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Flat 1, 6 Marlborough Road, Cardiff, CF23 5BX

3 sales on record
Property type
Semi-detached
Floor 00
Bedrooms
2
Bathroom
1
Floor area
65 m²
700 sq ft
Energy rating
C
Score 70
Tenure
Private Rental
Overview

About Flat 1

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

Flat 1 is a two-bedroom semi-detached house in Cardiff (CF23 5BX). It has a recorded floor area of 65 m² (around 700 sq ft) and construction records dating it to 1900-1929. At 65 m² this is the 15th smallest of 18 units on EPC record in the building, where floor areas span 22–73 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (July 2025) shows a C (score 70). When first surveyed in March 2015 the rating was E, the property has climbed 2 bands since. Between certificates, lighting went from Poor to Good.

Across 2016–2020, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £236,000 is 12.4% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£300/sq ft) was about 95% above the typical sold price in the postcode. Last sale on file: £210,000 in December 2020.

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

  • Bedrooms2
  • Bathrooms1

Outside

  • Private gardenRear
  • ParkingOff road
Before you decide

Everything you need to know about Flat 1

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

Pick your report · every report is £14.99

One time fee only - money back guarantee

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.
Current Certificate(1 of 2)
Jul 2025

EPC Rating

A
B
C
C70
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.2 t/year
Occupancy
Rented

Property Improvements

Changes detected from historical EPC data

Jul 2025from Mar 2015
EPC improved fromE41toC70
Heating Controls
Prog + StatFull

Heating controls upgraded for better temperature management

Low Energy Lighting
11%100%

More low energy lighting installed

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Victorian-eraGround Floor FlatEPC CPre-1919 build

Because the property was built before 1919, we believe a Level 3 building survey should be considered.

From £885 · Includes VAT

Planning

Planning history

Applications and permits filed against Flat 1, 6 Marlborough Road, Cardiff, CF23 5BX, sourced from the PlanIt planning register.

Flat 1 has no planning applications on record.

1

But the area is active

1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

Flat 1 saw 3 transfers in just over a decade — high turnover for the postcode.

Current estimate

£236,000

Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 5 years.

See how we calculated this
Last sold (2020)

£210,000

Growth on file: 5.7% per year over 5 years.

Sales timeline

  1. 11 December 2020Most recent

    £210,000

    +20.0%over 2 years

  2. 24 April 2018

    £175,000

    +9.4%over 2 years

  3. 15 January 2016

    £160,000

Median price across the last 5 sales in CF23 5BX: £199,950 (2022–2020).

On the street

Versus other Marlborough Road homes

Four headline reads against 65 similar flats on this street, drawn from the latest EPC and Land Registry data.

Price per m² for Flat 1 runs comfortably ahead of the street norm.

Price per m²

£3,231

Street avg £3,111

Strongly above

Floor Area

65 m²

Street avg 51 m²

Above

Habitable Rooms

3 rooms

Street avg 2 rooms

Above

CO₂ Emissions

2.2 t/year

Street avg 2.4 t/year

On par
Before you decide

Everything you need to know about Flat 1

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

Pick your report · every report is £14.99

One time fee only - money back guarantee

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
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£291k

Boleyn Court, Flat 3, Boleyn Walk

CF23 5HT

Flat2 bed2 bath
£549k

3 Lake View Apartments, Lady Mary Road

CF23 5NT

Flat3 bed

Boleyn Court, Flat 1, Boleyn Walk

CF23 5HT

Flat2 bed2 bath
£685k

3 Park View Apartments, 74 Lake Road East

CF23 5NN

Flat3 bed
£703k

2 Lake View Apartments, Lady Mary Road

CF23 5NT

Flat3 bed2 bath
£227k

Charnwood Court, Flat 4, Maryport Road

CF23 5JY

Flat
£248k

Boleyn Court, Flat 2, Boleyn Walk

CF23 5HT

Flat
£224k

Charnwood Court, Flat 3, Maryport Road

CF23 5JY

Flat
Area

The neighbourhood at a glance

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

Reported crime in the wider district is trending notably upward year-on-year.

Crime

9/mo

Rising year-on-year across the wider district.

Nearest stop

0.1 km

Marlborough Road — bus stop.

Go deeper on the local area

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

FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about Flat 1, 6 Marlborough Road, Cardiff, CF23 5BX. Each answer is also embedded as structured data for search engines.