51a, Berkhamsted Avenue, Wembley, HA9 6DU
About 51a
51a is a two-bedroom detached house in Wembley (HA9 6DU). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (September 2023) shows a D (score 55), a step below the typical UK home.
Across 2000–2014, sale prices on this property compounded at 9.6% per year. Today's modelled estimate of £364,000 is 45.6% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£400/sq ft) was about 15.1% above the typical sold price in the postcode. On the market in April 2014 and unlisted since — roughly 12 years. 3 planning records sit against the property, 0 approved, 2 refused. At 58 m² it's 29.3% smaller than the typical home in the postcode (82 m² median across 24 EPCs).
Know exactly what you're buying at 51a
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
What this property has
Inside
- Bedrooms2
Energy performance
EPC Rating
Planning history
A a loft conversion application was refused at 51a in 2021.
- Dec 2021Loft ConversionFullIn report
Loft conversion with side dormer windows and increase height of roof ridge to the first floor flat.
- Agent
- Mosaic Building Design
- Documents
- 5 docs on file
- Reference
- 21/3988
- Sept 2021Loft ConversionFullIn report
Proposed loft conversion with side dormer windows and increase in roof ridge height to first floor flat
- Agent
- Mosaic Building Design
Extension- Documents
- 9 docs on file
- Reference
- 21/2417
We flagged 3 things worth checking at 51a
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
51a has more than tripled in price since its earliest registered sale in 2000.
£364,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.6% per year over 14 years.
£250,000
Growth on file: 9.6% per year over 14 years.
Sales timeline
16 April 2014Most recent
£250,000
+7.3%over 5 years6 May 2008
£233,000
+232.9%over 7 years18 May 2000
£70,000
Median price across the last 5 sales in HA9 6DU: £300,000 (2024–2020).
Nearby sales in HA9 6DU
Everything we know about 51a, 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 Berkhamsted Avenue homes
CO₂ Emissions for 51a lags the street by a wide margin.
Price per m²
£4,310
Street avg £10,883
Floor Area
58 m²
Street avg 44 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
3.6 t/year
Street avg 2.2 t/year
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
0.2 km
Tring Avenue — bus stop.
Closest school
0.2 km
Elsley Primary School. 40 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
51.0dB

Night-time· 23:00 – 07:00
42.7dB