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23 Treewall Gardens, Bromley, BR1 5BT

1 planning record

Estimated value

£534,000

  • Since the 2010 sale (£250,000)+114%
  • Against BR1 5BT's recent median (£525,000)+2%

Newest record on this page: May 2026. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.

Learn about this valuation
Property type
Semi-detached
Bedrooms
3
Floor area
93 m²
1001 sq ft
Energy rating
E
Score 39
Council tax
Band E
Tenure
Owner Occupied
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Valuation

About this valuation

How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.

Our estimate

£534,000

  • Against its 2010 sale (£250,000)+114%
  • Against BR1 5BT's recent median (£525,000)+2%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 23 Treewall Gardens is modelled from its 93 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in BR1 5BT. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.

What it's based on

  • Floor area

    93 m² from the EPC lodged in August 2009

  • Sales of this home

    2 sales recorded, the latest in 2010

  • Recent sales in BR1 5BT

    5 sales, median £525,000 (2026–2023)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: May 2026Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
Planning1 applicationFull history, plus nearby schemes
Flood riskNot shownIncluded
Price

Sales history & valuation

Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.

23 Treewall Gardens has more than doubled in price since the earliest registered sale in 2000.

Risks

What this page doesn't show

2 potential issues have already been flagged for 23 Treewall Gardens, Bromley, BR1 5BT. The detail, evidence and what to ask about it are in the Risks Report.
  • Signs of HMO activity in the areaIn report
  • Larger development activity nearbyIn report
  • Flood risk from rivers, sea and surface waterIn report
  • Subsidence and ground-stability signalsIn report
  • Refusals, enforcement and big schemes nearbyIn report

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Overview

About 23 Treewall Gardens

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

23 Treewall Gardens is a three-bedroom semi-detached house in Bromley (BR1 5BT). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (August 2009) shows an E (score 39), well below the UK norm with real room to improve. The latest certificate is from August 2009, so improvements made since then won't be reflected.

Untraded for 16 years, with the last transfer in April 2010. Across 2000–2010, sale prices on this property compounded at 7% per year. Today's modelled estimate of £534,000 sits 113.6% above the 2010 sale of £250,000. One planning record on file: an extension approved in 2011. Past consents include an extension, meaningful when judging how the property has evolved. At 93 m² it's 18.8% smaller than the typical home in the postcode (115 m² median across 22 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs).

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms3
Before you decide

Everything you need to know about 23 Treewall Gardens

The true value, the hidden risks and the full sale history, in one report.

Signs of HMO activity in the areaLarger development activity nearby

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Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

23 Treewall Gardens's carbon output runs well above what efficient homes in the postcode produce.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 12 Aug 2019

Current Certificate
Aug 2009

EPC Rating

A
B
C
D
E
E39
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
6.9 t/year
Occupancy
Owner Occupied

Certificate validity

Expired on 12 August 2019

New assessment needed to sell or let
Planning

Planning history

Applications and permits filed against 23 Treewall Gardens, Bromley, BR1 5BT, sourced from the PlanIt planning register.

23 Treewall Gardens has an approved single-storey side and rear extension on the planning record.

1 application on record at 23 Treewall Gardens, Bromley, BR1 5BT

1decisions1extensions7documents13nearby
  1. Mar 2011
    ExtensionFull
    Outcome in report

    Extension: Single storey · Side and rear of property

    First floor side and rear and single storey rear extensions. New steps and balustrade to rear garden.

    Documents
    7 docs on file
    Reference
    10/01589/FULL6
    Full record in report

Unlock 23 Treewall Gardens, Bromley, BR1 5BT's full planning history

You're seeing the shape of it. The report has the substance.

  • Every decision — granted, refused or withdrawn (1 on record)
  • All 1 application on this property in full, plus 13 notable nearby
  • The 7 documents, officer reports & conditions
  • What the pattern means for extending or converting here
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On the street

Versus other Treewall Gardens homes

Four headline reads against 22 similar houses on this street, drawn from the latest EPC and Land Registry data.

23 Treewall Gardens is notably below the street on epc rating.

Price per m²

£2,688

Street avg £4,425

Strongly below

Floor Area

93 m²

Street avg 112 m²

Strongly below

Habitable Rooms

5 rooms

Street avg 6 rooms

Below

CO₂ Emissions

6.9 t/year

Street avg 5.0 t/year

Strongly below
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Bromley district page.

Rail-style transport is unusually close for this postcode.

Crime

482/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Treewall Gardens — bus stop.

Closest school

0.5 km

Haberdashers' Knights Academy. 36 schools nearby.

Nearest schools

  • Haberdashers' Knights AcademySecondary518m
  • Launcelot Primary School and NurseryPrimary597m
  • Marvels Lane Primary SchoolPrimary745m
  • Haberdashers' Knights PrimaryPrimary864m

Nearest stops

  • Treewall GardensBus stop91m
  • Launcelot RoadBus stop189m
  • New Street HillBus stop411m
  • Grove Park Rail StationRailway station525m

Most reported crime locally

  • Violence & Sexual Offences1,770 reports24%
  • Anti-social Behaviour1,251 reports17%
  • Shoplifting1,099 reports15%
  • Vehicle Crime697 reports10%

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around BR1 5BT from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for BR1 5BT

Daytime· 07:00 – 23:00

48.8dB

Low
Night-time road noise heatmap for BR1 5BT

Night-time· 23:00 – 07:00

39.3dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
SDL Surveying

Get a survey for this property

Level 3 Building Survey

Early 20th centurySemi-Detached HouseEPC EExtended multiple times (2+ extensions)Solid (non-cavity) walls

Because the property has been extended more than once and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.

From £1,085 · Includes VAT

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Method

How to read this page

Where every figure above comes from, how current it is and what it can't tell you.
How the estimate is made
The estimate for 23 Treewall Gardens is modelled from its 93 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in BR1 5BT. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
Where sold prices come from
Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 2 sales are recorded for 23 Treewall Gardens. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
Reading the EPC
Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for 23 Treewall Gardens was lodged in August 2009 at band E and expired in August 2019, so a new one is needed to sell or let. Floor area, heating and insulation details on this page come from it.
Planning records
Planning applications are collected from local authority registers through PlanIt. 1 application is matched to 23 Treewall Gardens. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
Area figures
Crime is police-recorded street-level data over the last 15 months, which places each incident at an approximate point. The 36 schools and 30 stops listed are measured in a straight line from BR1 5BT, not by walking route. Road noise is Defra's strategic noise modelling, averaged across the postcode.
Council tax band
23 Treewall Gardens is in council tax band E. Bands are set by the Valuation Office Agency from historic values (1 April 1991 in England, 1 April 2003 in Wales), not today's price; the amount you pay depends on the council's rate for the band.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 23 Treewall Gardens, Bromley, BR1 5BT. Each answer is also embedded as structured data for search engines.

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