50 Blackdown Close
SG1 6AX
- Semi-detached
- Freehold
- 3 bedrooms (estimate)
- 818 sq ft
- EPC C
What comparable sales show
Strong match£398,000
Range £350,000 to £446,000 · £487 per sq ft
Since last sale
−£37,000
−8.5% since May 2026
Rank in SG1 6AX
20th of 45
Postcode average £403,978
From completed sales of similar homes nearby, adjusted for floor area. It cannot see condition, layout or recent work, so it is not a valuation.
In short
50 Blackdown Close is a 3 bedroom freehold semi-detached in SG1 of about 818 sq ft.
Comparable completed sales nearby put it at £350,000 to £446,000, about £398,000 in the middle.
That makes it the 20th highest of the 45 homes we can compare in SG1 6AX, where the middle figure averages £403,978.
It last sold for £435,000 in May 2026; comparable sales suggest it has lost about £37,000 since.
Across North Hertfordshire, average prices rose 3.1% 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
£350,000
Middle
£398,000
Upper end
£446,000
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 |
|---|---|---|---|
| May 2026 | £435,000 | +16.8% | +2.1% |
| October 2018 | £372,500 | +62.0% | +7.2% |
| November 2011 | £230,000 | +12.5% | +1.6% |
| May 2004 | £204,500 | +52.6% | +14.9% |
| May 2001 | £134,000 | First sale | – |
Homes in SG1 6AX
Ranked by what comparable sales show. Choose one to see its page.
- 32 Blackdown CloseSemi-detachedSold Nov 2002 for £192k£551,000#1
- 58 Blackdown CloseSemi-detachedSold Apr 2001 for £140k£527,000#2
- 30 Blackdown CloseTerracedSold Jan 2001 for £131k£525,000#3
- 56 Blackdown CloseSemi-detachedSold Apr 2001 for £139k£523,000#4
- 90 Blackdown CloseDetachedSold Sept 2005 for £244k£523,000#5
- 22 Blackdown CloseSemi-detachedSold Sept 2000 for £131k£510,000#6
- 28 Blackdown CloseSemi-detachedSold Jan 2001 for £131k£507,000#7
- 18 Blackdown CloseSemi-detachedSold Sept 2023 for £460k£500,000#8
- 48 Blackdown CloseSemi-detachedSold May 2001 for £132k£488,000#9
- 86 Blackdown CloseSemi-detachedSold Dec 2005 for £208k£463,000#10
- 2 Blackdown CloseTerracedSold May 2007 for £235k£452,000#11
- 20 Blackdown CloseSemi-detachedSold Jul 2017 for £360k£452,000#12
- 46 Blackdown CloseTerracedSold May 2006 for £214k£451,000#13
- 88 Blackdown CloseSemi-detached · 4 bed · 1,076 sq ftSold May 2026 for £510k£451,000#14
- 8 Blackdown CloseSemi-detachedSold Oct 2000 for £114k£446,000#15
- 44 Blackdown CloseSemi-detachedSold Sept 2016 for £348k£446,000#16
- 26 Blackdown Close Great Ashby StevenageSemi-detachedSold Apr 2021 for £365k£431,000#17
- 4 Blackdown CloseTerracedSold Aug 2006 for £210k£421,000#18
- 52 Blackdown CloseSemi-detachedSold Jun 2020 for £335k£413,000#19
- 50 Blackdown Close (this home)Semi-detached · 3 bed · 818 sq ftSold May 2026 for £435k£398,000#20
- 66 Blackdown CloseTerracedSold Jun 2001 for £106k£396,000#21
- 84 Blackdown CloseSemi-detachedSold Mar 2025 for £385k£396,000#22
- 6 Blackdown CloseTerracedSold Jul 2007 for £200k£383,000#23
- 42 Blackdown CloseTerracedSold Mar 2006 for £178k£383,000#24
- 10 Blackdown CloseTerracedSold Aug 2021 for £330k£382,000#25
- 12 Blackdown CloseTerracedSold Sept 2004 for £167k£381,000#26
