway, Hemel Hempstead, HP1 1LRFlat 1, Old Hempstead House 10, Queensway, Hemel Hempstead, HP1 1LR
• Sold Nov 2023£245,000 | 2 Bed FlatFlat 13, Alex Court, Alexandra Road, Hemel Hempstead, HP2 5BFFlat 13, Alex Court, Alexandra Road, Hemel Hempstead, HP2 5BF
• Sold Oct 2023£255,000 | 3 Bed Flat10, Harkness Road, Hemel Hempstead, HP2 5GX10, Harkness Road, Hemel Hempstead, HP2 5GX
• Sold Mar 2023£260,000 | 2 Bed Flat8, Bury Green, Hemel Hempstead, HP1 1XP8, Bury Green, Hemel Hempstead, HP1 1XP
• Sold Nov 2022£318,000 | 2 Bed FlatFlat 3, Gadebridge Court, Warners End Road, Hemel Hempstead, HP1 3DPFlat 3, Gadebridge Court, Warners End Road, Hemel Hempstead, HP1 3DP
• Sold Jul 2022£255,000 | 2 Bed Flat89A, High Street, Hemel Hempstead, HP1 3AH89A, High Street, Hemel Hempstead, HP1 3AH
• Sold Jul 2022£275,000 | 2 Bed FlatFlat 5, Gadebridge Court, Warners End Road, Hemel Hempstead, HP1 3DPFlat 5, Gadebridge Court, Warners End Road, Hemel Hempstead, HP1 3DP
• Sold May 2022£295,000 | 2 Bed Flat9 Chapel Cottages, Chapel Street, Hemel Hempstead, HP2 5DJ9 Chapel Cottages, Chapel Street, Hemel Hempstead, HP2 5DJ
• Sold Oct 2019£269,000 | 2 Bed FlatFlat 3, 17, Alexandra Road, Hemel Hempstead, HP2 5BSFlat 3, 17, Alexandra Road, Hemel Hempstead, HP2 5BS
• Sold Nov 2018£290,000 | 2 Bed FlatFlat 5, 17, Alexandra Road, Hemel Hempstead, HP2 5BSFlat 5, 17, Alexandra Road, Hemel Hempstead, HP2 5BS
• Sold Jun 2018£296,000 | 2 Bed FlatFlat 1, Heritage Gate Rear Of 45-47, High Street, Hemel Hempstead, HP1 3AFFlat 1, Heritage Gate Rear Of 45-47, High Street, Hemel Hempstead, HP1 3AF
• Sold Oct 2017£277,000 | 2 Bed Flat1 Old Hempstead Mews, Alexandra Road, Hemel Hempstead, HP2 5BS1 Old Hempstead Mews, Alexandra Road, Hemel Hempstead, HP2 5BS

Sun Square, Hemel Hempstead, HP1 has a total of 11 addresses. According to our analysis of all the public data, 9, Sun Square, Hemel Hempstead is the 5th largest and the 10th most expensive property on the street.

When compared to the postcode district it is £185k less expensive than the average property in HP1.

• George Street Primary School

  300 m away
• Gade Valley Primary School

  700 m away
• St Cuthbert Mayne Voluntary Catholic Junior Academy

  700 m away

• Laureate Academy

  800 m away
• The Hemel Hempstead School

  1.3 km away
• The Adeyfield Academy

  1.8 km away

• Hemel Hempstead

  |

  2.4 km away
• Apsley

  |

  3.2 km away
• Berkhamsted

  |

  6.2 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.