21 New Close
SG3 6NU
- Semi-detached
- Freehold
- 3 bedrooms (estimate)
- 1,076 sq ft
- EPC C
What the sales records show
From its recent sale£555,000
Range £515,000 to £595,000
Since last sale
+£60,000
+12.1% since Mar 2024, +4.5% a year
Rank in SG3 6NU
37th of 42
Postcode average £651,738
There is no floor area on record, so this is the home's last sale moved from March 2024 to August 2026 by the official UK House Price Index for North Hertfordshire, with the range widened the older the sale. It cannot see condition, layout or recent work, so it is not a valuation.
In short
21 New Close is a 3 bedroom freehold semi-detached in SG3 of about 1,076 sq ft.
There is no floor area on record, so its last sale has been moved to today by the official price index for North Hertfordshire: £515,000 to £595,000, about £555,000 in the middle.
That makes it the 37th highest of the 42 homes we can compare in SG3 6NU, where the middle figure averages £651,738.
It last sold for £495,000 in March 2024; the price index suggests it has gained about £60,000 since, roughly +4.5% a year.
Across Welwyn Hatfield, average prices rose 0.7% in the year to August 2026.
Where in the range would yours sell?
Condition and improvements usually decide it, and only someone who sees the home can say.
Lower end
£515,000
Middle
£555,000
Upper end
£595,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
Sale history
Every sale of this home registered with HM Land Registry since 1995
| Sold | Price paid | Change | A year |
|---|---|---|---|
| March 2024 | £495,000 | First sale | – |
Homes in SG3 6NU
Ranked by what comparable sales show. Choose one to see its page.
- 9 New CloseSemi-detachedSold May 2014 for £550k£924,000#1
- 23 New CloseDetachedSold Oct 2018 for £760k£865,000#2
- 42 New CloseSemi-detachedSold Jan 2013 for £447k£847,000#3
- 40 New CloseSemi-detachedSold Mar 1996 for £112k£781,000#4
- 45 New CloseSemi-detachedSold Oct 2004 for £345k£772,000#5
- 5 New CloseSemi-detachedSold Sept 1999 for £165k£760,000#6
- 50 New CloseSemi-detachedSold Feb 2000 for £172k£733,000#7
- 28 New CloseSemi-detachedSold Jun 2012 for £375k£728,000#8
- 4 New CloseDetachedSold Jun 1998 for £150k£717,000#9
- 13 New CloseSemi-detachedSold Aug 2024 for £650k£706,000#10
- 6 New CloseSemi-detachedSold Apr 2025 for £660k£690,000#11
- 8 New CloseSemi-detachedSold Dec 2000 for £175k£688,000#12
- 12 New CloseSemi-detachedSold Feb 2011 for £346k£676,000#13
- 26 New CloseSemi-detachedSold Jul 2026 for £665k£675,000#14
- 39 New CloseSemi-detachedSold Oct 2023 for £630k£675,000#15
- 16 New CloseSemi-detachedSold Jan 2020 for £548k£668,000#16
- 32 New CloseSemi-detachedSold Nov 2007 for £350k£667,000#17
- 27 New CloseSemi-detachedSold Jan 2021 for £565k£665,000#18
- 30 New CloseTerracedSold Apr 2004 for £275k£663,000#19
- 10 New CloseSemi-detachedSold May 2012 for £345k£658,000#20
- 44 New CloseSemi-detachedSold May 2016 for £475k£642,000#21
- 52 New CloseDetachedSold May 2002 for £216k£637,000#22
- 37 New CloseDetachedSold Feb 2003 for £250k£628,000#23
- 31 New CloseSemi-detachedSold Mar 2003 for £235k£626,000#24
- 15 New CloseSemi-detachedSold Nov 1998 for £130k£625,000#25
