21, Southdown Close, Haywards Heath occupies a 259 m² plot as recorded by HM Land Registry.

Of the 37 other houses in this postcode, 35 have recorded plot sizes, and this one ranks as the 27th largest.

21, Southdown Close, Haywards Heath has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 09 May 2025.

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

21, Southdown Close, Haywards Heath last changed hands on 6th August 2025, selling for £375,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 10.8% since August 2025.

• Sold Aug 2025£375,000

Land Registry records and our Estate Agent network show 269 sales of comparable properties within 570 metres of 21, Southdown Close, Haywards Heath since 2018.

Most recently, 50, Sandy Vale, Haywards Heath, RH16 4JJ, a freehold house, sold at £351,000 on the 30th April 2026.

Read more about house prices in RH16.

• Sold Apr 2026£351,000 | 3 Bed House50, Sandy Vale, Haywards Heath, RH16 4JJ50, Sandy Vale, Haywards Heath, RH16 4JJ
• Sold Apr 2026£365,000 | 3 Bed House35, Sandy Vale, Haywards Heath, RH16 4JH35, Sandy Vale, Haywards Heath, RH16 4JH
• Sold Mar 2026£450,000 | 3 Bed House1, Southdown Close, Haywards Heath, RH16 4JR1, Southdown Close, Haywards Heath, RH16 4JR
• Sold Jan 2026£376,000 | 3 Bed House31, Southdown Close, Haywards Heath, RH16 4JR31, Southdown Close, Haywards Heath, RH16 4JR
• Sold Oct 2025£466,000 | 3 Bed House75, Sheppeys, Haywards Heath, RH16 4NR75, Sheppeys, Haywards Heath, RH16 4NR
• Sold Oct 2025£400,000 | 3 Bed House43, Sunnywood Drive, Haywards Heath, RH16 4PE43, Sunnywood Drive, Haywards Heath, RH16 4PE
• Sold Aug 2025£407,500 | 3 Bed House9, Sandy Vale, Haywards Heath, RH16 4JH9, Sandy Vale, Haywards Heath, RH16 4JH
• Sold Jul 2025£425,000 | 3 Bed House11, Sandrocks Way, Haywards Heath, RH16 4JL11, Sandrocks Way, Haywards Heath, RH16 4JL
• Sold Feb 2025£490,000 | 3 Bed House26, Southdown Close, Haywards Heath, RH16 4JR26, Southdown Close, Haywards Heath, RH16 4JR
• Sold Dec 2024£375,000 | 3 Bed House38, Sheppeys, Haywards Heath, RH16 4NZ38, Sheppeys, Haywards Heath, RH16 4NZ
• Sold Jun 2024£435,000 | 3 Bed House37, Sheppeys, Haywards Heath, RH16 4NP37, Sheppeys, Haywards Heath, RH16 4NP
• Sold Apr 2024£318,000 | 3 Bed House96, Vale Road, Haywards Heath, RH16 4JS96, Vale Road, Haywards Heath, RH16 4JS
• Sold Feb 2024£351,000 | 3 Bed House21, Sheppeys, Haywards Heath, RH16 4NP21, Sheppeys, Haywards Heath, RH16 4NP
• Sold Dec 2023£394,000 | 3 Bed House28, Vale Road, Haywards Heath, RH16 4JS28, Vale Road, Haywards Heath, RH16 4JS
• Sold May 2023£325,000 | 3 Bed House1, Sheppeys, Haywards Heath, RH16 4NP1, Sheppeys, Haywards Heath, RH16 4NP
• Sold Oct 2022£380,000 | 3 Bed House86, Vale Road, Haywards Heath, RH16 4JS86, Vale Road, Haywards Heath, RH16 4JS
• Sold Jun 2022£465,000 | 3 Bed House11, Sheppeys, Haywards Heath, RH16 4NP11, Sheppeys, Haywards Heath, RH16 4NP
• Sold Jan 2022£380,000 | 3 Bed House66, Sheppeys, Haywards Heath, RH16 4NZ66, Sheppeys, Haywards Heath, RH16 4NZ
• Sold Jun 2019£157,500 | 3 Bed House57, Sheppeys, Haywards Heath, RH16 4NP57, Sheppeys, Haywards Heath, RH16 4NP
• Sold Mar 2018£332,500 | 3 Bed House33, Southdown Close, Haywards Heath, RH16 4JR33, Southdown Close, Haywards Heath, RH16 4JR

Our analysis of the public data ranks 21, Southdown Close, Haywards Heath as the 30th largest and the 31st most expensive of the 37 addresses on Southdown Close, Haywards Heath, RH16.

Against the RH16 postcode district average, it is £78k less expensive than the typical property.

• Bolnore Village Primary School

  700 m away
• St Joseph's Catholic Primary School

  1.0 km away
• St Wilfrid's CofE Primary School

  1.2 km away

• Oathall Community College

  2.1 km away
• Warden Park Secondary Academy

  2.4 km away
• St Paul's Catholic College

  4.2 km away

• Haywards Heath

  |

  1.7 km away
• Wivelsfield

  |

  3.1 km away
• Burgess Hill

  |

  4.3 km away

Environment Agency data suggests this area has a Very Low risk of flooding.