16a, Flamsted Avenue, Wembley, HA9 6DL
About 16a
16a is a semi-detached house in Wembley (HA9 6DL). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (September 2024) shows a D (score 56), a step below the typical UK home. Earlier certificates rated it C (December 2009); the latest reading is one band lower. Between certificates, lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 73). At 75 m² this is the 12th smallest of 33 units on EPC record in the building, where floor areas span 27–172 m². The building's EPC ratings span E to C across 33 units on file.
One planning record on file: an extension refused in 2021.
Know exactly what you're buying at 16a
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 a loft conversion application was refused at 16a in 2021.
- Dec 2021Loft ConversionFullIn report
Extension: Part single, part two storey · Rear of property
Hip to gable loft conversions with rear dormer windows, part single part two storey rear extension and 3 front rooflights to four units
- Agent
- RPR Planning Ltd
Extension- Documents
- 3 docs on file
- Reference
- 21/3328
We flagged 3 things worth checking at 16a
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.
- Signs of HMO activity in the area
- Larger development activity nearby
- A planning decision worth checking
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Sales history & valuation
16a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£377,000
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 HA9 6DL: £595,000 (2022–2016).
Nearby sales in HA9 6DL
Everything we know about 16a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby
- A planning decision worth checking

Versus other Flamsted Avenue homes
EPC Rating for 16a lags the street by a wide margin.
EPC Rating
56 (D)
Street avg 62 (D)
Floor Area
75 m²
Street avg 70 m²
CO₂ Emissions
4.1 t/year
Street avg 3.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Flamsted Avenue — bus stop.
Closest school
0.5 km
Elsley Primary School. 39 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.5dB

Night-time· 23:00 – 07:00
44.2dB