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10 Lonsdale Road, Penylan, Cardiff, CF23 9JF

2 planning records

Estimated value

£412,000

  • Since the 2023 sale (£455,000)-9%
  • Against CF23 9JF's recent median (£375,000)+10%

Newest record on this page: March 2026. 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
Habitable rooms
8
From EPC
Floor area
133 m²
1432 sq ft
Energy rating
D
Score 68
Council tax
Band E
Tenure
Owner Occupied
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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

£412,000

  • Against its 2023 sale (£455,000)-9%
  • Against CF23 9JF's recent median (£375,000)+10%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 10 Lonsdale Road is modelled from its 133 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF23 9JF. 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

    133 m² from the EPC lodged in September 2019

  • Sales of this home

    2 sales recorded, the latest in 2023

  • Recent sales in CF23 9JF

    5 sales, median £375,000 (2025–2018)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: April 2025Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
Planning1 of 2 applicationsFull 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.

Latest sale on 10 Lonsdale Road was the highest on Land Registry record across the postcode.

Sales timeline

  1. 22 November 2023Most recent

    £455,000

    +94.4%over 15 years

  2. 3 March 2008

    £234,000

Median price across the last 5 sales in CF23 9JF: £375,000 (2025–2018).

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

One time fee only - money back guarantee

Overview

About 10 Lonsdale Road

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

10 Lonsdale Road is a semi-detached house in Penylan, Cardiff, Cardiff (CF23 9JF). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (September 2019) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in October 2014 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Very Poor to Good and main heating went from Average to Good; while roof efficiency dropped from Very Good to Good and lighting dropped from Very Good to Good. The recommended improvements would lift it to B (score 81), a 2-band jump.

2 planning records sit against the property, 2 approved, 0 refused. Past consents include tree works and an extension, meaningful when judging how the property has evolved. At 133 m² it's 19.8% larger than the typical home in the postcode (111 m² median across 11 EPCs). Across 2008–2023, sale prices on this property compounded at 4.3% per year. On a £-per-square-foot basis, the last sale (£318/sq ft) was about 30.8% above the typical sold price in the postcode. Sold November 2023 for £455,000.

Before you decide

Everything you need to know about 10 Lonsdale Road

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.

Recommended upgrades on file would lift this property by multiple EPC bands.

Current Certificate(1 of 2)
Sept 2019

EPC Rating

A
B
C
D
D68
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
4.4 t/year
Occupancy
Owner Occupied

Certificate validity

Valid until 9 September 2029

2 years remaining

Property Improvements

Changes detected from historical EPC data

Sept 2019from Oct 2014
EPC improved fromF36toD68
Main Fuel
LPGGas

Changed to a more efficient fuel source

Hot Water
Main (No Stat)Main System

Hot water system upgraded

Windows
AverageGood

Window efficiency improved

Low Energy Lighting
100%50%

Low energy lighting percentage decreased

Planning

Planning history

Applications and permits filed against 10 Lonsdale Road, Penylan, Cardiff, CF23 9JF, sourced from the PlanIt planning register.

10 Lonsdale Road has an approved rear extension on the planning record.

2 applications on record at 10 Lonsdale Road, Penylan, Cardiff, CF23 9JF

2decisions1extensions11documents2nearby
  1. Dec 2010
    ExtensionFull
    Outcome in report

    Extension: Rear of property

    2 STOREY REAR EXTENSION

    Documents
    2 docs on file
    Reference
    10/02074/DCH
    Full record in report
  2. More recent applications — locked
  3. Tree WorksDecision

Unlock 10 Lonsdale Road, Penylan, Cardiff, CF23 9JF's full planning history

You're seeing the shape of it. The report has the substance.

  • Every decision — granted, refused or withdrawn (2 on record)
  • All 2 applications on this property in full, plus 2 notable nearby
  • The 11 documents, officer reports & conditions
  • What the pattern means for extending or converting here
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On the street

Versus other Lonsdale Road homes

Four headline reads against 11 similar houses on this street, drawn from the latest EPC and Land Registry data.

On habitable rooms, 10 Lonsdale Road stands well clear of the street.

Price per m²

£3,421

Street avg £2,875

Strongly above

Floor Area

133 m²

Street avg 108 m²

Strongly above

Habitable Rooms

8 rooms

Street avg 5 rooms

Strongly above

CO₂ Emissions

4.4 t/year

Street avg 4.2 t/year

On par
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

Lonsdale Road — bus stop.

Nearest stops

  • Lonsdale RoadBus stop97m
  • St Teilo'sBus stop129m
  • Grafton CloseBus stop136m
  • Llanedeyrn RoadBus stop264m

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 3 Building Survey

Mid 20th centurySemi-Detached HouseEPC DExtended 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

Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£417k

1 Hugon Close

CF23 9BY

3 bed1 bath
£442k

1 Earl S Court Road, Penylan

CF23 9DD

4 bed
£450k

1 Barons Court Road, Penylan

CF23 9DF

£450k

1 Colchester Avenue, Penylan

CF23 9BN

£360k

1 Baber Close

CF23 9BX

£350k

1 Firstbrook Close

CF23 9ER

3 bed2 bath
£339k

1 Doe Close, Penylan

CF23 9HJ

£337k

1 Kingwood Close, Penylan

CF23 9HE

3 bed1 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 10 Lonsdale Road is modelled from its 133 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF23 9JF. 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. 2 sales are recorded for 10 Lonsdale Road. 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 10 Lonsdale Road was lodged in September 2019 at band D and is valid until September 2029. 2 certificates are on record, which shows how the home has changed.
Planning records
Planning applications are collected from local authority registers through PlanIt. 2 applications are matched to 10 Lonsdale Road. 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 9JF.
Council tax band
10 Lonsdale Road is in council tax band E. Bands are set by the Valuation Office Agency from historic values (1 April 1991 in England, 1 April 2003 in Wales), not today's price; the amount you pay depends on the council's rate for the band.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 10 Lonsdale Road, Penylan, Cardiff, CF23 9JF. Each answer is also embedded as structured data for search engines.

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