Property profile

11 Ashcroft Avenue

DA15 8NS

Blackfen & Lamorbey

Area profile →

Map showing 11 Ashcroft Avenue, Sidcup

Property Price
150k200k250k300k400k500k750k1.5M

Estimated sale price

£645,000

Semi-Detached sold in Blackfen & Lamorbey

The box shows the middle 50% of semi-detached sale prices, the whiskers show the 5th to 95th percentile, and the marker shows this property's estimated price.

Half of similar homes sold within the box; most sold within the wider line.

An indicative model estimate, not a survey or formal valuation.

This property vs market

Last sold11 Jul 2025
£640,000Change since last sale: +£6,000 (+0.9%)
Annualised change
+0.8% per yearBexley annualised change (semi-detached) since 2025: +2.2% per yearThis property's value grew slower than the market
Price per sq ftLocal median £547 per sq ft
£480 per sq ftEstimate vs local median: −£67 per sq ft (−12%)
Local sold pricesMedian for semi-detached in Blackfen & Lamorbey
£535,000Estimate vs local median: +£111,000 (+21%)
How this estimate is calculated

Area360's automated valuation uses available property details, recorded sales and local market data to estimate a sale price. This automated estimate is a guide, not a survey, mortgage valuation or formal valuation. See the valuation methodology and limitations.

Estimate calculated .

Property facts

Property typeHouse / Semi-Detached
TenureFreehold
Construction period1930-1949
Floor area125 m² / 1,345 sq ft
Rooms7 habitable / 7 heated
EPC ratingD
EPC inspection11 Feb 2025

Sales history

DatePriceChange
11 Jul 2025£640,000+133%
25 Nov 2009£275,000+23%
28 Nov 2003£223,000-

Local market

Property prices in Blackfen & Lamorbey

Median price£479,000
Price per sq ft£540
Sales (last 12 months)168
Typical range (middle 50%)£410K – £556K

Based on 168 recent sales, the median property price is £479,000 (about £540 per square foot) in Blackfen & Lamorbey area, with individual transactions ranging from £212,000 up to £1,200,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Blackfen & Lamorbey over the last year.
TypeSalesMedian£/sq ft
Detached11£782,000£549
Semi-Detached68£535,000£547
Terraced64£467,250£539
Flats25£311,350£504

10-year price trendmedian sale price in Blackfen & Lamorbey

Sale price

Ten year median sale price trend for each property type in Blackfen & Lamorbey.
YearDetachedFlatsSemi-DetachedTerraced
2016£607,500£235,000£425,000£350,000
2017£600,000£248,000£435,000£365,000
2018£592,500£260,000£422,250£370,000
2019£682,500£267,000£465,000£364,000
2020£658,000£274,000£482,500£371,000
2021£642,500£275,000£505,000£390,000
2022£650,000£375,000£550,000£436,250
2023£755,000£270,000£510,000£446,500
2024£672,500£339,000£500,000£429,000
2025£703,500£312,500£537,000£431,250
2026£711,000£266,000£554,000£458,000
Ten year median sale price trend for each property type in Blackfen & Lamorbey.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Blackfen & Lamorbey.
YearDetachedFlatsSemi-DetachedTerraced
2016£485£436£424£439
2017£563£418£439£456
2018£409£462£449£471
2019£441£486£442£454
2020£453£465£456£468
2021£527£456£479£492
2022£539£522£526£558
2023£545£492£538£544
2024£469£575£510£554
2025£549£503£541£547
2026£515£555£540£575
Ten year median sale price per square foot trend for each property type in Blackfen & Lamorbey.

Price distribution by property typelast 12 months

Price distribution by property type for Blackfen & Lamorbey in the last year.

Recent sales

There were 50+ recent sold properties in the last 18 months near DA15 8NS.

Recent sold properties in the last 18 months near DA15 8NS
DateAddressTypeTenurePriceMap
24 Apr 202619, Ashcroft Avenue, Sidcup, DA15 8NSSemi-DetachedFreehold£470,000
27 Feb 20265, Ashcroft Avenue, Sidcup, DA15 8NSSemi-DetachedFreehold£466,250
11 Jul 202511, Ashcroft Avenue, Sidcup, DA15 8NSSemi-DetachedFreehold£640,000
29 Aug 202526, Ashcroft Avenue, Sidcup, DA15 8NPSemi-DetachedFreehold£555,000
16 Mar 202646, Wellington Avenue, Sidcup, DA15 9HETerracedFreehold£525,000

