19 Sevenacres, Tewin, Welwyn, AL6 0FD
About 19 Sevenacres
19 Sevenacres is a detached house in Tewin, Welwyn, Welwyn (AL6 0FD). It has a recorded floor area of 182 m² (around 1959 sq ft) and council tax band G. The latest certificate (August 2014) returns a B (score 84), comfortably above the UK average. The latest certificate is from August 2014, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2018. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Last sold in August 2014, so it's been off the market for around 12 years. Today's modelled estimate of £986,000 is 26.1% above the 2014 sale price.
Know exactly what you're buying at 19 Sevenacres
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
19 Sevenacres's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 11 Aug 2024
EPC Rating
Planning history
19 Sevenacres has an approved single-storey rear extension on the planning record.
- Jul 2018ConservatoryFullIn report
Extension: Single storey · Rear of property
Erection of single storey rear conservatory.
Extension- Documents
- 7 docs on file
- Reference
- 3/18/1270/HH
We flagged 1 thing worth checking at 19 Sevenacres
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
£986,000
Modelled from EPC, postcode comparables.
£782,000
Recorded with HM Land Registry.
Sales timeline
28 August 2014Most recent
£782,000
Median price across the last 5 sales in AL6 0FD: £975,000 (2025–2019).
Nearby sales in AL6 0FD
Everything we know about 19 Sevenacres, 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 Sevenacres homes
Price per m²
£4,297
Street avg £4,390
Floor Area
182 m²
Street avg 162 m²
CO₂ Emissions
2.7 t/year
Street avg 2.5 t/year
Years Held
12 years
Street avg 9 years
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Plume of Feathers PH — bus stop.
Closest school
0.7 km
Tewin Cowper Church of England Voluntary Aided Primary School. 9 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.