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15 Thornton Road, Bromley, BR1 5AP

3 planning records

Estimated value

£640,000

  • Since the 2016 sale (£530,000)+21%
  • Against BR1 5AP's recent median (£500,000)+28%

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
112 m²
1206 sq ft
Energy rating
D
Score 62
Council tax
Band D
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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

£640,000

  • Against its 2016 sale (£530,000)+21%
  • Against BR1 5AP's recent median (£500,000)+28%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 15 Thornton Road is modelled from its 112 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in BR1 5AP. 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

    112 m² from the EPC lodged in October 2015

  • Sales of this home

    2 sales recorded, the latest in 2016

  • Recent sales in BR1 5AP

    5 sales, median £500,000 (2026–2022)

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 of 3 applicationsFull 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.

15 Thornton Road changed hands twice within eighteen months — unusual for the area.

Risks

What this page doesn't show

3 potential issues have already been flagged for 15 Thornton Road, Bromley, BR1 5AP. 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
  • Recent ownership pattern worth a lookIn 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 15 Thornton Road

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

15 Thornton Road is a three-bedroom semi-detached house in Bromley (BR1 5AP). It has a recorded floor area of 112 m² (around 1206 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (October 2015) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since October 2008. Between certificates, window efficiency went from Average to Good; while lighting dropped from Average to Very Poor. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from October 2015, so improvements made since then won't be reflected.

Across 2015–2016, sale prices on this property compounded at 71% per year. Today's modelled estimate of £640,000 is 20.8% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£440/sq ft) was about 84.3% above the typical sold price in the postcode. On the market in February 2016 and unlisted since — roughly 10 years. 3 planning records sit against the property, 0 approved, 1 refused.

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 15 Thornton Road

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

Signs of HMO activity in the areaLarger development activity nearbyRecent ownership pattern worth a look

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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.

Recommended upgrades on file would lift this property by multiple EPC bands.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 15 Oct 2025

Current Certificate(1 of 3)
Oct 2015

EPC Rating

A
B
C
D
D62
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
4.6 t/year
Occupancy
—

Certificate validity

Expired on 15 October 2025

New assessment needed to sell or let

Property Improvements

Changes detected from historical EPC data

May 2015from Oct 2008
Heating Controls
FullProg + Stat

Heating controls changed

Roof Insulation
PartialInsulated

Roof insulation improved

Oct 2015from May 2015
Heating Controls
Prog + StatProg + TRVs

Heating controls changed

Windows
AverageGood

Window efficiency improved

Low Energy Lighting
44%0%

Low energy lighting percentage decreased

Planning

Planning history

Applications and permits filed against 15 Thornton Road, Bromley, BR1 5AP, sourced from the PlanIt planning register.

3 applications on record at 15 Thornton Road, Bromley, BR1 5AP

3decisions3extensions51documents13nearby
  1. Mar 2021
    Loft ConversionFull
    Outcome in report

    Loft extension on a dwelling house and hip to gable conversion with rear-facing dormer and adding one additional bedroom and shower room

    Extension
    Documents
    18 docs on file
    Reference
    21/00168/FULL6
    Full record in report
  2. More recent applications — locked
  3. Loft ConversionDecision
  4. Loft ConversionDecision

Unlock 15 Thornton Road, Bromley, BR1 5AP's full planning history

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

  • Every decision — granted, refused or withdrawn (3 on record)
  • All 3 applications on this property in full, plus 13 notable nearby
  • The 51 documents, officer reports & conditions
  • What the pattern means for extending or converting here
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On the street

Versus other Thornton Road homes

Four headline reads against 17 similar houses on this street, drawn from the latest EPC and Land Registry data.

Price per m² for 15 Thornton Road runs comfortably ahead of the street norm.

Price per m²

£4,732

Street avg £3,650

Strongly above

Floor Area

112 m²

Street avg 117 m²

Below

Habitable Rooms

6 rooms

Street avg 6 rooms

Above

CO₂ Emissions

4.6 t/year

Street avg 5.0 t/year

On par
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

0.3 km

New Street Hill — bus stop.

Closest school

0.4 km

Launcelot Primary School and Nursery. 38 schools nearby.

Nearest schools

  • Launcelot Primary School and NurseryPrimary390m
  • Burnt Ash Primary SchoolPrimary457m
  • Haberdashers' Knights AcademySecondary485m
  • Good Shepherd RC SchoolPrimary599m

Nearest stops

  • New Street HillBus stop274m
  • Treewall GardensBus stop344m
  • Brook Lane (BR1)Bus stop384m
  • Rangefield Road / SouthoverBus stop397m

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 5AP from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for BR1 5AP

Daytime· 07:00 – 23:00

50.5dB

Low
Night-time road noise heatmap for BR1 5AP

Night-time· 23:00 – 07:00

40.3dB

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 DExtended 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 £1,155 · 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 15 Thornton Road is modelled from its 112 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in BR1 5AP. 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 15 Thornton Road. 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 15 Thornton Road was lodged in October 2015 at band D and expired in October 2025, so a new one is needed to sell or let. 3 certificates are on record, which shows how the home has changed.
Planning records
Planning applications are collected from local authority registers through PlanIt. 3 applications are matched to 15 Thornton Road. 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 38 schools and 30 stops listed are measured in a straight line from BR1 5AP, not by walking route. Road noise is Defra's strategic noise modelling, averaged across the postcode.
Council tax band
15 Thornton Road is in council tax band D. 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 15 Thornton Road, Bromley, BR1 5AP. Each answer is also embedded as structured data for search engines.

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