31 Onslow Gardens, London, E18 1ND is a freehold semi-detached property built between 1930-1949. The property offers approximately 1,948 square feet of living space. In this location, properties of similar size usually have six bedrooms.

The estimated current market value of the property is £958,054 , which equates to approximately £492 per square foot. It was last sold on 28 Aug 2018 for £765,000. Since then, the value has increased by £193,054, representing a 25.2% increase, or approximately 3.2% per year.

The current estimated value of £958,054 is:

  • 31.1% lower than the average property price on Onslow Gardens
  • 6.0% higher than the average in the E18 1ND postcode area
  • and 18.4% higher than the average price for London as a whole

At the most recent EPC inspection on 12 February 2026, the property was recorded as owner-occupied.

View sold house prices in E18 1ND

Building approximate location

About Property

Type
Semi-Detached House
Built
1930-1949
Interior Size
1948 sq ft
Tenure
Freehold
Price (estimate)
£958,054
Price Per sq ft (estimate)
£492
Bedroom Count (estimate)
6 bedrooms

EPC Summary

31 Onslow Gardens, London, Redbridge, Greater London, E18 1ND has an Energy Performance Certificate (EPC) rating of C, based on the latest assessment carried out on 12 Feb 2026.

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 14 Oct 2019, when the property was rated E. Since then, the rating has improved to C, with the energy efficiency score increasing by 32.7%.

Since the previous assessment, several changes were observed:

  • The roof construction or insulation changed from pitched, no insulation (assumed) to pitched, insulated (assumed), improving energy efficiency from very poor 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 changed from low energy lighting in all fixed outlets to excellent lighting efficiency, with no change in efficiency (very good).
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, insulated (assumed)
Average
Walls
Solid brick, as built, no insulation (assumed)
Poor
Windows
Fully double glazed
Average
Lighting
Excellent lighting efficiency
Very Good

Compared to E18 1ND

13 th / 25
Price Rank
6% higher than average
1 st / 19
Size Rank
67% bigger than average
19 th / 19
Price Per Sq FT Rank
37% lower than average

Sale History

Today
£958,054
streetscan.co.uk estimate
+25 %
28 Aug 2018
£765,000
Freehold

Flood Risk for this Property

Flood risk from rivers and the sea
Very low flood risk
Flood risk from surface water
Medium flood risk
Surface water flood hazard
Medium

* 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 medium 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 Low
  • 0.3m depth Very low
  • 0.6m depth Very low
  • 0.9m depth Very low
  • 1.2m depth Very low

Area Insights

Similar Properties Sold Nearby

rooms: 8
size: 1690 sq ft
sale price: £1,110,000
sale date: 6 Jun 2022
rooms: 7
size: 2228 sq ft
sale price: £2,200,000
sale date: 19 Apr 2022
rooms: 7
size: 1830 sq ft
sale price: £1,915,000
sale date: 31 Jan 2020
rooms: 9
size: 2185 sq ft
sale price: £1,560,000
sale date: 26 Apr 2019
rooms: 7
size: 1873 sq ft
sale price: £670,000
sale date: 21 Mar 2019

Data Sources

The property at 31 Onslow Gardens, London, E18 1ND appears once in HM Land Registry records, with the transaction recorded on 28 Aug 2018. It also has three Energy Performance Certificate (EPC) records, the earliest dating back to 12 Feb 2026. 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.