The Red House, Flat 1, 54 New Road, Welwyn, AL6 0AH
About The Red House
The Red House is a semi-detached house in Welwyn (AL6 0AH). It has a recorded floor area of 133 m² (around 1432 sq ft). At 133 m² this is the largest unit on EPC record across The Red House (57–133 m²). The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (January 2021) shows a C (score 74).
12 planning records sit against the property, 7 approved, 5 refused. Past consents include tree works, meaningful when judging how the property has evolved. At 133 m² it's 28.3% smaller than the typical home in the postcode (186 m² median across 18 EPCs).
Know exactly what you're buying at The Red House
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
EPC Rating
Planning history
A tree works application was refused at The Red House in 2024.
- May 2025Tree WorksTreesIn report
Fell 1 x dead Spruce Pine due to Beetle infestation Covered by TPO 260 W2
- Reference
- 6/2025/0903/TPO
- Jun 2024Tree WorksTreesIn report
5 DAY NOTICE T1 – Pine - Dead - Removal - Tree is dead and is just a standing pole. Advising to remove before tree isn’t safe to be climbed anymore TPO 260
- Reference
- 6/2024/1091/TPO
We flagged 1 thing worth checking at The Red House
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
The Red House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£861,000
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 0AH: £1,250,000 (2024–2023).
Nearby sales in AL6 0AH
Everything we know about The Red House, 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 New Road homes
Floor Area for The Red House runs comfortably ahead of the street norm.
EPC Rating
74 (C)
Street avg 82 (B)
Floor Area
133 m²
Street avg 100 m²
CO₂ Emissions
3.0 t/year
Street avg 1.6 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Mornington — bus stop.
Closest school
0.7 km
St John's CofE Primary School. 14 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.