Over the past 8 years, there have been 41 property sales recorded in the NN17 3LY postcode area. The highest sale price reached £873,200, while the most recent sale was for a detached house sold in December 2025 for £269,500.

The estimated average property value in NN17 3LY currently stands at £285,695, which is approximately 21.2% 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 £3,788.

Property prices in NN17 3LY have risen by 3.9% over the past year , with a total increase of 22.7% over the past five years , and a long-term rise of 67.3% over the past decade .

The most common type of property sold in the area is semi-detached, making up around 51% of transactions , followed by detached and other.

Housing in NN17 3LY is mixed, with 100% of homes being , indicating a diverse residential makeup.

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Property Sales

1 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 958 sq ft
Today
£267,079
streetscan.co.uk estimate
1 Dec 2025
£269,500
19 Dec 2017
£216,950
More details

11 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 743 sq ft
Today
£233,097
streetscan.co.uk estimate
30 Jul 2018
£179,995
More details

12 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 743 sq ft
Today
£90,042
streetscan.co.uk estimate
18 Jul 2025
£88,000
More details

13 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 538 sq ft
Today
£197,014
streetscan.co.uk estimate
25 May 2018
£149,995
More details

15 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 538 sq ft
Today
£197,014
streetscan.co.uk estimate
25 May 2018
£149,995
More details

17 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 624 sq ft
Today
£209,169
streetscan.co.uk estimate
9 Apr 2020
£167,500
20 Mar 2020
£167,500
View +1 more
More details

19 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 624 sq ft
Today
£209,987
streetscan.co.uk estimate
21 Oct 2021
£187,000
31 May 2018
£162,995
More details

2 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 958 sq ft
Today
£259,266
streetscan.co.uk estimate
19 May 2025
£253,000
29 Jun 2018
£230,995
More details

20 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 624 sq ft
Today
£217,932
streetscan.co.uk estimate
29 Jun 2018
£166,995
More details

21 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 850 sq ft
Today
£266,997
streetscan.co.uk estimate
25 May 2018
£209,995
More details

22 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 624 sq ft
Today
£225,563
streetscan.co.uk estimate
16 Jun 2023
£218,000
29 Jun 2018
£166,995
More details

23 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 1249 sq ft
Today
£348,653
streetscan.co.uk estimate
7 Sep 2018
£282,995
More details

24 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 850 sq ft
Today
£269,602
streetscan.co.uk estimate
14 Feb 2025
£262,000
30 Jul 2018
£215,995
More details

25 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 1076 sq ft
Today
£314,772
streetscan.co.uk estimate
28 Sep 2018
£255,495
More details

26 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 1076 sq ft
Today
£319,878
streetscan.co.uk estimate
30 Aug 2018
£258,995
More details

27 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 743 sq ft
Today
£235,410
streetscan.co.uk estimate
29 Mar 2018
£178,995
More details

28 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 850 sq ft
Today
£268,005
streetscan.co.uk estimate
31 Aug 2018
£216,995
More details

29 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 743 sq ft
Today
£221,258
streetscan.co.uk estimate
15 Jun 2021
£187,000
11 Jul 2019
£192,500
View +1 more
More details

3 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 850 sq ft
Today
£258,383
streetscan.co.uk estimate
16 Jul 2025
£255,000
25 May 2018
£212,995
More details

30 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 850 sq ft
Today
£269,240
streetscan.co.uk estimate
31 Aug 2018
£217,995
More details

31 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 1076 sq ft
Today
£326,355
streetscan.co.uk estimate
29 Jun 2018
£257,995
More details

32 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 1076 sq ft
Today
£320,316
streetscan.co.uk estimate
28 Sep 2018
£259,995
More details

33 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 1249 sq ft
Today
£347,449
streetscan.co.uk estimate
8 Aug 2022
£345,000
27 Apr 2018
£279,995
More details

34 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Detached
🛏️ bed
📐 850 sq ft
Today
£268,005
streetscan.co.uk estimate
31 Aug 2018
£216,995
More details

4 Fortress Close, Weldon, Corby, Northampton, Northamptonshire, NN17 3LY

🏠 Other
🛏️ bed
📐 775 sq ft
Today
£991,457
streetscan.co.uk estimate
28 Jun 2018
£873,200
More details

5 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 624 sq ft
Today
£207,060
streetscan.co.uk estimate
24 Jun 2021
£175,000
31 May 2018
£162,995
More details

7 Fortress Close, Weldon, Corby, Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 624 sq ft
Today
£214,089
streetscan.co.uk estimate
31 May 2018
£162,995
More details

9 Fortress Close, Weldon, Corby, North Northamptonshire, NN17 3LY

🏠 Semi-detached
🛏️ bed
📐 743 sq ft
Today
£237,371
streetscan.co.uk estimate
5 Feb 2021
£195,000
31 May 2018
£178,995
More details

Area Insights

Data Sources

Properties at NN17 3LY appear fourty-one times in the Land Registry records, with the latest transaction recorded on 1 Dec 2025. It also has twenty-eight Energy Performance Certificates (EPC) entries, the earliest dating back to 1 Jun 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.