20, Flask Walk, London, NW3 1HE

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20 Flask WalkHouse Prices / London, Camden, Flask Walk, NW3 1HE

Last updated Jun 2026

Key Building Insights

20 Flask Walk is a residential building situated on Flask Walk, London, NW3 with 2 addresses.

It ranks as the 202nd largest and 2452nd most expensive of the 3,591 buildings in the NW3 area.

The building contains a total of 2 properties: 2 flats.

Properties

Flats

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Key Building Insights

20 Flask Walk is a residential building situated on Flask Walk, London, NW3 with 2 addresses.

It ranks as the 202nd largest and 2452nd most expensive of the 3,591 buildings in the NW3 area.

The building contains a total of 2 properties: 2 flats.

Properties

Flats

Unlock Real Time Insights Into Current House Prices

Can I improve my house price estimate?

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data sources

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House Pricesin 20 Flask Walk

Sale prices range from £1,014,600 for 3 bedroom leasehold flats (1,474 ft²) to £1,014,600 for 3 bedroom leasehold flats (1,474 ft²) .

Monthly rental prices range from £4,078 pcm for 3 bed flats to £4,078 pcm for 3 bed flats.

The gross rental yield is between 4.8% and 4.8%.

The average value per square foot is £688.

Average Sale Value

£1,014,600

Average Rental Value

£4,078 pcm

Average Rental Yield

4.8% /year

Average Value Per Sqft

£688 /ft²

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Prices last updated 1st June 2026

Sales Market Trendsin 20 Flask Walk

The current average value in the building is £1,014,600.
The 20 Flask Walk Sales Market has decreased by 9.2% over the last 10 years.

Show table

Show chart

Period	Year on Year	Average Price
May 2026	-1.6%	£1,014,600
May 2025	-1.7%	£1,031,375
May 2024	-1.4%	£1,049,293
May 2023	1%	£1,063,893
May 2022	2.4%	£1,053,348
May 2021	-0.6%	£1,028,807
May 2020	-0.4%	£1,035,037
May 2019	-0.1%	£1,038,883
May 2018	-3.8%	£1,039,570
May 2017	-3.3%	£1,080,099
May 2016	1.5%	£1,117,020
May 2015	3.5%	£1,100,353
May 2014	15.3%	£1,063,075
May 2013	7.4%	£922,405
May 2012	10.2%	£858,676
May 2011	4%	£778,896
May 2010	19.9%	£748,787
May 2009	-13.6%	£624,589
May 2008	16%	£722,707
May 2007	0%	£622,766

Rental Market Trendsin 20 Flask Walk

The current average rental value in the building is £4,078.
The 20 Flask Walk Rental Market has increased by 36.2% over the last 10 years.

Show table

Show chart

Period	Year on Year	Average Price
May 2026	6.4%	£4,078pcm
May 2025	1.6%	£3,832pcm
May 2024	3.5%	£3,770pcm
May 2023	11.6%	£3,644pcm
May 2022	16.6%	£3,266pcm
May 2021	-8.6%	£2,800pcm
May 2020	1.6%	£3,065pcm
May 2019	3.4%	£3,017pcm
May 2018	-0.3%	£2,917pcm
May 2017	-2.3%	£2,927pcm
May 2016	-0.8%	£2,995pcm
May 2015	3.1%	£3,018pcm
May 2014	0.1%	£2,928pcm
May 2013	-1.9%	£2,924pcm
May 2012	3.8%	£2,980pcm
May 2011	9.9%	£2,872pcm
May 2010	9.9%	£2,612pcm
May 2009	-13.1%	£2,377pcm
May 2008	12.7%	£2,733pcm
May 2007	0%	£2,426pcm

Explore Propertiesin 20, Flask Walk, London, NW3 1HE

Property Typesin 20 Flask Walk

2 other addresses of unknown type

Unknown (2)

Energy Efficiencyof properties in 20 Flask Walk

Energy Performance Certificate (EPC) surveys conducted for 0 properties.
The dominant rating is no_epc_ratings.

A (0)
E (0)
B (0)
F (0)
C (0)
G (0)
D (0)
No EPC (2)

Top 3 Most Expensive Saleson Flask Walk, London, NW3

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Schools Nearbyto 20, Flask Walk, London, NW3 1HE

The nearest primary school to 20, Flask Walk, London, NW3 1HE is New End Primary School which is 100 metres away.

100
m
New End Primary School
200
m
Hampstead Parochial Church of England Primary School
300
m
Christ Church Primary School, Hampstead

The nearest secondary school is The UCL Academy which is 1.7 kilometres away.

1.7
km
The UCL Academy
1.8
km
William Ellis School
1.9
km
Parliament Hill School

Schools and house prices

Source: Ofsted 2026

Public Transport Nearbyto 20, Flask Walk, London, NW3 1HE

The closest station to 20, Flask Walk, London, NW3 1HE is Hampstead station which is 100 metres away.

