18 Monro Gardens, Harrow, HA3 6HH is a freehold detached property built between 1930-1949. The property offers approximately 1,410 square feet of living space. In this location, properties of similar size usually have five bedrooms.

The estimated current market value of the property is £817,730 , which equates to approximately £580 per square foot. It was last sold on 12 Dec 2011 for £465,000. Since then, the value has increased by £352,730, representing a 75.9% increase, or approximately 5.2% per year.

The current estimated value of £817,730 is:

  • 9.7% lower than the average property price on Monro Gardens
  • 6.2% lower than the average in the HA3 6HH postcode area
  • and 53.1% higher than the average price for Harrow as a whole

This property has had 2 EPC inspections with recorded tenure information. It was recorded as owner-occupied both times. This suggests the property has typically been lived in by its owners, which often reflects longer-term residency and more consistent maintenance.

At the most recent EPC inspection on 8 November 2025, the property was recorded as owner-occupied.

View sold house prices in HA3 6HH

Building approximate location

About Property

Type
Detached House
Built
1930-1949
Interior Size
1410 sq ft
Tenure
Freehold
Price (estimate)
£817,730
Price Per sq ft (estimate)
£580
Bedroom Count (estimate)
5 bedrooms

EPC Summary

18 Monro Gardens, Harrow, Greater London, HA3 6HH has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 8 Nov 2025.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, as its main heating source. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 26 May 2011, when the property was rated E. Since then, the rating has improved to D, with the energy efficiency score increasing by 63.4%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, 300+ mm loft insulation to pitched, 100 mm loft insulation, changing energy efficiency from very good to average.
  • The wall energy efficiency improving from very poor to poor, with the construction or insulation remaining solid brick, as built, no insulation (assumed).
  • The lighting was updated from low energy lighting in 11% of fixed outlets to good lighting efficiency, with efficiency improving from poor to good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 100 mm loft insulation
Average
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Fully double glazed
Poor
Lighting
Good lighting efficiency
Good

Compared to HA3 6HH

8 th / 16
Price Rank
6% lower than average
5 th / 10
Size Rank
5% smaller than average
3 rd / 10
Price Per Sq FT Rank
2% lower than average

Sale History

Today
£817,730
streetscan.co.uk estimate
+76 %
12 Dec 2011
£465,000
Freehold
-1.1 %
29 Jun 2007
£470,000
Freehold
+59.3 %
28 Jun 2002
£295,000
Freehold

Flood Risk for this Property

Flood risk from rivers and the sea
Very low flood risk
Flood risk from surface water
Very low flood risk
Surface water flood hazard
No mapped risk

* Results are based on Environment Agency flood risk mapping for the property UPRN where available. They are indicative and should not be treated as a site-specific flood survey.

Flood risk from rivers and the sea

This property has very low flood risk from rivers and the sea.

River and sea flooding includes flooding caused by overflowing rivers, estuaries, tidal waters and coastal surges.

Flood risk from surface water

This property has very low surface water flood risk.

Surface water flooding can happen when heavy rainfall overwhelms drains, roads, gardens or other hard surfaces.

Flood depth indicators

Rivers and Sea
  • 0.2m depth No mapped risk
  • 0.3m depth No mapped risk
  • 0.6m depth No mapped risk
  • 0.9m depth No mapped risk
  • 1.2m depth No mapped risk
Surface Water
  • 0.2m depth No mapped risk
  • 0.3m depth No mapped risk
  • 0.6m depth No mapped risk
  • 0.9m depth No mapped risk
  • 1.2m depth No mapped risk

Area Insights

Similar Properties Sold Nearby

rooms: 5
size: 1206 sq ft
sale price: £740,000
sale date: 28 Mar 2025
rooms: 6
size: 1216 sq ft
sale price: £650,000
sale date: 14 Jul 2015
rooms: 6
size: 1504 sq ft
sale price: £450,000
sale date: 11 Nov 2011
rooms: 6
size: 1206 sq ft
sale price: £198,000
sale date: 27 Feb 1998

Data Sources

The property at 18 Monro Gardens, Harrow, HA3 6HH appears three times in HM Land Registry records, with the latest transaction recorded on 12 Dec 2011. It also has two Energy Performance Certificate (EPC) records, the earliest dating back to 8 Nov 2025. We use this information to estimate the property's characteristics, flood risk profile and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0 .

StreetScan.co.uk is not affiliated with, endorsed by, or associated with HM Land Registry, DESNZ, MHCLG, Defra or the Environment Agency.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure that the information provided on this website is current and accurate. However, no warranties or representations are made regarding its completeness, accuracy, suitability or reliability. Property values, flood risk assessments and other derived information are estimates based on publicly available datasets and should not be relied upon as professional, legal, surveying, environmental, financial or insurance advice. StreetScan.co.uk expressly disclaims all liability for any loss, damage, cost or expense arising directly or indirectly from the use of, or reliance upon, information provided on this website.