21 Merlins Avenue, Harrow, HA2 9ET
About 21 Merlins Avenue
21 Merlins Avenue is a three-bedroom mid-terrace house in Harrow (HA2 9ET). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (July 2022) shows a C (score 73). When first surveyed in May 2012 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, window efficiency went from Average to Good and hot-water efficiency went from Average to Good. The recommended improvements would push it to B (score 87). Records show the property has been extended at some point in its history.
Across 2000–2012, sale prices on this property compounded at 6.3% per year. Today's modelled estimate of £553,000 sits 71.7% above the 2012 sale of £322,000. Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). On the market in August 2012 and unlisted since — roughly 14 years.
Know exactly what you're buying at 21 Merlins Avenue
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
What this property has
Inside
- Bedrooms3
- Dining roomYes
- StudyYes
Outside
- Private gardenYes
- ParkingOff street
Building
- Previously extendedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
21 Merlins Avenue has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
Sales history & valuation
21 Merlins Avenue has more than doubled in price since the earliest registered sale in 2000.
£553,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 13 years.
£322,000
Growth on file: 6.3% per year over 13 years.
Sales timeline
21 August 2012Most recent
£322,000
+11.1%over 5 years8 November 2006
£289,950
+94.3%over 6 years11 February 2000
£149,250
Median price across the last 5 sales in HA2 9ET: £485,000 (2021–2016).
Everything we know about 21 Merlins Avenue, 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?

Versus other Merlins Avenue homes
21 Merlins Avenue outperforms the street on epc rating by a wide margin.
Price per m²
£3,578
Street avg £3,927
Floor Area
90 m²
Street avg 92 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.6 t/year
Street avg 3.9 t/year
Similar properties nearby
1 Exeter Road
HA2 9PS
1 High Worple
HA2 9SJ
1 Minehead Road
HA2 9DW
1 Lulworth Close
HA2 9NR
1 Capthorne Avenue
HA2 9NF
1 Barn Mews, Tithe Farm Avenue
HA2 9AE
1 Brookside Close, South Harrow
HA2 9AW
1 Lulworth Gardens
HA2 9NW
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Malvern Avenue — bus stop.
Closest school
0.2 km
Heathland School. 37 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
51.1dB

Night-time· 23:00 – 07:00
40.5dB