HM Land Registry records the plot of land for 1, Southdown Close, Horsham as measuring 587 m².

That makes it the largest plot in the postcode, where all 17 other houses have recorded plot data.

1, Southdown Close, Horsham has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 06 Aug 2013.

The property is not connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 1, Southdown Close, Horsham completed on 1st July 1998 at £148,500 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

• Sold Jul 1998£148,500
• Sold Dec 1997£142,500

Since 2021 197 properties similar to 1, Southdown Close, Horsham have sold within a radius of 550 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 28th January 2026, was 169, Farhalls Crescent, Horsham, RH12 4BX, a freehold house which sold for £465,000.

Read more about house prices in RH12.

• Sold Jan 2026£465,000 | 3 Bed House169, Farhalls Crescent, Horsham, RH12 4BX169, Farhalls Crescent, Horsham, RH12 4BX
• Sold Dec 2025£532,000 | 3 Bed House27, Greenfields Way, Horsham, RH12 4LF27, Greenfields Way, Horsham, RH12 4LF
• Sold Nov 2025£520,000 | 3 Bed House3, Oaks Close, Horsham, RH12 4TZ3, Oaks Close, Horsham, RH12 4TZ
• Sold Oct 2025£535,000 | 3 Bed House53, Greenfields Road, Horsham, RH12 4JL53, Greenfields Road, Horsham, RH12 4JL
• Sold Sep 2025£450,000 | 3 Bed House5, Southdown Close, Horsham, RH12 4LD5, Southdown Close, Horsham, RH12 4LD
• Sold Sep 2025£535,000 | 3 Bed House1, Lambs Farm Close, Horsham, RH12 4JZ1, Lambs Farm Close, Horsham, RH12 4JZ
• Sold Dec 2024£465,000 | 3 Bed House6, Oaks Close, Horsham, RH12 4TZ6, Oaks Close, Horsham, RH12 4TZ
• Sold Nov 2024£450,000 | 3 Bed House15, Rowlands Road, Horsham, RH12 4LH15, Rowlands Road, Horsham, RH12 4LH
• Sold Jul 2024£483,000 | 4 Bed House43, Greenfields Road, Horsham, RH12 4JL43, Greenfields Road, Horsham, RH12 4JL
• Sold May 2024£450,000 | 3 Bed House12, White Horse Road, Horsham, RH12 4UL12, White Horse Road, Horsham, RH12 4UL
• Sold Mar 2024£418,000 | 3 Bed House179, Farhalls Crescent, Horsham, RH12 4BX179, Farhalls Crescent, Horsham, RH12 4BX
• Sold Jan 2024£520,000 | 3 Bed House175, Farhalls Crescent, Horsham, RH12 4BX175, Farhalls Crescent, Horsham, RH12 4BX
• Sold Jan 2024£497,500 | 3 Bed House16, Rowlands Road, Horsham, RH12 4LH16, Rowlands Road, Horsham, RH12 4LH
• Sold Jan 2024£495,000 | 3 Bed House29, Greenfields Way, Horsham, RH12 4LF29, Greenfields Way, Horsham, RH12 4LF
• Sold Oct 2023£375,000 | 3 Bed House39, Lambs Farm Road, Horsham, RH12 4DB39, Lambs Farm Road, Horsham, RH12 4DB
• Sold Jan 2023£500,000 | 3 Bed House18, Glendale Close, Horsham, RH12 4GR18, Glendale Close, Horsham, RH12 4GR
• Sold Dec 2021£445,000 | 3 Bed House38, Amberley Road, Horsham, RH12 4LN38, Amberley Road, Horsham, RH12 4LN
• Sold Sep 2021£410,500 | 3 Bed House20, Amberley Close, Horsham, RH12 4LL20, Amberley Close, Horsham, RH12 4LL
• Sold Mar 2021£410,000 | 3 Bed House10, Amberley Road, Horsham, RH12 4LN10, Amberley Road, Horsham, RH12 4LN
• Sold Mar 2021£360,000 | 3 Bed House14, Rowlands Road, Horsham, RH12 4LH14, Rowlands Road, Horsham, RH12 4LH

Of the 17 addresses on Southdown Close, Horsham, RH12, 1, Southdown Close, Horsham comes out as the 2nd largest and the most expensive in our analysis of the public data.

It is also £18k more expensive than the average property across the RH12 district.

• St Robert Southwell Catholic Primary School, Horsham

  200 m away
• Oakfields Primary School, Horsham

  500 m away
• All Saints CofE Primary School, Horsham

  600 m away

• Millais School

  1.8 km away
• The Forest School

  2.3 km away
• Tanbridge House School

  4.1 km away

• Littlehaven

  |

  700 m away
• Horsham

  |

  2.1 km away
• Warnham

  |

  2.7 km away

The flood risk here is rated Very Low, based on Environment Agency data.