Over the past 30 years, there have been 12 property sales recorded in the SG3 6AA postcode area. The highest sale price reached £1,265,000, while the most recent sale was for a detached bungalow sold in September 2025 for £575,000.

The estimated average property value in SG3 6AA currently stands at £1,137,017, which is approximately 108.2% 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 £6,100.

Property prices in SG3 6AA have risen by 5.4% over the past year , with a total increase of 15.4% over the past five years , and a long-term rise of 50.4% over the past decade .

The most common type of property sold in the area is detached, making up around 92% of transactions , followed by semi-detached.

Housing in SG3 6AA is predominantly owner-occupied, with an estimated 80% of homes being lived in by the owners.

Click on the map to change the analyzed area

Property Sales

10A Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

🏠 Detached
🛏️ 7bed
📐 1518 sq ft
Today
£1,107,735
streetscan.co.uk estimate
21 Sep 2000
£318,000
More details

11 Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

🏠 Detached
🛏️ bed
📐 1636 sq ft
Today
£1,686,294
streetscan.co.uk estimate
7 Jul 1995
£272,500
More details

13 Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

Today
£870,994
streetscan.co.uk estimate
11 Nov 1996
£135,000

14 Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

Today
£1,259,802
streetscan.co.uk estimate
19 Dec 2002
£485,000

3 Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

🏠 Detached
🛏️ 6bed
📐 1152 sq ft
Today
£570,123
streetscan.co.uk estimate
16 Sep 2025
£575,000
More details

5 Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

Today
£1,178,315
streetscan.co.uk estimate
27 Jun 2007
£625,000

6 Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

🏠 Detached
🛏️ 10bed
📐 2336 sq ft
Today
£1,143,245
streetscan.co.uk estimate
1 Apr 2022
£1,065,000
19 Nov 2004
£467,500
More details

6A Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

Today
£1,109,486
streetscan.co.uk estimate
24 Jun 1997
£193,000

9 Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

🏠 Detached
🛏️ 8bed
📐 2390 sq ft
Today
£1,312,406
streetscan.co.uk estimate
10 Jul 2025
£1,265,000
4 Dec 2015
£750,725
More details

Holly House, 8 Swangleys Lane, Knebworth, North Hertfordshire, Hertfordshire, SG3 6AA

Today
£1,060,382
streetscan.co.uk estimate
6 Mar 2009
£506,000

Area Insights

Data Sources

Properties at SG3 6AA appear twelve times in the Land Registry records, with the latest transaction recorded on 16 Sep 2025. It also has five Energy Performance Certificates (EPC) entries, the earliest dating back to 4 Aug 2021. 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.