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31 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB

EPC B1 planning record

Estimated value

£356,000

  • Since the 2021 sale (£300,000)+19%
  • Against CF5 6GB's recent median (£399,995)-11%

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

Learn about this valuation
Property type
Detached
Bedrooms
3
Bathrooms
2
Floor area
93 m²
1001 sq ft
Energy rating
B
Score 83
Tenure
Freehold
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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

£356,000

  • Against its 2021 sale (£300,000)+19%
  • Against CF5 6GB's recent median (£399,995)-11%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 31 Llys Illtern is modelled from its 93 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in CF5 6GB. 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

    93 m² from the EPC lodged in August 2021

  • Sales of this home

    1 sale recorded, the latest in 2021

  • Recent sales in CF5 6GB

    5 sales, median £399,995 (2025–2023)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: November 2025Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
Planning1 applicationFull 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. 24 October 2021Most recent

    £300,000

Median price across the last 5 sales in CF5 6GB: £399,995 (2025–2023).

Risks

What this page doesn't show

1 potential issue has already been flagged for 31 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB. The detail, evidence and what to ask about it are in the Risks Report.
  • Larger development activity nearbyIn report
  • Flood risk from rivers, sea and surface waterIn report
  • Subsidence and ground-stability signalsIn report
  • Refusals, enforcement and big schemes nearbyIn report

One time fee only - money back guarantee

Overview

About 31 Llys Illtern

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

31 Llys Illtern is a three-bedroom detached house in Capel Llanilltern, Cardiff, Cardiff (CF5 6GB). It has a recorded floor area of 93 m² (around 1001 sq ft) and construction records dating it to 2021. Tenure is freehold. The latest certificate (August 2021) returns a B (score 83), comfortably above the UK average. The recommended improvements would push it to A (score 94).

One planning record on file: an extension approved in 2025. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. At 93 m² it's 17% smaller than the typical home in the postcode (112 m² median across 46 EPCs). Today's modelled estimate of £356,000 is 18.7% above the 2021 sale price. Last sale on file: £300,000 in October 2021. 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

  • Bedrooms3
  • Bathrooms2
  • Dining roomYes
  • CloakroomYes
  • EnsuiteYes

Outside

  • Private gardenRear
  • GarageYes

Building

  • TenureFreehold
  • RefurbishedYes
Before you decide

Everything you need to know about 31 Llys Illtern

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.

31 Llys Illtern's carbon output is low for the local stock.

Current Certificate
Aug 2021

EPC Rating

A
B
B83
C
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Good
CO2 Emissions
1.5 t/year
Occupancy
—

Certificate validity

Valid until 3 August 2031

4 years remaining
Planning

Planning history

Applications and permits filed against 31 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB, sourced from the PlanIt planning register.

1 application on record at 31 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB

1decisions1extensions8documents1nearby
  1. May 2025
    Garage ConversionFull
    Outcome in report

    Extension: Single storey · Rear of property

    Proposed single storey, flat roof, rear kitchen extension and garage conversion

    Extension
    Documents
    8 docs on file
    Reference
    25/00800/HSE
    Full record in report

Unlock 31 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB'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, plus 1 notable nearby
  • The 8 documents, officer reports & conditions
  • What the pattern means for extending or converting here
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On the street

Versus other Llys Illtern homes

Four headline reads against 40 similar houses on this street, drawn from the latest EPC and Land Registry data.

31 Llys Illtern is notably below the street on price per m².

Price per m²

£3,226

Street avg £3,453

Strongly below

Floor Area

93 m²

Street avg 120 m²

Below

CO₂ Emissions

1.5 t/year

Street avg 1.7 t/year

Above

Years Held

5 years

Street avg 4 years

Above
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

0.4 km

Heol St y Nyll — bus stop.

Nearest stops

  • Heol St y NyllBus stop361m
  • Robin HillBus stop425m
  • Robin HillBus stop434m
  • BroadlandsBus stop707m

Most reported crime locally

  • Violence & Sexual Offences2,365 reports35%
  • Anti-social Behaviour878 reports13%
  • Public Order758 reports11%
  • Shoplifting679 reports10%

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

21st centuryDetached HouseFreeholdEPC 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 £595 · 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.
£385k

1 Church Row, St Nicholas

CF5 6SP

3 bed
£351k

1 Cardiff Road, St Fagans

CF5 6EB

2 bed
£288k

1 Cottage Row, Twyn Yr Odyn

CF5 6BN

2 bed2 bath
£493k

1 Caer Ceffyl, St Fagans

CF5 6HT

4 bed3 bath
£230k

1 Chestnut Cottages, Croft Y Genau Road, St Fagans

CF5 6EG

2 bed1 bath
£639k

1 Church Rise, Wenvoe

CF5 6DE

4 bed2 bath
£730k

1 Broadway Green, St Nicholas

CF5 6SR

4 bed
£737k

1 Campbell Court, St Nicholas

CF5 6BF

4 bed3 bath

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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 31 Llys Illtern is modelled from its 93 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in CF5 6GB. 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 31 Llys Illtern. 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 31 Llys Illtern was lodged in August 2021 at band B and is valid until August 2031. Floor area, heating and insulation details on this page come from it.
Planning records
Planning applications are collected from local authority registers through PlanIt. 1 application is matched to 31 Llys Illtern. 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 16 months, which places each incident at an approximate point. Schools and stops are measured in a straight line from CF5 6GB.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 31 Llys Illtern, Capel Llanilltern, Cardiff, CF5 6GB. Each answer is also embedded as structured data for search engines.

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