Over the past 31 years, there have been 58 property sales recorded in the TN21 8BY postcode area. The highest sale price reached £312,000, while the most recent sale was for a terraced house sold in January 2026 for £267,000.

The estimated average property value in TN21 8BY currently stands at £285,670, which is approximately 20.1% lower than the city average - making it a relatively affordable option for buyers.

In terms of size, the average price per square metre is approximately £4,614.

Property prices in TN21 8BY have risen by 0.7% over the past year , with a total increase of 20.1% over the past five years , and a long-term rise of 44.6% over the past decade .

The most common type of property sold in the area is terraced, making up around 69% of transactions , followed by semi-detached and detached.

Housing in TN21 8BY is predominantly owner-occupied, with an estimated 66% of homes being lived in by the owners.

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Property Sales

1 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 721 sq ft
Today
£231,134
streetscan.co.uk estimate
23 Feb 2017
£190,000
More details

10 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

Today
£292,788
streetscan.co.uk estimate
15 Jul 2005
£167,000
12 Jul 2002
£120,000
30 Oct 1998
£76,500
28 Apr 1995
£59,950

11 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

Today
£473,598
streetscan.co.uk estimate
31 May 2002
£187,000

15 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

Today
£275,136
streetscan.co.uk estimate
11 Nov 1997
£58,000
16 Feb 1996
£40,000

16 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 624 sq ft
Today
£235,752
streetscan.co.uk estimate
17 Jan 2024
£237,500
21 Sep 1996
£44,000
More details

17 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 570 sq ft
Today
£278,311
streetscan.co.uk estimate
26 Jul 2004
£148,000
18 Sep 2003
£135,000
View +1 more
More details

18 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 4bed
📐 570 sq ft
Today
£274,618
streetscan.co.uk estimate
22 Feb 2002
£96,000
More details

19 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 570 sq ft
Today
£247,201
streetscan.co.uk estimate
18 Jul 2007
£160,000
30 Mar 2005
£149,950
View +2 more
More details

2 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 570 sq ft
Today
£267,601
streetscan.co.uk estimate
28 Jun 2002
£99,500
10 Apr 1996
£47,000
More details

20 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 5bed
📐 797 sq ft
Today
£316,890
streetscan.co.uk estimate
28 Oct 2020
£285,000
11 Aug 2016
£242,000
View +1 more
More details

21 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 581 sq ft
Today
£274,215
streetscan.co.uk estimate
14 Jun 2019
£235,000
20 Dec 2013
£167,000
View +1 more
More details

23 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 603 sq ft
Today
£235,610
streetscan.co.uk estimate
28 Mar 2013
£151,000
27 Apr 2007
£156,000
More details

25 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 495 sq ft
Today
£265,682
streetscan.co.uk estimate
30 Jun 2023
£273,000
8 Sep 2006
£164,000
View +3 more
More details

3 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 4bed
📐 786 sq ft
Today
£324,013
streetscan.co.uk estimate
2 Sep 2021
£312,000
2 Sep 2021
£271,980
View +2 more
More details

4 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

Today
£280,500
streetscan.co.uk estimate
15 Aug 2006
£165,000
30 Apr 2004
£151,000
26 May 2000
£90,000

5 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

Today
£309,683
streetscan.co.uk estimate
31 Jul 1998
£72,500

6 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Semi-detached
🛏️ 3bed
📐 614 sq ft
Today
£262,587
streetscan.co.uk estimate
29 Jan 2026
£267,000
28 Apr 2006
£151,875
View +2 more
More details

7 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 570 sq ft
Today
£238,660
streetscan.co.uk estimate
6 Sep 2013
£157,000
6 Oct 2008
£152,000
View +3 more
More details

8 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Terraced
🛏️ 3bed
📐 581 sq ft
Today
£257,329
streetscan.co.uk estimate
26 Mar 2015
£187,000
23 Nov 2012
£166,000
View +3 more
More details

9 Alder Close, Heathfield, Wealden, East Sussex, TN21 8BY

🏠 Semi-detached
🛏️ 4bed
📐 1026 sq ft
Today
£327,148
streetscan.co.uk estimate
28 Oct 2011
£200,000
29 Jun 2007
£237,000
View +1 more
More details

Area Insights

Data Sources

Properties at TN21 8BY appear fifty-eight times in the Land Registry records, with the latest transaction recorded on 29 Jan 2026. It also has fifteen Energy Performance Certificates (EPC) entries, the earliest dating back to 23 Dec 2016. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.

Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.