What type of property is 12 Wyndham Street, CF15 7LN?

12 Wyndham Street, CF15 7LN is a 1-bedroom semi-detached house.

What was the last sold price for 12 Wyndham Street, CF15 7LN?

12 Wyndham Street, CF15 7LN last sold for £156,000 in August 2023, around 3 years ago. Land Registry has 3 sales on record going back to £85,000 in May 2011. Source: HM Land Registry.

What is the price history for 12 Wyndham Street, CF15 7LN?

Across 3 sales between May 2011 and August 2023, 12 Wyndham Street, CF15 7LN rose from £85,000 to £156,000, a change of £71,000. That works out to roughly +5.1% per year compounded over 12 years. Source: HM Land Registry.

What is the EPC rating for 12 Wyndham Street, CF15 7LN?

The current EPC rating for 12 Wyndham Street, CF15 7LN is E with a score of 49 out of 100, lodged in April 2023. It has improved from a F recorded in May 2010. The assessor estimates the property could reach a B. Source: EPC Register.

What is the floor area of 12 Wyndham Street, CF15 7LN?

12 Wyndham Street, CF15 7LN has a recorded floor area of 39 m² (420 sq ft), around 39 m² per bedroom. That makes it about 54% smaller than the median EPC-recorded property in CF15 7LN. Source: EPC Register.

How is 12 Wyndham Street, CF15 7LN heated?

The latest EPC at 12 Wyndham Street, CF15 7LN records mains gas as the main heating fuel. Source: EPC Register.

What council tax band is 12 Wyndham Street, CF15 7LN?

12 Wyndham Street, CF15 7LN is in council tax band B. That sits at the lower end of the A-H ladder, typically reflecting smaller floor areas or lower 1991 valuations.

Where is 12 Wyndham Street, CF15 7LN located?

12 Wyndham Street, CF15 7LN sits in Tongwynlais, Cardiff, Cardiff. It falls within the CF15 postcode district.

What is crime like near 12 Wyndham Street, CF15 7LN?

Police records around 12 Wyndham Street, CF15 7LN show an average of 2 reported crimes per month over the last 5 months. Criminal damage arson makes up roughly 40% of reports, the most common category. The overall trend is broadly stable. Source: Police UK.

What is the nearest station to 12 Wyndham Street, CF15 7LN?

The closest bus stop to 12 Wyndham Street, CF15 7LN is Wyndham Street, 43m away. The nearest rail option is Taffs Well Rail Station, 1.1km away.

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12 Wyndham Street, Tongwynlais, Cardiff, CF15 7LN

Notable views3 sales on record

Property type

Semi-detached

Bedroom

Bathroom

Floor area

39 m²

420 sq ft

Energy rating

Score 49

Council tax

Band B

Tenure

Freehold

Overview

About 12 Wyndham Street

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

12 Wyndham Street is a one-bedroom semi-detached house in Tongwynlais, Cardiff, Cardiff (CF15 7LN). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1900-1929 and council tax band B. Tenure is freehold. The latest certificate (April 2023) shows an E (score 49), well below the UK norm with real room to improve. When first surveyed in May 2010 the rating was F, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Good and main heating went from Poor to Good; while window efficiency dropped from Good to Very Poor. The recommended improvements would lift it to B (score 83), a 3-band jump. Other recorded features include notable views. Period features are noted in the property record.

At 39 m² it sits well below the postcode median (80 m² across 6 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs). Across 2011–2023, sale prices on this property compounded at 5.1% per year. On a £-per-square-foot basis, the last sale (£372/sq ft) was about 114.9% above the typical sold price in the postcode. Most recent transfer: August 2023 at £156,000.

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

Bedrooms1
Bathrooms1

Outside

Private gardenYes
Notable viewsYes

Building

TenureFreehold
Period featuresYes

Before you decide

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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.

Current Certificate(1 of 3)

Apr 2023

EPC Rating

E49

Main Heating

Gas

Main Fuel

Gas

Hot Water

Good

Windows

Very Poor

CO2 Emissions

3.2 t/year

Occupancy

Owner Occupied

Property Improvements

Changes detected from historical EPC data

Nov 2012from May 2010

EPC improved fromF24toD64

Heating System

Storage HeatersGas Boiler

Replaced storage heaters with gas boiler

Main Fuel

ElectricGas

Connected to mains gas supply

Heating Controls

Prog + StatProg + TRVs

Heating controls changed

Hot Water

Immersion (Off-Peak)Main System

Hot water system upgraded

Roof Insulation

UninsulatedWell Insulated

Loft insulation installed or upgraded to 250mm+

Low Energy Lighting

90%0%

Low energy lighting percentage decreased

Apr 2023from Nov 2012

EPC improved fromD64toE49

Heating Controls

Prog + TRVsFull

Heating controls upgraded for better temperature management

Low Energy Lighting

0%100%

More low energy lighting installed

Get a survey for this property

Level 3 Building Survey

Victorian-eraSemi-Detached HouseFreeholdEPC EPre-1919 build

Because the property was built before 1919, we believe a Level 3 building survey should be considered.

From £820 · Includes VAT

Planning

Planning history

Applications and permits filed against 12 Wyndham Street, Tongwynlais, Cardiff, CF15 7LN, sourced from the PlanIt planning register.

12 Wyndham Street has no planning applications on record.

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.

Current estimate

£161,000

Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 12 years.

See how we calculated this

Last sold (2023)

£156,000

Growth on file: 5.1% per year over 12 years.

Sales timeline

22 August 2023Most recent
£156,000
+41.8%over 7 years
21 July 2016
£110,000
+29.4%over 5 years
26 May 2011
£85,000

Median price across the last 5 sales in CF15 7LN: £238,500 (2025–2015).

Nearby sales in CF15 7LN

On the street

Versus other Wyndham Street homes

Four headline reads against 6 similar houses on this street, drawn from the latest EPC and Land Registry data.

12 Wyndham Street outperforms the street on price per m² by a wide margin.

Price per m²

£4,000

Street avg £2,493

Strongly above

Floor Area

39 m²

Street avg 84 m²

Strongly below

Habitable Rooms

2 rooms

Street avg 5 rooms

Strongly below

CO₂ Emissions

3.2 t/year

Street avg 4.1 t/year

On par

Before you decide

Everything you need to know about 12 Wyndham Street

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

The data behind every report

Comparables

Similar properties nearby

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

£219k

1 Castle Street, Taffs Well

CF15 7RL

2 bed1 bath

£235k

1 Anchor Street, Taffs Well

CF15 7RH

2 bed1 bath

£269k

1 Castell Coch View, Tongwynlais

CF15 7LA

2 bed1 bath

£282k

1 Castle Road, Tongwynlais

CF15 7JQ

2 bed1 bath

£220k

1 Church Street, Taffs Well

CF15 7PG

3 bed

£163k

1 Beech Court, Catherine Drive, Tongwynlais

CF15 7JU

£291k

1 Church Lane, Nantgarw

CF15 7TQ

3 bed1 bath

£309k

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

2/mo

Steady year-on-year across the wider district.

Nearest stop

0.0 km

Wyndham Street — 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 12 Wyndham Street, Tongwynlais, Cardiff, CF15 7LN. Each answer is also embedded as structured data for search engines.