18 Onslow Avenue Mansions, Onslow Avenue

Last updated June 2026

Last updated June 2026

Description & Estimates

Go to Data Sources

We do not yet hold enough data on 18 Onslow Avenue Mansions, Onslow Avenue, Richmond to publish accurate value estimates.

Sales and lets nearby suggest a likely sale value of £843k to £1.17m, with the monthly rental value between £3.3k and £4.2k.

Onslow Avenue, Richmond, TW10 lies in the borough of Richmond upon Thames, within the TW10 postal district.

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Poor local data quality

A lack of good public data can lead to lower confidence value estimates.

Estimated Sales Value

£843k - £1.17m

Estimated Rental Value

£3.3k - £4.2k pcm

Our Data Sources

18 Onslow Avenue Mansions, Onslow Avenue, Richmond has no records in either the Land Registry or EPC database.

The local information is scored as 5 out of 5 and is considered of high accuracy.

1Sales dated prior to 2007 are shown, but are not used in our calculations.

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Public data including the Land Registry and EPC Register is processed and republished under the Government Open Data Licence

All values are estimates based on available data. All data and other content are provided subject to our Terms & Conditions

Recent Market Change

Across the last 12 months, sale values in this area have decreased by 1.2% while rental values have increased by 6.5%.

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Properties Sold Nearby

Land Registry records and our Estate Agent network show 3 sales within 340 metres of 18 Onslow Avenue Mansions, Onslow Avenue, Richmond across the last 2 years.

Most recently, 18, Onslow Avenue, Richmond, TW10 6QB, a freehold house, sold at £2,787,500 on the 10th September 2025.

Schools Nearby

The Vineyard School is the closest primary school to 18 Onslow Avenue Mansions, Onslow Avenue, Richmond at 500 metres away.

500
m
The Vineyard School
600
m
St Elizabeth's Catholic Primary School
700
m
Marshgate Primary School

Christ's Church of England Comprehensive Secondary School is the closest secondary school at 700 metres.

700
m
Christ's Church of England Comprehensive Secondary School
1.8
km
Orleans Park School
2.3
km
Grey Court School

Schools and house prices

Source: Ofsted 2026

Public Transport Nearby

Richmond (London) station is the nearest stop to 18 Onslow Avenue Mansions, Onslow Avenue, Richmond at 600 metres away.

600
m
Richmond (London)
600
m
Richmond
1.2
km
North Sheen

Source: TFL & National Rail

Available Internet Speeds

Ofcom's latest figures show poor internet coverage in this area, which may mean weak or no connectivity.

Slow/none

1.26 mbps

Max upload

22.46 mbps

Max download

According to recent data from Ofcom, Slow/none broadband is available in the area.

Max Upload

1.26 mbps

Max Download

22.46 mbps

Source: Ofcom (May 2026)

Risk of Flooding

Environment Agency data suggests this area has a very low risk of flooding.

Very low floodriskin this area

Local Flood RiskVery low

Source: Environment Agency (2024)

Home Ownership Nearby

The recent census recorded whether a resident owned or rented their home.

In the area around 18 Onslow Avenue Mansions, Onslow Avenue, Richmond, 42.5% of property is privately owned outright and 30.2% is privately rented.

The graph below shows how this compares to Greater London and the rest of England & Wales.

This area

Greater London

England & Wales

Owned (Outright)

Owned (Mortgage)

Shared ownership

Rented (Social)

Rented (Private)

Source: ONS Census (2021)

Education Levels in the Area

The recent census recorded the highest level of education achieved by residents in the local area.

In the area around 18 Onslow Avenue Mansions, Onslow Avenue, Richmond, 24.7% of residents are recorded as possessing school level qualifications and 78.4% as possessing degree level qualifications.

The graph below shows how this compares to Greater London and the rest of England & Wales.

This area

Greater London

England & Wales

School Students

Students 16+

Degree educated

Other

Source: ONS Census (2021)

Average Age of Residents

Average age

The most recent census in 2021 recorded the age of all UK residents.

In the area around 18 Onslow Avenue Mansions, Onslow Avenue, Richmond, the average age was 40.3 and the most common age was 37.

Within this area

Within Greater London

England & Wales

Age distribution

The graph below shows how this compares to Greater London and the rest of England & Wales

Source: ONS Census (2021)

Number of Second Homes

The recent census recorded whether a property was a primary or secondary home for the resident.

In the area around 18 Onslow Avenue Mansions, Onslow Avenue, Richmond, 3.2% of property was a second home.

Comparison figures for Greater London and the rest of England & Wales are listed below.

3.2%

Within this area

1.5%

Within Greater London

0.8%

England & Wales

Source: ONS Census (2021)

Average Cars per Home

The recent census recorded the number of cars registered in each household.

In the area around 18 Onslow Avenue Mansions, Onslow Avenue, Richmond, there are an average of 0.9 cars per household.

See below for how this compares to Greater London and the rest of England & Wales.

0.9

Within this area

0.8

Within Greater London

1.2

England & Wales

Source: ONS Census (2021)

Estate Agents active nearby!

Estate Agents active nearby!

18 Onslow Avenue Mansions, Onslow Avenue

Description & Estimates

Our Data Sources

Recent Market Change

Properties Sold Nearby

Schools Nearby

Public Transport Nearby

Available Internet Speeds

Risk of Flooding

Home Ownership Nearby

Education Levels in the Area

Average Age of Residents

Average age

Age distribution

Number of Second Homes

Average Cars per Home

Latest from Bricks&Logic

Home Ownership Nearby

Education Levels in the Area

Average Age of Residents

Average age

Age distribution

Number of Second Homes

Average Cars per Home