- 19 New CloseSemi-detachedSold Jan 2004 for £250k£617,000#26
- 35 New CloseSemi-detachedSold Apr 2016 for £453k£615,000#27
- 29 New CloseSemi-detachedSold Dec 2024 for £590k£612,000#28
- 34 New CloseSemi-detachedSold Oct 1995 for £90k£609,000#29
- 17 New CloseSemi-detachedSold Jul 2005 for £275k£606,000#30
- 22 New CloseSemi-detachedSold May 2014 for £359k£603,000#31
- 20 New CloseSemi-detachedSold Sept 2010 for £308k£599,000#32
- 38 New CloseSemi-detachedSold Jun 2007 for £305k£590,000#33
- 48 New CloseSemi-detachedSold Jun 2021 for £495k£586,000#34
- 49 New CloseSemi-detachedSold Mar 2021 for £490k£583,000#35
- 51 New CloseSemi-detachedSold Aug 2014 for £340k£571,000#36
- 21 New Close (this home)Semi-detached · 3 bed · 1,076 sq ftSold Mar 2024 for £495k£555,000#37
- 36 New CloseSemi-detachedSold May 2019 for £415k£522,000#38
- 3 New CloseSemi-detachedSold Jul 2018 for £420k£508,000#39
- 18 New CloseSemi-detachedSold Nov 2025 for £500k£508,000#40
- 2 New CloseSemi-detachedSold May 2019 for £400k£503,000#41
- 43 New CloseSemi-detachedSold Mar 2021 for £395k£470,000#42
- 1 New Close–
Recent sales of semi-detached homes nearby
The closest sales of the same type in the last two years, registered with HM Land Registry. Choose one to see its page.
| Home | Price | Sold | Size | Per sq ft | Away |
|---|---|---|---|---|---|
| 26 New CloseSG3 6NU · Semi-detached | £665,000 | Jul 2026 | – | – | < 0.1 mi |
| 18 New CloseSG3 6NU · Semi-detached | £500,000 | Nov 2025 | – | – | < 0.1 mi |
| 6 New CloseSG3 6NU · Semi-detached | £660,000 | Apr 2025 | – | – | < 0.1 mi |
| 29 New CloseSG3 6NU · Semi-detached | £590,000 | Dec 2024 | – | – | < 0.1 mi |
| 18 Peters WaySG3 6HP · Semi-detached | £270,000 | May 2025 | – | – | < 0.1 mi |
| 1 Church GardensSG3 6AR · Semi-detached | £900,000 | Aug 2025 | – | – | 0.1 mi |
| 2 Station RoadSG3 6AP · Semi-detached | £590,000 | Feb 2025 | – | – | 0.2 mi |
| 18, Strafford Court Pondcroft RoadSG3 6DF · Semi-detached | £260,000 | Feb 2025 | – | – | 0.2 mi |
| 20 Pondcroft RoadSG3 6DB · Semi-detached | £485,000 | May 2026 | – | – | 0.3 mi |
| 30 Pondcroft RoadSG3 6DB · Semi-detached | £610,000 | Dec 2025 | – | – | 0.3 mi |
| 20 Pondcroft RoadSG3 6DB · Semi-detached | £465,000 | Aug 2025 | – | – | 0.3 mi |
| 5 Broom GroveSG3 6BZ · Semi-detached | £449,950 | Nov 2025 | – | – | 0.4 mi |
What buyers have paid in SG3
Completed sales in the last 12 months, against the 12 months before
| Type | Sales | Average price | Average size | Per sq ft | On the year |
|---|---|---|---|---|---|
| All homes | 77 | £467,532 | – | – | −14.5% |
| Flats | 19 | £252,211 | – | – | −0.6% |
| Terraced | 20 | £378,625 | – | – | −8.4% |
| Semi-detached | 23 | £560,433 | – | – | +7.8% |
| Detached | 13 | £809,885 | – | – | +4.5% |
Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0.
Energy performance data © Crown copyright. Licensed under the Open Government Licence v3.0.
Contains HM Land Registry UK House Price Index data © Crown copyright. Licensed under the Open Government Licence v3.0.
Floor area and energy rating from the energy certificate of October 2023.
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