Property profile

11 Cavendish Avenue

DA15 9EA

Blendon & Penhill

Area profile →

Map showing 11 Cavendish Avenue, Sidcup

Property Price
150k200k250k300k400k500k750k1.5M

Estimated sale price

£610,000

Semi-Detached sold in Blendon & Penhill

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 sold17 Apr 2026
£602,500Change since last sale: +£10,000 (+1.6%)
Annualised change
+4.4% per yearBexley annualised change (semi-detached) since 2026: +3.0% per yearThis property's value grew faster than the market
Price per sq ftLocal median £506 per sq ft
£625 per sq ftEstimate vs local median: +£119 per sq ft (+23%)
Local sold pricesMedian for semi-detached in Blendon & Penhill
£591,000Estimate vs local median: +£21,000 (+3.6%)
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 period1900-1929
Floor area91 m² / 980 sq ft
Rooms5 habitable / 5 heated
EPC ratingD
EPC inspection04 Dec 2025

Sales history

DatePriceChange
17 Apr 2026£602,500-

Local market

Property prices in Blendon & Penhill

Median price£475,000
Price per sq ft£518
Sales (last 12 months)196
Typical range (middle 50%)£400K – £600K

Based on 196 recent sales, the median property price is £475,000 (about £518 per square foot) in Blendon & Penhill area, with individual transactions ranging from £196,000 up to £915,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Blendon & Penhill over the last year.
TypeSalesMedian£/sq ft
Detached16£753,250£481
Semi-Detached71£591,000£506
Terraced95£426,000£548
Flats14£269,000£436

10-year price trendmedian sale price in Blendon & Penhill

Sale price

Ten year median sale price trend for each property type in Blendon & Penhill.
YearDetachedFlatsSemi-DetachedTerraced
2016£482,000£225,500£476,500£347,500
2017£527,500£265,000£490,000£342,500
2018£565,000£251,250£480,000£340,000
2019£562,500£255,000£475,000£357,500
2020£608,000£245,000£504,000£375,000
2021£620,000£256,000£515,000£390,000
2022£675,000£287,000£600,000£421,250
2023£692,500£275,000£586,500£415,000
2024£630,000£280,000£561,000£425,000
2025£721,250£270,000£580,000£420,750
2026£730,000£280,000£598,750£432,000
Ten year median sale price trend for each property type in Blendon & Penhill.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Blendon & Penhill.
YearDetachedFlatsSemi-DetachedTerraced
2016£361£371£412£438
2017£485£384£417£450
2018£478£393£434£465
2019£426£400£440£457
2020£490£386£446£448
2021£486£388£465£491
2022£499£483£506£544
2023£524£427£514£554
2024£565£397£511£555
2025£498£424£498£544
2026£538£455£514£544
Ten year median sale price per square foot trend for each property type in Blendon & Penhill.

Price distribution by property typelast 12 months

Price distribution by property type for Blendon & Penhill in the last year.

Recent sales

There were 50+ recent sold properties in the last 18 months near DA15 9EA.

Recent sold properties in the last 18 months near DA15 9EA
DateAddressTypeTenurePriceMap
29 Jun 202651, Cavendish Avenue, Sidcup, DA15 9EASemi-DetachedFreehold£690,000
17 Apr 202611, Cavendish Avenue, Sidcup, DA15 9EASemi-DetachedFreehold£602,500
31 Mar 202533, Cavendish Avenue, Sidcup, DA15 9EASemi-DetachedFreehold£825,000
24 Mar 202533, Montrose Avenue, Sidcup, DA15 9DTSemi-DetachedFreehold£554,000
08 Aug 202540A, The Oval, Sidcup, DA15 9ESTerracedFreehold£240,000

