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27 Cwm Gwynlais, Tongwynlais, Cardiff, CF15 7HU

Property type
Detached
Bedrooms
4
Bathrooms
2
Floor area
128 m²
1378 sq ft
Energy rating
C
Score 70
Council tax
Band E
Tenure
Owner Occupied
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Overview

About 27 Cwm Gwynlais

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

27 Cwm Gwynlais is a four-bedroom detached house in Tongwynlais, Cardiff, Cardiff (CF15 7HU). It has a recorded floor area of 128 m² (around 1378 sq ft), construction records dating it to 1991-1995 and council tax band E. Other recorded features include a conservatory. The latest certificate (September 2016) shows a C (score 70). The recommended improvements would push it to B (score 82).

At 128 m² it's 21.9% larger than the typical home in the postcode (105 m² median across 12 EPCs). Today's modelled estimate of £426,000 is 42% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£218/sq ft) was about 48.7% above the typical sold price in the postcode. 9 years since the last transfer (February 2017).

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
  • Bathrooms2
  • Dining roomYes
  • EnsuiteYes
  • ConservatoryYes

Outside

  • Private gardenYes
Before you decide

Everything you need to know about 27 Cwm Gwynlais

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

Pick your report · from £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.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 20 Sept 2026

Current Certificate
Sept 2016

EPC Rating

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

Certificate validity

Expired on 20 September 2026

New assessment needed to sell or let
SDL Surveying

Get a survey for this property

Level 3 Building Survey

Late 20th centuryDetached HouseEPC CExtended multiple times (2+ extensions)

Because the property has been extended more than once, we believe a Level 3 building survey should be considered.

From £1,020 · Includes VAT

Planning

Planning history

Applications and permits filed against 27 Cwm Gwynlais, Tongwynlais, Cardiff, CF15 7HU, sourced from the PlanIt planning register.

27 Cwm Gwynlais 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.

27 Cwm Gwynlais valuation sits well clear of the typical sold price in this postcode.

Current estimate

£426,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2017)

£300,000

Recorded with HM Land Registry.

Sales timeline

  1. 17 February 2017Most recent

    £300,000

Median price across the last 5 sales in CF15 7HU: £295,000 (2022–2016).

On the street

Versus other Cwm Gwynlais homes

Four headline reads against 12 similar houses on this street, drawn from the latest EPC and Land Registry data.

Floor Area for 27 Cwm Gwynlais runs comfortably ahead of the street norm.

Price per m²

£2,344

Street avg £2,058

Above

Floor Area

128 m²

Street avg 102 m²

Strongly above

Habitable Rooms

8 rooms

Street avg 6 rooms

Strongly above

CO₂ Emissions

4.3 t/year

Street avg 4.3 t/year

On par
Before you decide

Everything you need to know about 27 Cwm Gwynlais

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

Pick your report · from £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.
£398k

1 Clos Llewellyn, Taffs Well

CF15 7AT

4 bed2 bath
£330k

1 Bute Villa, Taffs Well

CF15 7QP

4 bed1 bath
£305k

1 Cwm Gwynlais, Tongwynlais

CF15 7HU

4 bed
£275k

1 Beechwood Road, Taffs Well

CF15 7RZ

4 bed
£469k

1 Birch Hill, Tongwynlais

CF15 7LL

5 bed3 bath
£493k

1 Cules Terrace, Taffs Well

CF15 7QJ

5 bed
£364k

1 Forest Cottage, Castle Road, Tongwynlais

CF15 7JR

3 bed1 bath
£299k

1 Bute Street, Tongwynlais

CF15 7LJ

3 bed1 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

85/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Pantgwynlais — 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 27 Cwm Gwynlais, Tongwynlais, Cardiff, CF15 7HU. Each answer is also embedded as structured data for search engines.