Other properties at this postcode

AddressTenureFloor areaLast sale
5 Ashcroft Avenue, SidcupFreehold78 m²£466,250 (2026)
15, Ashcroft Avenue, SidcupFreehold97 m²£401,000 (2015)
19 Ashcroft Avenue, SidcupFreehold77 m²£470,000 (2026)
21 Ashcroft Avenue, Sidcup-80 m²-
29, Ashcroft Avenue, Sidcup-76 m²-
43 Ashcroft Avenue, SidcupFreehold75 m²£503,000 (2023)
45, Ashcroft Avenue, SidcupFreehold81 m²£323,000 (2014)
47, Ashcroft Avenue, SidcupFreehold100 m²£499,995 (2019)
49 Ashcroft Avenue, Sidcup, SidcupFreehold78 m²£412,000 (2021)
51, Ashcroft Avenue, SidcupFreehold95 m²£470,000 (2020)

Area insights for DA15 8NS

Full area profile →

Overview

Postcode DA15 8NS is located in a major urban area, within the Blackfen & Lamorbey ward of Bexley in the London region, and forms part of the Lamorbey area. It has low deprivation and very low crime levels, with around 38.4 crimes per 1,000 residents per year, about 70% below the London average of 130 per 1,000. The average income per household in Lamorbey is £88,153 per year. The nearest station is Sidcup, about 1 miles away. There are 10 primary and 5 secondary schools in the area. There are 2 parks nearby, the closest medium park is Hollyoak Wood Park.

Crime rate
2/10
Crimes per 1k residents
38
Deprivation level
3/10
Income level
9/10
Social housing
3.4%
Connectivity
4/10
Flood Risk
No risk
Noise Level
No noise

Deprivation level

3/10

Lamorbey has a low level of deprivation, ranked at position 26,845 out of 32,844 areas in the United Kingdom, placing it within the bottom 18% least deprived areas in England.

Crime level

2/10

Lamorbey has a very low crime rate, with approximately 38.4 reported incidents per 1,000 population each year.

Social housing

3.4%

Approximately 3.4% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 1.6% of dwellings are socially rented.

Income level

9/10

The average income per household in Lamorbey is £88,153 per year.

Noise Level

No noise

No significant noise sources from railways or roads near DA15 8NS.

Flood risk

No risk

Lamorbey near DA15 8NS has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

4/10

The nearest station is Sidcup located about 1 miles away. There are no other stations nearby.

Parks

Nearby parks and green spaces for DA15 8NS
DistanceNameSizeDirections
0.3 miHollyoak Wood ParkMediumWalking directions to Hollyoak Wood Park
0.4 miWillersley ParkMediumWalking directions to Willersley Park

Area Profile

Population
392
Population density
6,099.8 per km²

Crime

Crime per 1,000 population

Anti-social behaviour
19.87(-26%)
Violence and sexual offences
10.6(-66%)
Vehicle crime
8.61(-8%)
Other theft
4.64(-59%)
Burglary
4.64(-15%)
London average

Demographics

Ethnic groups

British
276
70.59%
Other Asian
20
5.12%
Irish
16
4.09%
African
15
3.84%
Indian
13
3.32%
Total population: 391

Economics

Education (age 16+)

Level 4+ (Degree)
77
25.25%
No qualifications
60
19.67%
Level 2 (GCSEs 9-4)
54
17.7%
Level 3 (A level)
46
15.08%
Level 1 (GCSEs 3-1)
35
11.48%
Total 16+ residents: 305

Housing

Housing tenure

Owns outright
53
36.55%
Owns with a mortgage
46
31.72%
Private landlord or letting agency
34
23.45%
Other forms of private rent
7
4.83%
Other social rented
3
2.07%
Total households: 145

Schools

In the DA15 8NS postcode area, located within Lamorbey, there are 10 primary and 5 secondary schools in close proximity.

Nearby primary and secondary schools for DA15 8NS
DistancePhaseNameTypeRating
0.3 miPrimaryDays Lane Primary SchoolAcademy converter

Good

0.4 miPrimaryOur Lady of the Rosary Catholic Primary SchoolVoluntary aided school

Good

0.5 miSecondaryBlackfen School for GirlsAcademy converter

Good

Local amenities

4 nearby supermarkets & convenience stores within mi of DA15 8NS

Nearby supermarkets & convenience stores for DA15 8NS
DistanceNameAddressDirections
0.1 miTesco Express10-11 Blackfen Parade, Blackfen, DA15 9LUWalking directions to Tesco Express
0.2 miCo-op FoodWestwood Lane, Blackfen, DA15 9PSWalking directions to Co-op Food
0.2 miThe Co-operative Food51 The Oval, Kent, DA15 9ERWalking directions to The Co-operative Food
0.3 miNisa189 Days Lane, Sidcup, DA15 8JXWalking directions to Nisa