4 Chestnut Walk, Welwyn, AL6 0SB
About 4 Chestnut Walk
4 Chestnut Walk is a two-bedroom detached house in Welwyn (AL6 0SB). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (September 2018) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump.
At 74 m² it sits well below the postcode median (171 m² across 12 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 2 bedrooms is on the smaller side for this postcode, where 4 is the typical count. Today's modelled estimate of £565,000 is 26.5% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£561/sq ft) was about 106.6% above the typical sold price in the postcode. Last sale on file: £446,500 in March 2019.
Know exactly what you're buying at 4 Chestnut Walk
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Bathrooms1
Energy performance
4 Chestnut Walk sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
4 Chestnut Walk has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 4 Chestnut Walk
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
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Sales history & valuation
£565,000
Modelled from EPC, postcode comparables.
£446,500
Recorded with HM Land Registry.
Sales timeline
29 March 2019Most recent
£446,500
Median price across the last 5 sales in AL6 0SB: £750,000 (2025–2016).
Nearby sales in AL6 0SB
Everything we know about 4 Chestnut Walk, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Chestnut Walk homes
4 Chestnut Walk is notably below the street on epc rating.
Price per m²
£6,034
Street avg £4,220
Floor Area
74 m²
Street avg 178 m²
Habitable Rooms
4 rooms
Street avg 8 rooms
CO₂ Emissions
5.3 t/year
Street avg 6.1 t/year
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1 Chestnut Walk
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Mardley Avenue — bus stop.
Closest school
0.6 km
Oaklands Primary School. 7 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.