- 34 Blackdown CloseSemi-detachedSold Sept 2023 for £345k£375,000#27
- 54 Blackdown CloseTerracedSold Aug 2018 for £305k£371,000#28
- 60 Blackdown CloseTerracedSold May 2024 for £330k£363,000#29
- 24 Blackdown CloseSemi-detachedSold Jun 2016 for £270k£355,000#30
- 74 Blackdown CloseTerracedSold Nov 2016 for £275k£350,000#31
- 82 Blackdown CloseTerracedSold Feb 2020 for £283k£346,000#32
- 16 Blackdown CloseTerracedSold Apr 2018 for £285k£343,000#33
- 78 Blackdown CloseSemi-detachedSold Apr 2006 for £158k£343,000#34
- 70 Blackdown CloseSemi-detachedSold Jul 2010 for £176k£342,000#35
- 38 Blackdown CloseTerracedSold Mar 2020 for £270k£338,000#36
- 72 Blackdown CloseTerracedSold Sept 2010 for £176k£338,000#37
- 68 Blackdown CloseTerracedSold Mar 2015 for £213k£336,000#38
- 14 Blackdown CloseTerracedSold Apr 2021 for £285k£334,000#39
- 80 Blackdown CloseTerracedSold Dec 2019 for £267k£332,000#40
- 36 Blackdown CloseTerracedSold Mar 2006 for £154k£331,000#41
- 62 Blackdown CloseTerracedSold Apr 2016 for £245k£331,000#42
- 40 Blackdown CloseTerracedSold Feb 2010 for £157k£310,000#43
- 76 Blackdown CloseTerracedSold Aug 2010 for £145k£280,000#44
- 64 Blackdown CloseTerracedSold Jul 2019 for £210k£262,000#45
The completed sales behind the figure
Similar homes nearby, registered with HM Land Registry. Choose one to see its page.
| Home | Price | Sold | Size | Per sq ft | Away |
|---|---|---|---|---|---|
| 50 Blackdown CloseSG1 6AX · Semi-detached | £435,000 | May 2026 | 818 sq ft | £532 | < 0.1 mi |
| 88 Blackdown CloseSG1 6AX · Semi-detached | £510,000 | May 2026 | 1,076 sq ft | £474 | < 0.1 mi |
| 7 The ChilternsSG1 6BA · Semi-detached | £415,000 | Mar 2026 | 883 sq ft | £470 | 0.1 mi |
| 115 Cleveland WaySG1 6BH · Semi-detached | £420,000 | Apr 2026 | 1,033 sq ft | £406 | 0.1 mi |
| 8 The ChilternsSG1 6AZ · Semi-detached | £361,000 | Mar 2025 | 786 sq ft | £459 | 0.1 mi |
| 44 The BeaconsSG1 6EA · Semi-detached | £365,000 | Jul 2025 | 764 sq ft | £478 | 0.1 mi |
| 16 Grampian PlaceSG1 6DR · Semi-detached | £435,000 | Mar 2026 | 1,055 sq ft | £412 | 0.1 mi |
| 67 Cleveland WaySG1 6BH · Semi-detached | £450,000 | Nov 2025 | 990 sq ft | £454 | 0.1 mi |
| 98 Great Ashby WaySG1 6DT · Semi-detached | £410,000 | Mar 2025 | 904 sq ft | £453 | 0.1 mi |
| 4 Hunt Hill CloseSG1 6DS · Semi-detached | £335,000 | Oct 2024 | 775 sq ft | £432 | 0.1 mi |
| 103 Cleveland WaySG1 6BH · Semi-detached | £377,500 | Jun 2025 | 1,012 sq ft | £373 | 0.1 mi |
| 41 Blackdown CloseSG1 6AY · Semi-detached | £500,000 | Feb 2026 | 1,238 sq ft | £404 | < 0.1 mi |
What buyers have paid in SG1
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 | 339 | £366,574 | 963 sq ft | £377 | −2.2% |
| Flats | 67 | £199,734 | 611 sq ft | £324 | +7.5% |
| Terraced | 159 | £338,821 | 941 sq ft | £376 | −1.9% |
| Semi-detached | 62 | £451,748 | 1,071 sq ft | £425 | +4.3% |
| Detached | 42 | £601,231 | 1,481 sq ft | £415 | −1.5% |
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.
Floor area and energy rating from the energy certificate of October 2025.
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