7 Purcell Close, Tewin, Welwyn, AL6 0NN
About 7 Purcell Close
7 Purcell Close is a detached house in Tewin, Welwyn, Welwyn (AL6 0NN). It has a recorded floor area of 283 m² (around 3046 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (June 2020) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 72).
2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Across 1997–2020, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £1,916,000 is 20.1% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£524/sq ft) was about 63.4% above the typical sold price in the postcode. Last sale on file: £1,595,099 in August 2020.
Know exactly what you're buying at 7 Purcell Close
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
7 Purcell Close's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- Aug 2010AmendmentIn report
Minor amendments to 3/09/1891/FP: different shape of rear extension
- Reference
- 3/10/1261/MA
- Feb 2010PorchFullIn report
Extension: Single storey · Front of property
Front porch and first floor extension.
- Agent
- A J Architectural
Extension- Documents
- 11 docs on file
- Reference
- 3/09/1891/FP
We flagged 1 thing worth checking at 7 Purcell Close
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
30-day money-back guarantee
Sales history & valuation
Latest sale on 7 Purcell Close was the highest on Land Registry record across the postcode.
£1,916,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 23 years.
£1,595,099
Growth on file: 6.5% per year over 23 years.
Sales timeline
27 August 2020Most recent
£1,595,099
+316.5%over 22 years21 November 1997
£383,000
Median price across the last 5 sales in AL6 0NN: £835,000 (2022–2009).
Everything we know about 7 Purcell Close, 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 Purcell Close homes
EPC Rating for 7 Purcell Close lags the street by a wide margin.
Price per m²
£5,636
Street avg £4,664
Floor Area
283 m²
Street avg 236 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
10.0 t/year
Street avg 6.9 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.6 km
The Horns PH — bus stop.
Closest school
2.3 km
Tewin Cowper Church of England Voluntary Aided Primary School. 5 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.