100
m
Hampstead
800
m
Hampstead Heath
800
m
Finchley Road & Frognal

Source: TFL & National Rail

Available Internet Speedsfor 20, Flask Walk, London, NW3 1HE

According to recent data from Ofcom, superfast broadband is available in this area.

Superfast

20 mbps

Max upload

200 mbps

Max download

According to recent data from Ofcom, Superfast broadband is available in the area.

Max Upload

20 mbps

Max Download

200 mbps

Source: Ofcom (May 2026)

Risk of Floodingfor 20, Flask Walk, London, NW3 1HE

According to data from the Environment Agency, the flood risk in this area is considered to be very low.

Very low floodriskin this area

Local Flood RiskVery low

Source: Environment Agency (2024)

Home Ownership Nearbyaround 20, Flask Walk, London, NW3 1HE

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

In the area around 20, Flask Walk, London, NW3 1HE, 44.0% of property is socially rented and 26.6% 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 Areaaround 20, Flask Walk, London, NW3 1HE

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

In the area around 20, Flask Walk, London, NW3 1HE, 22.0% of residents are recorded as possessing school level qualifications and 47.4% 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 Residentsaround 20, Flask Walk, London, NW3 1HE

Average age

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

In the area around 20, Flask Walk, London, NW3 1HE, the average age was 42.3 and the most common age was 47.

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 Homesaround 20, Flask Walk, London, NW3 1HE

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

In the area around 20, Flask Walk, London, NW3 1HE, 2.6% of property was a second home.

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

2.6%

Within this area

1.5%

Within Greater London

0.8%

England & Wales

Source: ONS Census (2021)

Average Cars per Homearound 20, Flask Walk, London, NW3 1HE

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

In the area around 20, Flask Walk, London, NW3 1HE, there are an average of 0.5 cars per household.

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

0.5

Within this area

0.8

Within Greater London

1.2

England & Wales

Source: ONS Census (2021)

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Home Ownership Nearbyaround 20, Flask Walk, London, NW3 1HE

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

In the area around 20, Flask Walk, London, NW3 1HE, 44.0% of property is socially rented and 26.6% 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 Areaaround 20, Flask Walk, London, NW3 1HE

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

In the area around 20, Flask Walk, London, NW3 1HE, 22.0% of residents are recorded as possessing school level qualifications and 47.4% 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 Residentsaround 20, Flask Walk, London, NW3 1HE

Average age

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

In the area around 20, Flask Walk, London, NW3 1HE, the average age was 42.3 and the most common age was 47.

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 Homesaround 20, Flask Walk, London, NW3 1HE

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

In the area around 20, Flask Walk, London, NW3 1HE, 2.6% of property was a second home.

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

2.6%

Within this area

1.5%

Within Greater London

0.8%

England & Wales

Source: ONS Census (2021)

Average Cars per Homearound 20, Flask Walk, London, NW3 1HE

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

In the area around 20, Flask Walk, London, NW3 1HE, there are an average of 0.5 cars per household.

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

0.5

Within this area

0.8

Within Greater London

1.2

England & Wales

Source: ONS Census (2021)

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20 Flask WalkHouse Prices / London, Camden, Flask Walk, NW3 1HE

Key Building Insights

Key Building Insights

Our partners anddata sources

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House Pricesin 20 Flask Walk

Sales Market Trendsin 20 Flask Walk

Rental Market Trendsin 20 Flask Walk

Explore Propertiesin 20, Flask Walk, London, NW3 1HE

Property Typesin 20 Flask Walk

Energy Efficiencyof properties in 20 Flask Walk

Top 3 Most Expensive Saleson Flask Walk, London, NW3

Latest from Bricks&Logic

Schools Nearbyto 20, Flask Walk, London, NW3 1HE

Public Transport Nearbyto 20, Flask Walk, London, NW3 1HE

Available Internet Speedsfor 20, Flask Walk, London, NW3 1HE

Risk of Floodingfor 20, Flask Walk, London, NW3 1HE

Home Ownership Nearbyaround 20, Flask Walk, London, NW3 1HE

Education Levels in the Areaaround 20, Flask Walk, London, NW3 1HE

Average Age of Residentsaround 20, Flask Walk, London, NW3 1HE

Average age

Age distribution

Number of Second Homesaround 20, Flask Walk, London, NW3 1HE

Average Cars per Homearound 20, Flask Walk, London, NW3 1HE

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Home Ownership Nearbyaround 20, Flask Walk, London, NW3 1HE

Education Levels in the Areaaround 20, Flask Walk, London, NW3 1HE

Average Age of Residentsaround 20, Flask Walk, London, NW3 1HE

Average age

Age distribution

Number of Second Homesaround 20, Flask Walk, London, NW3 1HE

Average Cars per Homearound 20, Flask Walk, London, NW3 1HE

Available Internet Speedsfor 20, Flask Walk, London, NW3 1HE

Risk of Floodingfor 20, Flask Walk, London, NW3 1HE

Our partners and
data sources

Our partners and
data sources