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20 Duffryn Close, Cardiff, CF23 6HT

Estimated value

£232,000

  • Since the 1999 sale (£73,000)+218%
  • Against CF23 6HT's recent median (£250,000)-7%

Newest record on this page: October 2025. 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
Floor 1st
Bedrooms
2
Bathroom
1
Floor area
73 m²
786 sq ft
Energy rating
C
Score 74
Council tax
Band E
Tenure
Private Rental
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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

£232,000

  • Against its 1999 sale (£73,000)+218%
  • Against CF23 6HT's recent median (£250,000)-7%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 20 Duffryn Close is modelled from its 73 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF23 6HT. 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

    73 m² from the EPC lodged in October 2018

  • Sales of this home

    2 sales recorded, the latest in 1999

  • Recent sales in CF23 6HT

    5 sales, median £250,000 (2025–2021)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: October 2025Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
PlanningNone on this homeFull 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.

20 Duffryn Close has more than doubled in price since the earliest registered sale in 1995.

Sales timeline

  1. 15 June 1999Most recent

    £73,000

    +108.6%over 3 years

  2. 24 October 1995

    £35,000

Median price across the last 5 sales in CF23 6HT: £250,000 (2025–2021).

Risks

What this page doesn't show

Nothing is flagged from the data on this page, but these checks are only run in the report. The detail, evidence and what to ask about it are in the Risks 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 20 Duffryn Close

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

20 Duffryn Close is a two-bedroom semi-detached house in Cardiff (CF23 6HT). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1996-2002 and council tax band E. At 73 m² this is the 4th smallest of 18 units on EPC record in the building, where floor areas span 68–98 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (October 2018) shows a C (score 74).

Untraded for 27 years, with the last transfer in June 1999. Across 1995–1999, sale prices on this property compounded at 22.4% per year. Today's modelled estimate of £232,000 sits 217.8% above the 1999 sale of £73,000. On a £-per-square-foot basis, the last sale (£93/sq ft) was about 59.5% below the postcode norm.

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
Before you decide

Everything you need to know about 20 Duffryn Close

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

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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.
Current Certificate
Oct 2018

EPC Rating

A
B
C
C74
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Very Good
Windows
Average
CO2 Emissions
2.2 t/year
Occupancy
Rented

Certificate validity

Valid until 17 October 2028

1 year remaining
Planning

Planning history

Applications and permits filed against 20 Duffryn Close, Cardiff, CF23 6HT, sourced from the PlanIt planning register.

20 Duffryn Close 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.

On the street

Versus other Duffryn Close homes

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

20 Duffryn Close is notably below the street on price per m².

Price per m²

£1,000

Street avg £2,613

Strongly below

Floor Area

73 m²

Street avg 78 m²

Below

Habitable Rooms

3 rooms

Street avg 3 rooms

Below

CO₂ Emissions

2.2 t/year

Street avg 2.7 t/year

Above
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

Rail-style transport is unusually close for this postcode.

Crime

169/mo

Falling year-on-year across the wider district.

Nearest stop

0.1 km

Rhydypenau Library — bus stop.

Nearest stops

  • Rhydypenau LibraryBus stop150m
  • Heath High LevelBus stop155m
  • Rhydypenau CrossroadsBus stop162m
  • Llandennis RoadBus stop231m

Most reported crime locally

  • Violence & Sexual Offences995 reports33%
  • Anti-social Behaviour345 reports11%
  • Public Order344 reports11%
  • Shoplifting340 reports11%

Go deeper on the local area

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

SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Late 20th century1st Floor FlatEPC C

We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.

From £545 · Includes VAT

Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£276k

1 Duffryn Close

CF23 6HT

2 bed1 bath
£192k

1 Forest Oak Close

CF23 6QN

2 bed1 bath
£456k

1 Cefn Coed Avenue

CF23 6HE

3 bed1 bath
£533k

1 Dan Y Coed Close

CF23 6NJ

3 bed2 bath
£534k

1 Dan Yr Heol

CF23 6JU

3 bed2 bath
£303k

1 Glenwood

CF23 6UR

4 bed1 bath
£425k

1 Celyn Grove

CF23 6SH

4 bed
£507k

1 Duffryn Avenue

CF23 6LE

4 bed

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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.
Valuation method in detail
How the estimate is made
The estimate for 20 Duffryn Close is modelled from its 73 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF23 6HT. 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 20 Duffryn Close. 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 20 Duffryn Close was lodged in October 2018 at band C and is valid until October 2028. Floor area, heating and insulation details on this page come from it.
Planning records
Planning applications are collected from local authority registers through PlanIt. None is matched to 20 Duffryn Close. 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 18 months, which places each incident at an approximate point. Schools and stops are measured in a straight line from CF23 6HT.
Council tax band
20 Duffryn Close 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 20 Duffryn Close, Cardiff, CF23 6HT. Each answer is also embedded as structured data for search engines.

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