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21 Maes Y Dderwen, Creigiau, Cardiff, CF15 9JS

1 planning record
Property type
Detached
Bedrooms
4
Floor area
142 m²
1528 sq ft
Energy rating
D
Score 63
Council tax
Band G
Tenure
Owner Occupied
Overview

About 21 Maes Y Dderwen

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

21 Maes Y Dderwen is a four-bedroom detached house in Creigiau, Cardiff, Cardiff (CF15 9JS). It has a recorded floor area of 142 m² (around 1528 sq ft), construction records dating it to 1991-1995 and council tax band G. The latest certificate (May 2015) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump. The latest certificate is from May 2015, so improvements made since then won't be reflected.

One planning record on file: an extension approved in 2009. Past consents include an extension, meaningful when judging how the property has evolved. At 142 m² it's 25.7% larger than the typical home in the postcode (113 m² median across 14 EPCs). 11 years since the last transfer (August 2015). Across 2003–2015, sale prices on this property compounded at 3.5% per year. Today's modelled estimate of £466,000 is 35.1% above the 2015 sale price.

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
  • EnsuiteYes

Outside

  • GarageYes

Building

  • Central heatingYes
  • RefurbishedYes
Before you decide

Everything you need to know about 21 Maes Y Dderwen

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.

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 26 May 2025

EPC Rating

A
B
C
D
D63
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Average
Windows
Average
CO2 Emissions
5.8 t/year
Occupancy
Owner Occupied
SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Late 20th centuryDetached HouseEPC D

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Planning

Planning history

Applications and permits filed against 21 Maes Y Dderwen, Creigiau, Cardiff, CF15 9JS, sourced from the PlanIt planning register.

21 Maes Y Dderwen has an approved single-storey extension on the planning record.

1 application on record at 21 Maes Y Dderwen, Creigiau, Cardiff, CF15 9JS

1decisions1extensions2documents
  1. Jan 2009
    ExtensionFull
    Outcome in report

    Extension: Single storey

    FIRST FLOOR EXTENSION TO GARAGE

    Documents
    2 docs on file
    Reference
    08/02717/W
    Full record in report

Unlock 21 Maes Y Dderwen, Creigiau, Cardiff, CF15 9JS's full planning history

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

  • Every decision — granted, refused or withdrawn (1 on record)
  • All 1 application on this property in full
  • The 2 documents, officer reports & conditions
  • What the pattern means for extending or converting here
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Price

Sales history & valuation

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

21 Maes Y Dderwen valuation sits well clear of the typical sold price in this postcode.

Current estimate

£466,000

Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 12 years.

See how we calculated this
Last sold (2015)

£345,000

Growth on file: 3.5% per year over 12 years.

Sales timeline

  1. 19 August 2015Most recent

    £345,000

    +50.0%over 11 years

  2. 31 October 2003

    £229,995

Median price across the last 5 sales in CF15 9JS: £385,000 (2024–2021).

On the street

Versus other Maes Y Dderwen homes

Four headline reads against 14 similar houses on this street, drawn from the latest EPC and Land Registry data.

Floor Area for 21 Maes Y Dderwen runs comfortably ahead of the street norm.

Price per m²

£2,430

Street avg £2,755

Below

Floor Area

142 m²

Street avg 117 m²

Strongly above

Habitable Rooms

8 rooms

Street avg 7 rooms

Above

CO₂ Emissions

5.8 t/year

Street avg 4.8 t/year

Below
Before you decide

Everything you need to know about 21 Maes Y Dderwen

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.
£450k

1 Brummell Drive, Creigiau

CF15 9NX

4 bed
£432k

1 Dol Y Felin, Creigiau

CF15 9SN

4 bed
£432k

1 Erw Wen, Pentyrch

CF15 9PQ

4 bed2 bath
£527k

1 Bryn Yr Eglwys, Pentyrch

CF15 9QW

4 bed2 bath
£534k

1 Crib Y Lan, Gwaelod Y Garth

CF15 9LA

4 bed
£582k

1 Clos Goch, Pentyrch

CF15 9RA

4 bed1 bath
£441k

1 Bryn Siriol, Pentyrch

CF15 9QU

3 bed
£553k

1 Brodeg, Pentyrch

CF15 9TF

5 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

Crime

2/mo

Steady year-on-year across the wider district.

Nearest stop

0.2 km

Maes-yr-Onnen — 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 21 Maes Y Dderwen, Creigiau, Cardiff, CF15 9JS. Each answer is also embedded as structured data for search engines.