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9 Dorchester Avenue, Penylan, Cardiff, CF23 9BQ

Property type
Semi-detached
Bedrooms
4
Bathroom
1
Floor area
162 m²
1744 sq ft
Energy rating
E
Score 43
Council tax
Band G
Tenure
Owner Occupied
Overview

About 9 Dorchester Avenue

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

9 Dorchester Avenue is a four-bedroom semi-detached house in Penylan, Cardiff, Cardiff (CF23 9BQ). It has a recorded floor area of 162 m² (around 1744 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (August 2024) shows an E (score 43), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump.

It changed hands recently, sold December 2024 for £635,000.

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

  • Bedrooms4
  • Bathrooms1
Before you decide

Everything you need to know about 9 Dorchester Avenue

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.

9 Dorchester Avenue's carbon output runs well above what efficient homes in the postcode produce.

EPC Rating

A
B
C
D
E
E43
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Poor
Windows
Very Poor
CO2 Emissions
9.7 t/year
Occupancy
Owner Occupied
SDL Surveying

Get a survey for this property

Level 3 Building Survey

Victorian-eraSemi-Detached HouseEPC EPre-1919 buildSolid (non-cavity) walls

Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.

From £1,085 · Includes VAT

Planning

Planning history

Applications and permits filed against 9 Dorchester Avenue, Penylan, Cardiff, CF23 9BQ, sourced from the PlanIt planning register.

9 Dorchester Avenue has no planning applications on record.

2

But the area is active

2 notable applications 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.
Current estimate

£594,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2024)

£635,000

Recorded with HM Land Registry.

Sales timeline

  1. 6 December 2024Most recent

    £635,000

Median price across the last 4 sales in CF23 9BQ: £545,000 (2022–2001).

On the street

Versus other Dorchester Avenue homes

Four headline reads against 4 similar houses on this street, drawn from the latest EPC and Land Registry data.

On price per m², 9 Dorchester Avenue stands well clear of the street.

Price per m²

£3,920

Street avg £3,160

Strongly above

Floor Area

162 m²

Street avg 197 m²

Strongly below

Habitable Rooms

8 rooms

Street avg 7 rooms

Strongly above

CO₂ Emissions

9.7 t/year

Street avg 9.2 t/year

On par
Before you decide

Everything you need to know about 9 Dorchester Avenue

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.
£502k

1 Earl S Court Road, Penylan

CF23 9DD

4 bed
£399k

1 Hugon Close

CF23 9BY

3 bed1 bath
£350k

1 Firstbrook Close

CF23 9ER

3 bed2 bath
£328k

1 Kingwood Close, Penylan

CF23 9HE

3 bed1 bath
£188k

1 Bryn Y Nant, Llanedeyrn

CF23 9NZ

3 bed
£534k

1 Clos Gwrgi, Penylan

CF23 9FQ

£450k

1 Barons Court Road, Penylan

CF23 9DF

£450k

1 Colchester Avenue, Penylan

CF23 9BN

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

Colchester Avenue Top — 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 9 Dorchester Avenue, Penylan, Cardiff, CF23 9BQ. Each answer is also embedded as structured data for search engines.