Over the past 30 years, there have been 106 property sales recorded in the CO12 3SX postcode area. The highest sale price reached £310,000, while the most recent sale was for a detached house sold in February 2026 for £265,000.

The estimated average property value in CO12 3SX currently stands at £256,104, which is approximately 10.9% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £3,838.

Property prices in CO12 3SX have risen by 3% over the past year , with a total increase of 21.8% over the past five years , and a long-term rise of 60.1% over the past decade .

The most common type of property sold in the area is detached, making up around 48% of transactions , followed by semi-detached and terraced.

Housing in CO12 3SX is predominantly owner-occupied, with an estimated 84% of homes being lived in by the owners.

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Property Sales

1 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 3bed
📐 581 sq ft
Today
£226,393
streetscan.co.uk estimate
28 May 2019
£186,000
29 Sep 2006
£147,000
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10 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 3bed
📐 581 sq ft
Today
£213,807
streetscan.co.uk estimate
24 Jul 1998
£45,000
7 Jun 1996
£41,995
More details

11 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 3bed
📐 560 sq ft
Today
£231,169
streetscan.co.uk estimate
5 Aug 2022
£245,000
10 Mar 2008
£157,000
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12 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 3bed
📐 592 sq ft
Today
£210,711
streetscan.co.uk estimate
26 May 2021
£190,000
13 Nov 2017
£177,000
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14 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

Today
£217,565
streetscan.co.uk estimate
21 Dec 2006
£139,000
28 Jun 1996
£39,995

15 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

Today
£222,557
streetscan.co.uk estimate
9 Oct 1996
£38,995

16 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 5bed
📐 980 sq ft
Today
£318,507
streetscan.co.uk estimate
25 Feb 2016
£224,950
7 Nov 2000
£99,000
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17 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 4bed
📐 538 sq ft
Today
£180,482
streetscan.co.uk estimate
2 Nov 2017
£153,000
25 Nov 1998
£45,000
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18 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 6bed
📐 1130 sq ft
Today
£332,881
streetscan.co.uk estimate
25 Jul 2014
£208,500
9 Apr 1999
£83,750
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19 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Terraced
🛏️ 4bed
📐 700 sq ft
Today
£226,253
streetscan.co.uk estimate
7 Dec 2006
£145,500
1 May 1998
£45,500
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2 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

Today
£275,478
streetscan.co.uk estimate
8 Mar 2007
£176,000
21 Sep 2004
£166,000
31 Jul 1996
£55,000

20 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 6bed
📐 1087 sq ft
Today
£293,668
streetscan.co.uk estimate
22 Jun 2018
£248,000
2 Aug 2013
£177,500
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21 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

Today
£237,986
streetscan.co.uk estimate
17 Jun 1999
£49,995
6 Sep 1996
£40,995

23 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Terraced
🛏️ 3bed
📐 549 sq ft
Today
£224,519
streetscan.co.uk estimate
22 Oct 1998
£45,000
12 Sep 1996
£40,995
More details

25 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Terraced
🛏️ 3bed
📐 538 sq ft
Today
£174,755
streetscan.co.uk estimate
22 Aug 2025
£180,000
30 Aug 1996
£37,045
More details

27 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Terraced
🛏️ 4bed
📐 538 sq ft
Today
£192,124
streetscan.co.uk estimate
25 Aug 2017
£160,000
20 Aug 2003
£106,000
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More details

29 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Terraced
🛏️ 4bed
📐 700 sq ft
Today
£247,516
streetscan.co.uk estimate
31 Mar 2016
£173,500
29 Nov 1996
£50,345
More details

3 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 3bed
📐 570 sq ft
Today
£214,864
streetscan.co.uk estimate
30 Sep 2016
£160,000
28 Oct 1996
£41,325
More details

31 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 4bed
📐 721 sq ft
Today
£302,604
streetscan.co.uk estimate
14 Mar 2003
£149,995
18 Jun 1999
£64,995
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33 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 4bed
📐 926 sq ft
Today
£276,597
streetscan.co.uk estimate
31 May 2019
£230,000
19 Mar 2004
£155,000
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35 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 4bed
📐 958 sq ft
Today
£261,610
streetscan.co.uk estimate
26 Feb 2026
£265,000
12 Sep 2024
£255,000
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37 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 4bed
📐 701 sq ft
Today
£236,039
streetscan.co.uk estimate
1 Sep 2011
£143,000
22 Sep 2008
£160,000
View +1 more
More details

39 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 5bed
📐 818 sq ft
Today
£295,938
streetscan.co.uk estimate
11 Jul 2023
£310,000
8 Sep 2017
£250,000
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More details

4 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 4bed
📐 753 sq ft
Today
£248,496
streetscan.co.uk estimate
27 Aug 2019
£210,000
7 Dec 2006
£158,000
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More details

41 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 4bed
📐 721 sq ft
Today
£250,671
streetscan.co.uk estimate
1 Oct 2015
£173,250
2 Jul 2009
£143,500
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More details

43 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

Today
£281,262
streetscan.co.uk estimate
4 Jan 2008
£195,000
28 Oct 2002
£155,000
1 Aug 1996
£67,500

45 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

Today
£312,902
streetscan.co.uk estimate
16 Jan 2007
£197,000
29 Nov 2005
£202,650
20 Nov 2001
£139,000
14 Feb 1997
£74,995

5 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Detached
🛏️ 5bed
📐 913 sq ft
Today
£288,315
streetscan.co.uk estimate
26 Aug 2010
£170,000
18 Apr 2006
£173,500
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More details

6 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 4bed
📐 700 sq ft
Today
£241,142
streetscan.co.uk estimate
28 Apr 2014
£143,500
9 Jun 2005
£153,500
View +1 more
More details

7 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 3bed
📐 603 sq ft
Today
£203,694
streetscan.co.uk estimate
29 Jun 2022
£205,000
23 Oct 2006
£140,000
View +3 more
More details

8 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

🏠 Semi-detached
🛏️ 3bed
📐 592 sq ft
Today
£221,835
streetscan.co.uk estimate
21 Jan 2016
£155,000
18 Jun 1996
£41,995
More details

9 St Denis Close, Harwich, Tendring, Essex, CO12 3SX

Today
£235,855
streetscan.co.uk estimate
5 Dec 1996
£41,325

Area Insights

Data Sources

Properties at CO12 3SX appear one hundred and six times in the Land Registry records, with the latest transaction recorded on 26 Feb 2026. It also has twenty-five Energy Performance Certificates (EPC) entries, the earliest dating back to 23 Jan 2014. 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.