Over the past 30 years, there have been 131 property sales recorded in the SG3 6DT postcode area. The highest sale price reached £407,500, while the most recent sale was for a terraced house sold in September 2025 for £350,000.

The estimated average property value in SG3 6DT currently stands at £297,054, which is approximately 46.7% 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 £5,644.

Property prices in SG3 6DT have risen by 5.7% over the past year , with a total increase of 15.5% over the past five years, and a long-term rise of 49.3% over the past decade.

The most common type of property sold in the area is terraced, making up around 68% of transactions , followed by flat and semi-detached.

Housing in SG3 6DT is predominantly owner-occupied, with an estimated 65% of homes being lived in by the owners.

Click on the map to change the analyzed area

Property Sales

101 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Flat
🛏️ 2bed
📐 291 sq ft
Today
£216,290
streetscan.co.uk estimate
21 Apr 2023
£214,000
10 Aug 2016
£159,000
View +1 more
More details

109 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 614 sq ft
Today
£368,305
streetscan.co.uk estimate
30 Aug 2023
£340,000
8 Apr 2020
£278,000
More details

111 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 614 sq ft
Today
£359,196
streetscan.co.uk estimate
1 Jul 1999
£74,500
More details

113 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 603 sq ft
Today
£344,071
streetscan.co.uk estimate
18 Jun 2018
£288,000
14 Jul 2004
£160,000
More details

115 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 5bed
📐 753 sq ft
Today
£347,059
streetscan.co.uk estimate
29 Oct 2018
£295,000
3 Apr 2007
£190,000
View +1 more
More details

117 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 4bed
📐 883 sq ft
Today
£403,314
streetscan.co.uk estimate
26 Oct 2017
£329,000
12 May 2014
£248,000
View +4 more
More details

119 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

Today
£369,474
streetscan.co.uk estimate
18 Aug 2000
£91,000

121 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 603 sq ft
Today
£350,000
streetscan.co.uk estimate
25 Sep 2025
£350,000
20 Jan 2022
£345,000
View +5 more
More details

123 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 614 sq ft
Today
£366,978
streetscan.co.uk estimate
1 Jul 2020
£298,000
3 Aug 2018
£293,000
View +2 more
More details

125 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 624 sq ft
Today
£369,277
streetscan.co.uk estimate
18 Jul 2023
£345,000
17 Jul 2018
£275,000
View +3 more
More details

129 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

Today
£450,293
streetscan.co.uk estimate
26 Oct 2001
£128,000
4 Sep 1998
£93,500

131 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 4bed
📐 624 sq ft
Today
£367,456
streetscan.co.uk estimate
17 May 2023
£345,000
24 Feb 2020
£294,725
View +3 more
More details

133 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 4bed
📐 614 sq ft
Today
£357,955
streetscan.co.uk estimate
30 Oct 2009
£175,000
26 Jun 1998
£70,000
More details

135 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 5bed
📐 947 sq ft
Today
£456,062
streetscan.co.uk estimate
14 Jan 2022
£407,500
5 May 2015
£287,500
View +1 more
More details

137 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 2bed
📐 484 sq ft
Today
£300,451
streetscan.co.uk estimate
8 Dec 2000
£74,000
More details

139 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 494 sq ft
Today
£173,481
streetscan.co.uk estimate
22 Jun 2017
£137,500
21 Mar 2003
£109,000
More details

141 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 2bed
📐 506 sq ft
Today
£255,908
streetscan.co.uk estimate
25 Feb 2005
£113,500
More details

143 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 2bed
📐 495 sq ft
Today
£220,213
streetscan.co.uk estimate
28 Feb 2011
£115,000
4 Oct 2002
£110,000
View +1 more
More details

145 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 624 sq ft
Today
£366,745
streetscan.co.uk estimate
19 Dec 2016
£290,000
30 Jan 2015
£244,995
View +2 more
More details

149 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 624 sq ft
Today
£384,711
streetscan.co.uk estimate
31 Mar 2015
£246,500
28 Sep 2006
£169,995
View +1 more
More details

151 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 614 sq ft
Today
£324,878
streetscan.co.uk estimate
13 Jul 2015
£222,000
More details

