2 Firs Walk, Tewin, Welwyn, AL6 0NZ
About 2 Firs Walk
2 Firs Walk is a detached house in Tewin, Welwyn, Welwyn (AL6 0NZ). It has a recorded floor area of 287 m² (around 3089 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (May 2022) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79).
At 287 m² it's 24.8% larger than the typical home in the postcode (230 m² median across 13 EPCs). Across 1996–2022, sale prices on this property compounded at 6.5% per year. On a £-per-square-foot basis, the last sale (£683/sq ft) was about 120.9% above the typical sold price in the postcode. One planning record on file: an extension refused in 2010. Most recent transfer: October 2022 at £2,108,878. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 2 Firs 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
Energy performance
2 Firs Walk's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- Jun 2010ExtensionFullIn report
Extension: Single storey · Side of property
Single storey side extension
- Documents
- 6 docs on file
- Reference
- 3/10/0527/FP
We flagged 1 thing worth checking at 2 Firs 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
Latest sale on 2 Firs Walk was the highest on Land Registry record across the postcode.
£2,224,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 26 years.
£2,108,878
Growth on file: 6.5% per year over 26 years.
Sales timeline
18 October 2022Most recent
£2,108,878
+117.4%over 19 years7 August 2003
£970,250
+135.8%over 6 years18 November 1996
£411,500
Median price across the last 5 sales in AL6 0NZ: £1,300,000 (2023–2021).
Nearby sales in AL6 0NZ
Everything we know about 2 Firs 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 Firs Walk homes
Years Held for 2 Firs Walk lags the street by a wide margin.
Price per m²
£7,348
Street avg £5,918
Floor Area
287 m²
Street avg 224 m²
Habitable Rooms
11 rooms
Street avg 8 rooms
CO₂ Emissions
11.0 t/year
Street avg 9.1 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.7 km
Desborough Drive — bus stop.
Closest school
1.9 km
Tewin Cowper Church of England Voluntary Aided 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.