16c, Grass Warren, Tewin, Welwyn, AL6 0JJ
About 16c
16c is an end-of-terrace house in Tewin, Welwyn, Welwyn (AL6 0JJ). It has a recorded floor area of 98 m² (around 1055 sq ft). The latest certificate (September 2014) returns a B (score 82), comfortably above the UK average. The recommended improvements would push it to A (score 93). The latest certificate is from September 2014, so improvements made since then won't be reflected.
At 98 m² the property is well over the postcode median (67 m² across 22 EPCs), placing it in the larger end of the local stock.
Know exactly what you're buying at 16c
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
16c'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This certificate is over 10 years old and is no longer valid.Expired 29 Sept 2024
EPC Rating
Planning history
16c has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 16c
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
16c has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£527,000
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 5 sales in AL6 0JJ: £300,000 (2022–2005).
Nearby sales in AL6 0JJ
Everything we know about 16c, 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 Grass Warren homes
Floor Area for 16c runs comfortably ahead of the street norm.
EPC Rating
82 (B)
Street avg 70 (C)
Floor Area
98 m²
Street avg 73 m²
CO₂ Emissions
1.7 t/year
Street avg 2.6 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Grasswarren Estate — bus stop.
Closest school
0.2 km
Tewin Cowper Church of England Voluntary Aided Primary School. 10 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.