Flat 7 423 Blackfen Road Sidcup DA15 9NN: house prices, rental estimates & market trends

Our Data Sources

Flat 7, 423, Blackfen Road, Sidcup has no recent¹ 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.

What is an EPC?

What is the Land Registry?

What is the Office of National Statistics?

What is the Ordnance Survey?

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

Sold Prices

The most recent sale of Flat 7, 423, Blackfen Road, Sidcup completed on 24th June 1997 at £41,000 and was recorded by HM Land Registry as a leasehold flat.

Since 1995 the property has sold twice.

Sold Jun 1997£41,000
Sold Jan 1996£37,500

The Bricks&Logic house price Heat Map

How accurate is Bricks&Logic?

How long does the land registry take to update?

Source: HM Land Registry (June 2026)

Explore Nearby Properties

The surrounding properties have an average estimated value of £363,430, ranging from £220,484 to £735,880.

Flat 6, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £223,909
Flat 2, 423 Blackfen Road
2 Bed Flat | 0 m | Est. Value: £287,171
Flat 8, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £240,484
Flat 3, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £220,484
Flat 5, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £250,036
Flat 4, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £220,484
Flat 1, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £220,484
425 Blackfen Road
3 Bed House | 12 m | Est. Value: £463,502
425A Blackfen Road
3 Bed House | 17 m | Est. Value: £399,874
421 Blackfen Road
5 Bed House | 18 m | Est. Value: £725,970
2 Warne Place
2 Bed House | 24 m | Est. Value: £291,450
1 Warne Place
2 Bed House | 24 m | Est. Value: £291,450
427 Blackfen Road
4 Bed House | 27 m | Est. Value: £504,365
419 Blackfen Road
3 Bed House | 29 m | Est. Value: £469,827
4 Warne Place
2 Bed House | 31 m | Est. Value: £331,943
3 Warne Place
2 Bed House | 31 m | Est. Value: £291,919
6 Warne Place
2 Bed House | 35 m | Est. Value: £291,135
417 Blackfen Road
5 Bed House | 38 m | Est. Value: £735,880
429 Blackfen Road
3 Bed House | 39 m | Est. Value: £444,795

Schools Nearby

For primary schools, the nearest option to Flat 7, 423, Blackfen Road, Sidcup is Sherwood Park Primary School, 300 metres away.

Sherwood Park Primary School
300 m away
Danson Primary School
1.0 km away
Days Lane Primary School
1.0 km away

At secondary level, the nearest school is Blackfen School for Girls, 100 metres away.

Blackfen School for Girls
100 m away
Bexley Grammar School
900 m away
Hurstmere School
1.2 km away

Schools and house prices

Source: Ofsted 2026

Public Transport Nearby

Sidcup
|
1.8 km away
Albany Park
|
1.8 km away
Welling
|
1.9 km away

Available Internet Speeds

Broadband here reaches superfast speeds, based on recent Ofcom data.

Superfast

20 mbps

Max upload

100 mbps

Max download

According to recent data from Ofcom, Superfast Broadband available in this area.

Max Upload

20 mbps

Max Download

100 mbps

Source: Ofcom (June 2026)

Risk of Flooding

The flood risk here is rated Very Low, based on Environment Agency data.

Very Low floodriskin this area

Local Flood RiskVery Low

Source: Environment Agency (2024)

Our Data Sources

Flat 7, 423, Blackfen Road, Sidcup has no recent¹ 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.

What is an EPC?

What is the Land Registry?

What is the Office of National Statistics?

What is the Ordnance Survey?

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

Sold Prices

The most recent sale of Flat 7, 423, Blackfen Road, Sidcup completed on 24th June 1997 at £41,000 and was recorded by HM Land Registry as a leasehold flat.

Since 1995 the property has sold twice.

Sold Jun 1997£41,000
Sold Jan 1996£37,500

The Bricks&Logic house price Heat Map

How accurate is Bricks&Logic?

How long does the land registry take to update?

Source: HM Land Registry (June 2026)

Explore Nearby Properties

The surrounding properties have an average estimated value of £363,430, ranging from £220,484 to £735,880.

Flat 6, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £223,909
Flat 2, 423 Blackfen Road
2 Bed Flat | 0 m | Est. Value: £287,171
Flat 8, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £240,484
Flat 3, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £220,484
Flat 5, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £250,036
Flat 4, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £220,484
Flat 1, 423 Blackfen Road
1 Bed Flat | 0 m | Est. Value: £220,484
425 Blackfen Road
3 Bed House | 12 m | Est. Value: £463,502
425A Blackfen Road
3 Bed House | 17 m | Est. Value: £399,874
421 Blackfen Road
5 Bed House | 18 m | Est. Value: £725,970
2 Warne Place
2 Bed House | 24 m | Est. Value: £291,450
1 Warne Place
2 Bed House | 24 m | Est. Value: £291,450
427 Blackfen Road
4 Bed House | 27 m | Est. Value: £504,365
419 Blackfen Road
3 Bed House | 29 m | Est. Value: £469,827
4 Warne Place
2 Bed House | 31 m | Est. Value: £331,943
3 Warne Place
2 Bed House | 31 m | Est. Value: £291,919
6 Warne Place
2 Bed House | 35 m | Est. Value: £291,135
417 Blackfen Road
5 Bed House | 38 m | Est. Value: £735,880
429 Blackfen Road
3 Bed House | 39 m | Est. Value: £444,795

Schools Nearby

For primary schools, the nearest option to Flat 7, 423, Blackfen Road, Sidcup is Sherwood Park Primary School, 300 metres away.

Sherwood Park Primary School
300 m away
Danson Primary School
1.0 km away
Days Lane Primary School
1.0 km away

At secondary level, the nearest school is Blackfen School for Girls, 100 metres away.

Blackfen School for Girls
100 m away
Bexley Grammar School
900 m away
Hurstmere School
1.2 km away

Schools and house prices

Source: Ofsted 2026

Public Transport Nearby

Sidcup
|
1.8 km away
Albany Park
|
1.8 km away
Welling
|
1.9 km away

Available Internet Speeds

Broadband here reaches superfast speeds, based on recent Ofcom data.

Superfast

20 mbps

Max upload

100 mbps

Max download

According to recent data from Ofcom, Superfast Broadband available in this area.

Max Upload

20 mbps

Max Download

100 mbps

Source: Ofcom (June 2026)

Risk of Flooding

The flood risk here is rated Very Low, based on Environment Agency data.

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 Flat 7, 423, Blackfen Road, Sidcup, 44.5% of property is privately owned with a mortgage and 32.9% is privately owned outright.

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 Flat 7, 423, Blackfen Road, Sidcup, 24.1% of residents are recorded as possessing school level qualifications and 32.1% as possessing degree level qualifications.

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