4 De Soissons Close, Welwyn Garden City, AL8 6YX
About 4 De Soissons Close
4 De Soissons Close is a two-bedroom end-of-terrace house in Welwyn Garden City (AL8 6YX). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 2003-2006 and council tax band C. At 62 m² this is the 12th smallest of 18 units on EPC record in the building, where floor areas span 49–103 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (February 2022) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since November 2011. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good.
On the market in April 2014 and unlisted since — roughly 12 years. Across 2005–2014, sale prices on this property compounded at 1.5% per year. Today's modelled estimate of £297,000 is 40.1% above the 2014 sale price.
Know exactly what you're buying at 4 De Soissons Close
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Bathrooms2
Energy performance
4 De Soissons Close's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
More low energy lighting installed
Planning history
4 De Soissons Close has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
£297,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.5% per year over 9 years.
£212,000
Growth on file: 1.5% per year over 9 years.
Sales timeline
10 April 2014Most recent
£212,000
+14.6%over 9 years18 March 2005
£185,000
Median price across the last 5 sales in AL8 6YX: £510,000 (2025–2022).
Nearby sales in AL8 6YX
15 De Soissons Close, Welwyn Garden City, AL8 6YX
Sold Oct 2025
£305,0005 De Soissons Close, Welwyn Garden City, AL8 6YX
Sold Aug 2025
£310,0002 De Soissons Close, Welwyn Garden City, AL8 6YX
Sold Apr 2025
£517,00018 De Soissons Close, Welwyn Garden City, AL8 6YX
Sold Jul 2024
£550,0001 De Soissons Close, Welwyn Garden City, AL8 6YX
Sold Dec 2022
£510,000
Everything we know about 4 De Soissons Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other De Soissons Close homes
On epc rating, 4 De Soissons Close runs well behind the street norm.
Price per m²
£3,419
Street avg £4,055
Floor Area
62 m²
Street avg 57 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.5 t/year
Street avg 1.2 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Newfields — bus stop.
Closest school
0.4 km
Stanborough School. 12 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.