Our Data Sources
78, Carlyon Avenue, Harrow has a single entry in the Land Registry from March 2014 and a single entry in the EPC database dated February 2026.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate 78, Carlyon Avenue, Harrow would be worth £550,785, with a potential rental value of £2,472 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £487,838, with a rental value of £2,190 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
78, Carlyon Avenue, Harrow occupies a 418 m2 plot as recorded by HM Land Registry.
All 32 other houses in this postcode have recorded plot sizes, and this one ranks as the 5th largest.
Energy Efficiency
78, Carlyon Avenue, Harrow has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 13 Feb 2026.
The property is connected to mains gas and has fully double glazed windows. It is heated using Boiler and radiators, mains gas.
Sold Prices
78, Carlyon Avenue, Harrow last changed hands on 14th March 2014, selling for £363,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has risen by 51.1% since March 2014.
- Sold Mar 2014£363,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 3 sales of comparable properties within 500 metres of 78, Carlyon Avenue, Harrow across the last 2 years.
Most recently, 3, Earlsmead, Harrow, HA2 8SS, a freehold house, sold at £500,000 on the 19th December 2024.
Read more about house prices in HA2.
- Sold Dec 2024£500,000 | 3 Bed House3, Earlsmead, Harrow, HA2 8SS3, Earlsmead, Harrow, HA2 8SS
- Sold Jun 2024£567,000 | 3 Bed House76, Carlyon Avenue, Harrow, HA2 8SY76, Carlyon Avenue, Harrow, HA2 8SY
- Sold Apr 2023£575,000 | 3 Bed House106, Carlyon Avenue, Harrow, HA2 8SW106, Carlyon Avenue, Harrow, HA2 8SW
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 78, Carlyon Avenue, Harrow as the 84th largest and the 69th most expensive of the 145 addresses on Carlyon Avenue, Harrow, HA2.
Against the HA2 postcode district average, it is £34k more expensive than the typical property.
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Schools Nearby
- 300mEarlsmead Primary School
- 500mHeathland School
- 900mPetts Hill Primary School
- 400mRooks Heath School
- 900mIslip Manor High School
- 1.4kmQueensmead School
More reading links
Public Transport Nearby
- 700mNortholt Park
- 1.2kmNortholt
- 1.4kmSouth Harrow
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a very low risk of flooding.












