Over the past 30 years, there have been 45 property sales recorded in the SO21 1UN postcode area. The highest sale price reached £570,000, while the most recent sale was for a semi-detached house sold in December 2025 for £360,000.

The estimated average property value in SO21 1UN currently stands at £387,019, which is approximately 36.7% 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 £4,515.

Property prices in SO21 1UN have risen by 3% over the past year , with a total increase of 17.8% over the past five years , and a long-term rise of 34.2% over the past decade .

The most common type of property sold in the area is terraced, making up around 40% of transactions , followed by detached and semi-detached.

Housing in SO21 1UN is predominantly owner-occupied, with an estimated 86% of homes being lived in by the owners.

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Property Sales

1 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Detached
🛏️ 7bed
📐 1561 sq ft
Today
£427,470
streetscan.co.uk estimate
9 Jan 2015
£330,000
28 Jun 2002
£186,500
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12 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

Today
£306,638
streetscan.co.uk estimate
7 Dec 2001
£109,950

14 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Terraced
🛏️ 3bed
📐 635 sq ft
Today
£285,227
streetscan.co.uk estimate
13 Jun 2008
£175,000
28 Nov 2003
£154,000
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16 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Terraced
🛏️ 7bed
📐 1033 sq ft
Today
£363,183
streetscan.co.uk estimate
13 Aug 2007
£225,000
25 Jun 1999
£98,500
More details

17 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Terraced
🛏️ 3bed
📐 700 sq ft
Today
£324,569
streetscan.co.uk estimate
15 Dec 2003
£150,000
23 Jul 2001
£100,000
More details

18 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Semi-detached
🛏️ 3bed
📐 603 sq ft
Today
£292,574
streetscan.co.uk estimate
21 May 2021
£257,500
11 Apr 2018
£250,000
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19 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Semi-detached
🛏️ 5bed
📐 764 sq ft
Today
£299,396
streetscan.co.uk estimate
5 Feb 2021
£265,000
17 Sep 1996
£58,000
More details

2 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

Today
£430,986
streetscan.co.uk estimate
22 Feb 2002
£155,000
20 Oct 2000
£143,000

20 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Terraced
🛏️ 3bed
📐 657 sq ft
Today
£264,552
streetscan.co.uk estimate
28 Jun 2019
£224,500
More details

22 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Terraced
🛏️ 5bed
📐 775 sq ft
Today
£336,588
streetscan.co.uk estimate
29 May 2009
£174,999
21 Nov 1997
£78,000
More details

23 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

Today
£672,165
streetscan.co.uk estimate
1 Jun 2007
£400,000

26 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

Today
£449,156
streetscan.co.uk estimate
20 Jul 1999
£124,000

28 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Detached
🛏️ 6bed
📐 1313 sq ft
Today
£553,036
streetscan.co.uk estimate
10 Oct 2024
£570,000
22 Aug 2008
£345,000
More details

31 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Semi-detached
🛏️ 4bed
📐 936 sq ft
Today
£361,082
streetscan.co.uk estimate
18 Dec 2025
£360,000
28 Feb 2003
£172,000
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More details

4 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Detached
🛏️ 5bed
📐 980 sq ft
Today
£410,865
streetscan.co.uk estimate
21 Nov 2006
£234,000
10 Oct 2005
£219,950
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5 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Detached
🛏️ 5bed
📐 936 sq ft
Today
£417,280
streetscan.co.uk estimate
15 Dec 2005
£224,000
6 Feb 2004
£186,000
More details

6 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Detached
🛏️ 5bed
📐 947 sq ft
Today
£389,701
streetscan.co.uk estimate
30 Oct 2015
£312,000
More details

7 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Terraced
🛏️ 4bed
📐 915 sq ft
Today
£346,705
streetscan.co.uk estimate
25 Nov 2008
£192,000
26 Nov 1999
£113,500
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More details

8 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

🏠 Terraced
🛏️ 3bed
📐 689 sq ft
Today
£290,846
streetscan.co.uk estimate
9 Jul 2020
£250,000
9 Jan 2015
£227,500
View +1 more
More details

9 Valley Close, Colden Common, Winchester, Hampshire, SO21 1UN

Today
£333,682
streetscan.co.uk estimate
30 Jul 1996
£56,500

Area Insights

Data Sources

Properties at SO21 1UN appear fourty-five times in the Land Registry records, with the latest transaction recorded on 18 Dec 2025. It also has fifteen Energy Performance Certificates (EPC) entries, the earliest dating back to 3 Aug 2018. 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.