9 Firbank, Barn Close, Welwyn Garden City, AL8 6SU
About 9 Firbank
9 Firbank is a detached house in Welwyn Garden City (AL8 6SU). It has a recorded floor area of 61 m² (around 660 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (November 2010) shows an F (score 36), near the bottom of the EPC scale. The recommended improvements would push it to E (score 48). Main heating runs on electricity. The latest certificate is from November 2010, so improvements made since then won't be reflected.
At 61 m² the property is well over the postcode median (46 m² across 8 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. One planning record on file: an extension approved in 2022. Past consents include an extension and a porch, meaningful when judging how the property has evolved.
Know exactly what you're buying at 9 Firbank
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
9 Firbank sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 10 Nov 2020
EPC Rating
Planning history
- Aug 2022PorchIn report
Replace existing porch with like for like replacement.
Extension- Reference
- 6/2022/1370/EM
What's in 9 Firbank, Barn Close, Welwyn Garden City, AL8 6SU's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
9 Firbank has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£371,000
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.
Everything we know about 9 Firbank, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Similar properties nearby
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
Farm Close — bus stop.
Closest school
0.3 km
Applecroft School. 21 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.