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10 Clos Elphan, St Mellons, Cardiff, CF3 2AE

Property type
Detached
Habitable rooms
8
From EPC
Floor area
228 m²
2454 sq ft
Energy rating
C
Score 75
Council tax
Band H
Tenure
Owner Occupied
Overview

About 10 Clos Elphan

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

10 Clos Elphan is a detached house in St. Mellons, Cardiff, Cardiff (CF3 2AE). It has a recorded floor area of 228 m² (around 2454 sq ft), construction records dating it to 1996-2002 and council tax band H. The latest certificate (June 2025) shows a C (score 75), near the top of the C band.

It hasn't traded since May 2003, a hold of 23 years that's notably long for the area. At 228 m² the property is well over the postcode median (173 m² across 5 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Across 2003–2003, sale prices on this property compounded at -2.8% per year. Today's modelled estimate of £809,000 sits 131.1% above the 2003 sale of £350,000. On a £-per-square-foot basis, the last sale (£143/sq ft) was about 49.7% below the postcode norm.

Before you decide

Everything you need to know about 10 Clos Elphan

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

Larger 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.

10 Clos Elphan ranks among the most efficient homes in the postcode for energy use.

EPC Rating

A
B
C
C75
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
5.6 t/year
Occupancy
Owner Occupied
SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Late 20th centuryDetached HouseEPC 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 £1,095 · Includes VAT

Planning

Planning history

Applications and permits filed against 10 Clos Elphan, St Mellons, Cardiff, CF3 2AE, sourced from the PlanIt planning register.

10 Clos Elphan 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.

10 Clos Elphan changed hands twice within eighteen months — unusual for the area.

Current estimate

£809,000

Modelled from EPC, postcode comparables and a sale-price growth of -2.8% per year over 1 year.

See how we calculated this
Last sold (2003)

£350,000

Growth on file: -2.8% per year over 1 year.

Sales timeline

  1. 8 May 2003Most recent

    £350,000

    -2.8%

  2. 14 February 2003

    £360,000

Median price across the last 5 sales in CF3 2AE: £665,000 (2023–2017).

On the street

Versus other Clos Elphan homes

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

On price per m², 10 Clos Elphan runs well behind the street norm.

Price per m²

£1,535

Street avg £4,415

Strongly below

Floor Area

228 m²

Street avg 172 m²

Strongly above

Habitable Rooms

8 rooms

Street avg 9 rooms

Strongly below

CO₂ Emissions

5.6 t/year

Street avg 6.1 t/year

Above
Before you decide

Everything you need to know about 10 Clos Elphan

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

Larger development activity nearby

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.
£718k

1 Clos Padrig, St Mellons

CF3 2AF

5 bed3 bath
£678k

1 Marshfield Road, Castleton

CF3 2UU

£667k

1 Church Close, Peterstone Wentlooge

CF3 2TP

£638k

1 Clos Medwy, St Mellons

CF3 2AD

4 bed3 bath
£1.0m

1 Castleton Gardens, Castleton

CF3 2WD

4 bed2 bath
£609k

1 Clos Elphan, St Mellons

CF3 2AE

4 bed
£575k

1 Cambrian Crescent, Marshfield

CF3 2TD

5 bed4 bath
£526k

1 Cambrian Grove, Marshfield

CF3 2US

4 bed2 bath
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

3/mo

Rising year-on-year across the wider district.

Nearest stop

0.3 km

Willow Grove — 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 10 Clos Elphan, St Mellons, Cardiff, CF3 2AE. Each answer is also embedded as structured data for search engines.