153 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 2bed
📐 495 sq ft
Today
£295,665
streetscan.co.uk estimate
9 Jun 2006
£144,000
29 Aug 1995
£44,000
More details

155 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Semi-detached
🛏️ 2bed
📐 495 sq ft
Today
£295,578
streetscan.co.uk estimate
13 Mar 2000
£69,500
30 Jan 1998
£54,950
More details

157 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 2bed
📐 491 sq ft
Today
£277,985
streetscan.co.uk estimate
25 May 2018
£235,000
18 Dec 2014
£180,000
View +4 more
More details

159 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 2bed
📐 250 sq ft
Today
£259,701
streetscan.co.uk estimate
24 Jul 2013
£139,950
21 Aug 2009
£138,000
View +1 more
More details

65 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

Today
£333,212
streetscan.co.uk estimate
14 Dec 2006
£170,000
11 Jun 2004
£165,000

67 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

Today
£354,980
streetscan.co.uk estimate
24 Nov 2005
£165,000
30 Mar 2001
£102,500
15 Nov 1999
£85,000

69 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 635 sq ft
Today
£371,274
streetscan.co.uk estimate
29 Aug 2008
£193,200
21 Dec 2000
£97,000
View +1 more
More details

71 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 603 sq ft
Today
£359,993
streetscan.co.uk estimate
17 Dec 2015
£264,995
10 Oct 2014
£229,950
View +1 more
More details

73 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Flat
🛏️ 2bed
📐 495 sq ft
Today
£220,617
streetscan.co.uk estimate
20 Jan 2022
£210,000
19 Jul 2013
£124,950
View +3 more
More details

75 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

Today
£211,349
streetscan.co.uk estimate
31 Aug 2000
£65,500

77 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Flat
🛏️ 2bed
📐 464 sq ft
Today
£207,163
streetscan.co.uk estimate
8 Sep 2017
£195,000
15 Dec 2003
£119,500
View +3 more
More details

79 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Flat
🛏️ 2bed
📐 527 sq ft
Today
£153,547
streetscan.co.uk estimate
16 Feb 2023
£150,000
More details

81 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Flat
🛏️ 2bed
📐 463 sq ft
Today
£209,476
streetscan.co.uk estimate
31 Mar 2016
£175,000
31 Mar 2010
£118,000
View +4 more
More details

83 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Flat
🛏️ 2bed
📐 484 sq ft
Today
£190,129
streetscan.co.uk estimate
5 Mar 2020
£170,000
11 Sep 2007
£126,000
View +3 more
More details

85 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Flat
🛏️ 2bed
📐 549 sq ft
Today
£215,105
streetscan.co.uk estimate
31 Jan 2025
£212,000
18 Dec 2017
£210,000
View +3 more
More details

87 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

Today
£207,110
streetscan.co.uk estimate
18 Feb 2000
£60,000

89 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

Today
£229,488
streetscan.co.uk estimate
20 Jun 1997
£45,500

91 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Flat
🛏️ 2bed
📐 527 sq ft
Today
£161,838
streetscan.co.uk estimate
6 Aug 2012
£100,000
29 Mar 1996
£34,500
View +1 more
More details

93 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 624 sq ft
Today
£397,546
streetscan.co.uk estimate
20 Dec 1996
£60,000
More details

95 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

Today
£403,167
streetscan.co.uk estimate
19 Feb 2004
£165,000
5 Dec 2001
£112,500
29 Jan 1999
£78,500
18 Jun 1997
£67,000

97 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 624 sq ft
Today
£345,552
streetscan.co.uk estimate
28 Aug 2020
£287,000
8 Jan 2016
£265,000
View +3 more
More details

99 Wadnall Way, Knebworth, North Hertfordshire, Hertfordshire, SG3 6DT

🏠 Terraced
🛏️ 3bed
📐 635 sq ft
Today
£376,603
streetscan.co.uk estimate
31 Jan 2020
£310,000
18 Jan 2016
£281,000
View +1 more
More details

Area Insights

Data Sources

Properties at SG3 6DT appear one hundred and thirty-one times in the Land Registry records, with the latest transaction recorded on 25 Sep 2025. It also has thirty-five Energy Performance Certificates (EPC) entries, the earliest dating back to 2 Jun 2011. 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.