Tewin Water Grange, Tewin Water, Welwyn, AL6 0AB
About Tewin Water Grange
Tewin Water Grange is a detached house in Welwyn (AL6 0AB). It has a recorded floor area of 384 m² (around 4133 sq ft), construction records dating it to 2003-2006 and council tax band H. The latest certificate (June 2025) shows a C (score 76), near the top of the C band.
At 384 m² the property is well over the postcode median (224 m² across 5 EPCs), placing it in the larger end of the local stock.
Know exactly what you're buying at Tewin Water Grange
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
Tewin Water Grange's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
Tewin Water Grange has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at Tewin Water Grange
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
Tewin Water Grange has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£2,523,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 4 sales in AL6 0AB: £1,070,000 (2024–1996).
Everything we know about Tewin Water Grange, 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 Tewin Water homes
Floor Area for Tewin Water Grange runs comfortably ahead of the street norm.
EPC Rating
76 (C)
Street avg 64 (D)
Floor Area
384 m²
Street avg 233 m²
CO₂ Emissions
8.1 t/year
Street avg 8.1 t/year
Habitable Rooms
8 rooms
Street avg 9 rooms
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km
Robin Mead — bus stop.
Closest school
0.5 km
Waterside Academy. 16 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.