Other properties at this postcode

AddressTenureFloor areaLast sale
5, Cavendish Avenue, SidcupFreehold113 m²£390,000 (2013)
13, Cavendish Avenue, SidcupFreehold144 m²£720,000 (2020)
15, Cavendish Avenue, SidcupFreehold93 m²£500,000 (2020)
19, Cavendish Avenue, SidcupFreehold125 m²£537,500 (2017)
21, Cavendish Avenue, Sidcup-93 m²-
25, Cavendish Avenue, SidcupFreehold124 m²£359,000 (2012)
27, Cavendish Avenue, Sidcup-91 m²-
33 Cavendish Avenue, SidcupFreehold149 m²£825,000 (2025)
43 Cavendish Avenue, SidcupFreehold120 m²£620,000 (2025)
47 Cavendish Avenue, SidcupFreehold99 m²£635,000 (2024)

Area insights for DA15 9EA

Full area profile →

Overview

Postcode DA15 9EA is located in a major urban area, within the Blendon & Penhill ward of Bexley in the London region, and forms part of the Blackfen area. It has very low deprivation and very low crime levels, with around 26.2 crimes per 1,000 residents per year, about 80% below the London average of 130 per 1,000. The average income per household in Blackfen is £77,495 per year. The nearest station is Sidcup, about 0.7 miles away. There are 10 primary and 4 secondary schools in the area. There are 4 parks nearby, the closest large park is Lamorbey Park.

Crime rate
1/10
Crimes per 1k residents
26
Deprivation level
1/10
Income level
6/10
Social housing
0.8%
Connectivity
3/10
Flood Risk
No risk
Noise Level
No noise

Deprivation level

1/10

Blackfen has a very low level of deprivation, ranked at position 31,132 out of 32,844 areas in the United Kingdom, placing it within the bottom 5% least deprived areas in England.

Crime level

1/10

Blackfen has a very low crime rate, with approximately 26.2 reported incidents per 1,000 population each year.

Social housing

0.8%

Approximately 0.8% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 4.0% of dwellings are socially rented.

Income level

6/10

The average income per household in Blackfen is £77,495 per year.

Noise Level

No noise

No significant noise sources from railways or roads near DA15 9EA.

Flood risk

No risk

Blackfen near DA15 9EA has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

3/10

The nearest station is Sidcup located about 0.7 miles away. There are 1 stations nearby.

Nearby public transport stations for DA15 9EA
DistanceZoneNameLinesDirections
0.7 mi

5

Sidcup

Southeastern

Walking directions to Sidcup

Parks

Nearby parks and green spaces for DA15 9EA
DistanceNameSizeDirections
0.5 miLamorbey ParkLargeWalking directions to Lamorbey Park
0.3 miHollyoak Wood ParkMediumWalking directions to Hollyoak Wood Park
0.1 miMarlborough ParkMediumWalking directions to Marlborough Park

Area Profile

Population
363
Population density
3,817 per km²

Crime

Crime per 1,000 population

Shoplifting
18.17(+82%)
Anti-social behaviour
12.79(-52%)
Violence and sexual offences
7.4(-76%)
Vehicle crime
4.04(-57%)
Other theft
3.36(-71%)
London average

Demographics

Ethnic groups

British
335
92.29%
Other
6
1.65%
Indian
5
1.38%
Chinese
4
1.1%
White and Asian (mixed)
3
0.83%
Total population: 363

Economics

Education (age 16+)

Level 4+ (Degree)
89
29.87%
Level 3 (A level)
64
21.48%
Level 2 (GCSEs 9-4)
58
19.46%
No qualifications
33
11.07%
Level 1 (GCSEs 3-1)
33
11.07%
Total 16+ residents: 298

Housing

Housing tenure

Owns outright
61
50.41%
Owns with a mortgage
56
46.28%
Private landlord or letting agency
3
2.48%
Other social rented
1
0.83%
Total households: 121

Schools

In the DA15 9EA postcode area, located within Blackfen, there are 10 primary and 4 secondary schools in close proximity.

Nearby primary and secondary schools for DA15 9EA
DistancePhaseNameTypeRating
0.2 miNot applicableMarlborough SchoolCommunity special school

Good

0.2 miPrimaryChatsworth Infant SchoolAcademy converter

Good

0.3 miNot applicableRose Bruford CollegeHigher education institutions

N/A

Local amenities

4 nearby supermarkets & convenience stores within mi of DA15 9EA

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