According to data from HM Land Registry, 21, The Castle, Horsham sits on a plot of 731 m².

We have plot size data on 19 out of 20 other houses in the postcode and 21, The Castle, Horsham sits on the 13th largest plot.

21, The Castle, Horsham has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 25 Apr 2019.

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, 21, The Castle, Horsham was last sold on 10th January 2020 for £725,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since January 2020, the market for similar properties has risen by 3.3%.

• Sold Jan 2020£725,000

According to the Land Registry and our network of Estate Agents, there have been 125 sales of properties similar to 21, The Castle, Horsham within a radius of 830 metres since 2016.

The most recent example is 6, Quarterbrass Farm Road, Horsham, RH12 5EY, a freehold house which sold for £290,000 on the 29th April 2026.

Read more about house prices in RH12.

• Sold Apr 2026£290,000 | 5 Bed House6, Quarterbrass Farm Road, Horsham, RH12 5EY6, Quarterbrass Farm Road, Horsham, RH12 5EY
• Sold Apr 2026£860,000 | 4 Bed House6, Bloor Close, Horsham, RH12 5EX6, Bloor Close, Horsham, RH12 5EX
• Sold Jan 2026£850,000 | 4 Bed House2, Westons Close, Horsham, RH12 5JA2, Westons Close, Horsham, RH12 5JA
• Sold Nov 2025£885,000 | 4 Bed House9, Winterbourne, Horsham, RH12 5JW9, Winterbourne, Horsham, RH12 5JW
• Sold Oct 2025£820,000 | 4 Bed House3, Quarterbrass Farm Road, Horsham, RH12 5EY3, Quarterbrass Farm Road, Horsham, RH12 5EY
• Sold Oct 2025£1,067,000 | 5 Bed House11, Winterbourne, Horsham, RH12 5JW11, Winterbourne, Horsham, RH12 5JW
• Sold Jul 2025£900,000 | 4 Bed House26, Tennyson Close, Horsham, RH12 5PN26, Tennyson Close, Horsham, RH12 5PN
• Sold Jul 2025£900,000 | 4 Bed House7, The Castle, Horsham, RH12 5PX7, The Castle, Horsham, RH12 5PX
• Sold Jan 2025£775,000 | 4 Bed House31, Keats Close, Horsham, RH12 5PL31, Keats Close, Horsham, RH12 5PL
• Sold Jul 2024£760,000 | 4 Bed House6, Keats Close, Horsham, RH12 5PL6, Keats Close, Horsham, RH12 5PL
• Sold Mar 2024£755,000 | 4 Bed House3, Westons Close, Horsham, RH12 5JA3, Westons Close, Horsham, RH12 5JA
• Sold Dec 2023£770,000 | 4 Bed House14, Tennyson Close, Horsham, RH12 5PN14, Tennyson Close, Horsham, RH12 5PN
• Sold Sep 2023£755,000 | 4 Bed House22, Dutchells Copse, Horsham, RH12 5PD22, Dutchells Copse, Horsham, RH12 5PD
• Sold Oct 2022£875,000 | 5 Bed House33, Haybarn Drive, Horsham, RH12 5JF33, Haybarn Drive, Horsham, RH12 5JF
• Sold Dec 2021£790,000 | 4 Bed House47, Holbrook School Lane, Horsham, RH12 5PP47, Holbrook School Lane, Horsham, RH12 5PP
• Sold Nov 2021£795,000 | 4 Bed House45, Holbrook School Lane, Horsham, RH12 5PP45, Holbrook School Lane, Horsham, RH12 5PP
• Sold Sep 2021£1,000,000 | 5 Bed House1, The Castle, Horsham, RH12 5PX1, The Castle, Horsham, RH12 5PX
• Sold Aug 2021£825,000 | 4 Bed House4, Dutchells Copse, Horsham, RH12 5PD4, Dutchells Copse, Horsham, RH12 5PD
• Sold Aug 2019£740,000 | 4 Bed House6, The Castle, Horsham, RH12 5PX6, The Castle, Horsham, RH12 5PX
• Sold Jul 2016£660,000 | 4 Bed House8, The Castle, Horsham, RH12 5PX8, The Castle, Horsham, RH12 5PX

The Castle, Horsham, RH12 has a total of 20 addresses. According to our analysis of all the public data, 21, The Castle, Horsham is the 20th largest and the 20th most expensive property on the street.

When compared to the postcode district it is £381k more expensive than the average property in RH12.

• Holbrook Primary School

  300 m away
• All Saints CofE Primary School, Horsham

  800 m away
• North Heath Community Primary School

  1.1 km away

• Millais School

  2.6 km away
• The Forest School

  3.1 km away
• Tanbridge House School

  3.7 km away

• Littlehaven

  |

  900 m away
• Warnham

  |

  1.4 km away
• Horsham

  |

  2.4 km away

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