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18 Llwyn Y Grant Terrace, Penylan, Cardiff, CF23 9EW

EPC B

Estimated value

£553,000

  • Since the 2021 sale (£500,000)+11%
  • Against CF23 9EW's recent median (£480,000)+15%

Newest record on this page: June 2025. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.

Learn about this valuation
Property type
Semi-detached
Bedrooms
4
Bathrooms
2
Floor area
151 m²
1625 sq ft
Energy rating
B
Score 85
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Valuation

About this valuation

How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.

Our estimate

£553,000

  • Against its 2021 sale (£500,000)+11%
  • Against CF23 9EW's recent median (£480,000)+15%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 18 Llwyn Y Grant Terrace is modelled from its 151 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in CF23 9EW. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.

What it's based on

  • Floor area

    151 m² from the EPC lodged in June 2020

  • Sales of this home

    1 sale recorded, the latest in 2021

  • Recent sales in CF23 9EW

    5 sales, median £480,000 (2025–2021)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: June 2025Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
PlanningNone on this homeFull history, plus nearby schemes
Flood riskNot shownIncluded
Price

Sales history & valuation

Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.

The latest sale landed in the post-pandemic price surge — useful context when reading the figure.

Sales timeline

  1. 15 April 2021Most recent

    £500,000

Median price across the last 5 sales in CF23 9EW: £480,000 (2025–2021).

Risks

What this page doesn't show

Nothing is flagged from the data on this page, but these checks are only run in the report. The detail, evidence and what to ask about it are in the Risks Report.
  • Flood risk from rivers, sea and surface waterIn report
  • Subsidence and ground-stability signalsIn report
  • Refusals, enforcement and big schemes nearbyIn report

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Overview

About 18 Llwyn Y Grant Terrace

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

18 Llwyn Y Grant Terrace is a four-bedroom semi-detached house in Penylan, Cardiff, Cardiff (CF23 9EW). It has a recorded floor area of 151 m² (around 1625 sq ft). The latest certificate (June 2020) returns a high B (score 85), putting the home a stone's throw from an A rating. The recommended improvements would push it to A (score 92).

On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £553,000 is 10.6% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£308/sq ft) was about 88.4% above the typical sold price in the postcode. Most recent transfer: April 2021 at £500,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.

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
  • EnsuiteYes

Building

  • RefurbishedYes
Before you decide

Everything you need to know about 18 Llwyn Y Grant Terrace

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.

18 Llwyn Y Grant Terrace ranks among the most efficient homes in the postcode for energy use.

Current Certificate
Jun 2020

EPC Rating

A
B
B85
C
D
E
F
G
Main Heating
Electric & Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Good
CO2 Emissions
1.8 t/year
Occupancy
—

Certificate validity

Valid until 17 June 2030

3 years remaining
Planning

Planning history

Applications and permits filed against 18 Llwyn Y Grant Terrace, Penylan, Cardiff, CF23 9EW, sourced from the PlanIt planning register.

18 Llwyn Y Grant Terrace has no planning applications on record.

2

But the area is active

2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.

On the street

Versus other Llwyn Y Grant Terrace homes

Four headline reads against 13 similar houses on this street, drawn from the latest EPC and Land Registry data.

On co₂ emissions, 18 Llwyn Y Grant Terrace stands well clear of the street.

Price per m²

£3,311

Street avg £2,673

Strongly above

Floor Area

151 m²

Street avg 152 m²

On par

CO₂ Emissions

1.8 t/year

Street avg 6.4 t/year

Strongly above

Years Held

5 years

Street avg 9 years

Below
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

169/mo

Falling year-on-year across the wider district.

Nearest stop

0.1 km

Ysgol Bro Edern — bus stop.

Nearest stops

  • Ysgol Bro EdernBus stop137m
  • Penylan TerraceBus stop158m
  • GreenlawnsBus stop174m
  • Lothian CresBus stop288m

Most reported crime locally

  • Violence & Sexual Offences995 reports33%
  • Anti-social Behaviour345 reports11%
  • Public Order344 reports11%
  • Shoplifting340 reports11%

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Semi-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 £795 · Includes VAT

Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£442k

1 Earl S Court Road, Penylan

CF23 9DD

4 bed
£417k

1 Hugon Close

CF23 9BY

3 bed1 bath
£350k

1 Firstbrook Close

CF23 9ER

3 bed2 bath
£337k

1 Kingwood Close, Penylan

CF23 9HE

3 bed1 bath
£198k

1 Bryn Y Nant, Llanedeyrn

CF23 9NZ

3 bed
£568k

1 Clos Gwrgi, Penylan

CF23 9FQ

£450k

1 Barons Court Road, Penylan

CF23 9DF

£450k

1 Colchester Avenue, Penylan

CF23 9BN

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Method

How to read this page

Where every figure above comes from, how current it is and what it can't tell you.
Valuation method in detail
How the estimate is made
The estimate for 18 Llwyn Y Grant Terrace is modelled from its 151 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in CF23 9EW. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
Where sold prices come from
Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 1 sale is recorded for 18 Llwyn Y Grant Terrace. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
Reading the EPC
Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for 18 Llwyn Y Grant Terrace was lodged in June 2020 at band B and is valid until June 2030. Floor area, heating and insulation details on this page come from it.
Planning records
Planning applications are collected from local authority registers through PlanIt. None is matched to 18 Llwyn Y Grant Terrace. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
Area figures
Crime is police-recorded street-level data over the last 18 months, which places each incident at an approximate point. Schools and stops are measured in a straight line from CF23 9EW.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 18 Llwyn Y Grant Terrace, Penylan, Cardiff, CF23 9EW. Each answer is also embedded as structured data for search engines.

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