51a, Greenhill Road, Harrow, HA1 1LD
About 51a
51a is a four-bedroom semi-detached house in Harrow (HA1 1LD). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (June 2021) shows a C (score 74). When first surveyed in March 2016 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Good to Very Good; while window efficiency dropped from Good to Average.
At 109 m² the property is well over the postcode median (64 m² across 60 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). 3 planning records sit against the property, 2 approved, 1 refused. Past consents include new windows and a loft conversion, meaningful when judging how the property has evolved. Across 2000–2021, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £527,000 is 17.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£384/sq ft) was about 74% above the typical sold price in the postcode. Most recent transfer: October 2021 at £450,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
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
- Bedrooms4
- Bathrooms2
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenYes
- ParkingOff street
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
- May 2021
- May 2019RenovationFullIn report
Installation and replacement of windows with smaller windows at first floor rear elevation; external alterations
New Windows- Documents
- 8 docs on file
- Reference
- P/5683/18
We flagged 1 thing 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
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Sales history & valuation
51a has more than tripled in price since its earliest registered sale in 2000.
£527,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 22 years.
£450,000
Growth on file: 6.5% per year over 22 years.
Sales timeline
21 October 2021Most recent
£450,000
+291.3%over 21 years16 February 2000
£115,000
Median price across the last 5 sales in HA1 1LD: £335,000 (2024–2021).
Nearby sales in HA1 1LD
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
Versus other Greenhill Road homes
51a outperforms the street on habitable rooms by a wide margin.
Price per m²
£4,128
Street avg £3,470
Floor Area
109 m²
Street avg 59 m²
Habitable Rooms
5 rooms
Street avg 3 rooms
CO₂ Emissions
3.0 t/year
Street avg 2.8 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
28/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Greenhill Way — bus stop.
Closest school
0.3 km
Saint Jerome Church of England Bilingual School. 42 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
56.1dB
Night-time· 23:00 – 07:00
45.4dB