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21 Trem Y Rhyd, St Fagans, Cardiff, CF5 6FT

EPC B3 sales on record
Property type
Detached
Floor area
107 m²
1152 sq ft
Energy rating
B
Score 84
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Overview

About 21 Trem Y Rhyd

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

21 Trem Y Rhyd is a detached house in St. Fagans, Cardiff, Cardiff (CF5 6FT). It has a recorded floor area of 107 m² (around 1152 sq ft). The latest certificate (February 2019) returns a B (score 84), comfortably above the UK average. The recommended improvements would push it to A (score 94).

It changed hands recently, sold June 2026 for £420,000. Across 2017–2026, sale prices on this property compounded at -29.3% per year. On a £-per-square-foot basis, the last sale (£365/sq ft) was about 16.8% above the typical sold price in the postcode.

Before you decide

Everything you need to know about 21 Trem Y Rhyd

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.
Current Certificate
Feb 2019

EPC Rating

A
B
B84
C
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Good
CO2 Emissions
1.6 t/year
Occupancy
—

Certificate validity

Valid until 7 February 2029

2 years remaining
SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Detached HouseEPC B

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 £695 · Includes VAT

Planning

Planning history

Applications and permits filed against 21 Trem Y Rhyd, St Fagans, Cardiff, CF5 6FT, sourced from the PlanIt planning register.

21 Trem Y Rhyd 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.

21 Trem Y Rhyd saw 3 transfers in just over a decade — high turnover for the postcode.

Current estimate

£438,000

Modelled from EPC, postcode comparables and a sale-price growth of -29.3% per year over 9 years.

See how we calculated this
Last sold (2026)

£420,000

Growth on file: -29.3% per year over 9 years.

Sales timeline

  1. 4 June 2026Most recent

    £420,000

    +21.7%over 7 years

  2. 5 March 2019

    £344,995

    -96.3%over 1 year

  3. 27 June 2017

    £9,307,470

Median price across the last 5 sales in CF5 6FT: £525,000 (2026–2025).

On the street

Versus other Trem Y Rhyd homes

Four headline reads against 58 similar houses on this street, drawn from the latest EPC and Land Registry data.

Years Held for 21 Trem Y Rhyd lags the street by a wide margin.

Price per m²

£3,925

Street avg £3,710

Above

Floor Area

107 m²

Street avg 122 m²

Below

CO₂ Emissions

1.6 t/year

Street avg 1.6 t/year

On par

Years Held

0 years

Street avg 6 years

Strongly below
Before you decide

Everything you need to know about 21 Trem Y Rhyd

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

Larger development activity nearby

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.
£450k

1 Caer Efail, St Fagans

CF5 6HL

£425k

1 Clos Yr Onnen, Capel Llanilltern

CF5 6GP

£423k

1 Burdons Close, Wenvoe

CF5 6FE

£455k

1 Cae Newydd, St Nicholas

CF5 6FF

£487k

1 Button Ride, St Nicholas

CF5 6ST

£493k

1 Caer Ceffyl, St Fagans

CF5 6HT

4 bed3 bath
£385k

1 Church Row, St Nicholas

CF5 6SP

3 bed
£351k

1 Cardiff Road, St Fagans

CF5 6EB

2 bed
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

426/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Goitre Fach Farm — 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 Trem Y Rhyd, St Fagans, Cardiff, CF5 6FT. Each answer is also embedded as structured data for search engines.