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21 Llansannor Drive, Cardiff, CF10 4BW

3 sales on record

Estimated value

£124,000

  • Since the 2014 sale (£95,000)+31%
  • Against CF10 4BW's recent median (£185,000)-33%

Newest record on this page: May 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
Floor Ground
Bedroom
1
Bathroom
1
Floor area
35 m²
377 sq ft
Energy rating
E
Score 52
Council tax
Band C
Tenure
Private Rental
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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

£124,000

  • Against its 2014 sale (£95,000)+31%
  • Against CF10 4BW's recent median (£185,000)-33%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 21 Llansannor Drive is modelled from its 35 m² EPC floor area, its 3 recorded sales and recent sales of comparable homes in CF10 4BW. 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

    35 m² from the EPC lodged in June 2020

  • Sales of this home

    3 sales recorded, the latest in 2014

  • Recent sales in CF10 4BW

    5 sales, median £185,000 (2026–2023)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: May 2026Latest 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.

21 Llansannor Drive changed hands twice within eighteen months — unusual for the area.

Sales timeline

  1. 22 October 2014Most recent

    £95,000

    +2.2%over 1 year

  2. 11 July 2013

    £93,000

    -7.0%over 5 years

  3. 1 May 2008

    £100,000

Median price across the last 5 sales in CF10 4BW: £185,000 (2026–2023).

Risks

What this page doesn't show

1 potential issue has already been flagged for 21 Llansannor Drive, Cardiff, CF10 4BW. 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

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Overview

About 21 Llansannor Drive

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

21 Llansannor Drive is a one-bedroom semi-detached house in Cardiff (CF10 4BW). It has a recorded floor area of 35 m² (around 377 sq ft), construction records dating it to 1991-1995 and council tax band C. The latest certificate (June 2020) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since January 2009. Between certificates, hot-water efficiency went from Very Poor to Poor; while main heating dropped from Poor to Very Poor. The recommended improvements would push it to D (score 63). Main heating runs on electricity.

At 35 m² it sits well below the postcode median (74 m² across 23 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2008–2014, sale prices on this property compounded at -0.8% per year. Today's modelled estimate of £124,000 is 30.5% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£252/sq ft) was about 30.2% above the typical sold price in the postcode. Last sold in October 2014, so it's been off the market for around 12 years.

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
  • Utility roomYes

Outside

  • Private gardenYes
  • ParkingYes

Building

  • Central heatingYes
  • RefurbishedYes
Before you decide

Everything you need to know about 21 Llansannor Drive

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.

21 Llansannor Drive sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.

Current Certificate(1 of 2)
Jun 2020

EPC Rating

A
B
C
D
E
E52
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Poor
Windows
Average
CO2 Emissions
3.0 t/year
Occupancy
Rented

Certificate validity

Valid until 2 June 2030

3 years remaining

Property Improvements

Changes detected from historical EPC data

Jun 2020from Jan 2009
Heating System
Storage HeatersRoom Heaters

Heating system changed

Heating Controls
ManualThermostat

Heating controls upgraded for better temperature management

Hot Water
Immersion (Off-Peak)Immersion

Hot water system changed

Planning

Planning history

Applications and permits filed against 21 Llansannor Drive, Cardiff, CF10 4BW, sourced from the PlanIt planning register.

21 Llansannor Drive 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.

On the street

Versus other Llansannor Drive homes

Four headline reads against 8 similar flats on this street, drawn from the latest EPC and Land Registry data.

EPC Rating for 21 Llansannor Drive lags the street by a wide margin.

Price per m²

£2,714

Street avg £2,980

Below

Floor Area

35 m²

Street avg 47 m²

Strongly below

Habitable Rooms

2 rooms

Street avg 2 rooms

Below

CO₂ Emissions

3.0 t/year

Street avg 2.5 t/year

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

485/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Llansannor Drive — bus stop.

Nearest stops

  • Llansannor DriveBus stop101m
  • The WharfBus stop171m
  • Hanover HotelBus stop182m
  • Herbert StreetBus stop229m

Most reported crime locally

  • Violence & Sexual Offences2,669 reports31%
  • Shoplifting1,433 reports16%
  • Anti-social Behaviour1,064 reports12%
  • Public Order913 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 3 Building Survey

Late 20th centuryGround Floor MaisonetteEPC ENo mains gas

Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.

From £820 · 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.
£131k

1 Galleon Way

CF10 4JA

1 bed1 bath
£134k

1 Atlas House, Falcon Drive

CF10 4RA

1 bed1 bath
£145k

1 Roma House, Vellacott Close

CF10 4AQ

1 bed
£191k

1 Halliard Court, Barquentine Place

CF10 4NH

1 bed1 bath
£175k

1 Edward England Wharf, Lloyd George Avenue

CF10 4QL

2 bed2 bath
£179k

1 Sienna House, Vellacott Close

CF10 4AE

2 bed2 bath
£179k

1 Sorento House, Vellacott Close

CF10 4AR

2 bed2 bath
£186k

1 Corvette Court

CF10 4NL

2 bed

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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 21 Llansannor Drive is modelled from its 35 m² EPC floor area, its 3 recorded sales and recent sales of comparable homes in CF10 4BW. 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. 3 sales are recorded for 21 Llansannor Drive. 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 21 Llansannor Drive was lodged in June 2020 at band E and is valid until June 2030. 2 certificates are on record, which shows how the home has changed.
Planning records
Planning applications are collected from local authority registers through PlanIt. None is matched to 21 Llansannor Drive. 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 CF10 4BW.
Council tax band
21 Llansannor Drive is in council tax band C. 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 21 Llansannor Drive, Cardiff, CF10 4BW. Each answer is also embedded as structured data for search engines.

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