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17 Clos Nanteos, Pontprennau, Cardiff, CF23 8XR

Estimated value

£451,000

  • Since the 2024 sale (£380,000)+19%
  • Against CF23 8XR's recent median (£267,500)+69%

Newest record on this page: March 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
Habitable rooms
5
From EPC
Floor area
120 m²
1292 sq ft
Energy rating
C
Score 77
Council tax
Band F
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

£451,000

  • Against its 2024 sale (£380,000)+19%
  • Against CF23 8XR's recent median (£267,500)+69%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 17 Clos Nanteos is modelled from its 120 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF23 8XR. 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

    120 m² from the EPC lodged in March 2025

  • Sales of this home

    2 sales recorded, the latest in 2024

  • Recent sales in CF23 8XR

    5 sales, median £267,500 (2024–2014)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: February 2024Latest 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.

17 Clos Nanteos has more than doubled in price since the earliest registered sale in 2002.

Sales timeline

  1. 16 February 2024Most recent

    £380,000

    +111.2%over 21 years

  2. 20 June 2002

    £179,950

Median price across the last 5 sales in CF23 8XR: £267,500 (2024–2014).

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 17 Clos Nanteos

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

17 Clos Nanteos is a detached house in Pontprennau, Cardiff, Cardiff (CF23 8XR). It has a recorded floor area of 120 m² (around 1292 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (March 2025) shows a C (score 77), near the top of the C band. When first surveyed in February 2015 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good and lighting went from Poor to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 87).

Across 2002–2024, sale prices on this property compounded at 3.5% per year. Today's modelled estimate of £451,000 is 18.7% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£294/sq ft) was about 58.7% above the typical sold price in the postcode. Sold February 2024 for £380,000.

Before you decide

Everything you need to know about 17 Clos Nanteos

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.
Current Certificate(1 of 2)
Mar 2025

EPC Rating

A
B
C
C77
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
2.8 t/year
Occupancy
Owner Occupied

Certificate validity

Valid until 10 March 2035

8 years remaining

Property Improvements

Changes detected from historical EPC data

Mar 2025from Feb 2015
EPC improved fromD55toC77
Heating Controls
Prog + StatFull

Heating controls upgraded for better temperature management

Wall Insulation
UninsulatedInsulated Cavity

Cavity wall insulation installed

Floor Insulation
PartialInsulated

Floor insulation added or improved

Low Energy Lighting
23%100%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against 17 Clos Nanteos, Pontprennau, Cardiff, CF23 8XR, sourced from the PlanIt planning register.

17 Clos Nanteos 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 Clos Nanteos homes

Four headline reads against 17 similar houses on this street, drawn from the latest EPC and Land Registry data.

Years Held for 17 Clos Nanteos lags the street by a wide margin.

Price per m²

£3,167

Street avg £2,301

Strongly above

Floor Area

120 m²

Street avg 104 m²

Strongly above

Habitable Rooms

5 rooms

Street avg 6 rooms

Strongly below

CO₂ Emissions

2.8 t/year

Street avg 3.2 t/year

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

169/mo

Falling year-on-year across the wider district.

Nearest stop

0.4 km

Premier Inn — bus stop.

Nearest stops

  • Premier InnBus stop386m
  • PanasonicBus stop411m
  • AsdaBus stop531m
  • Siloam BaptistBus stop594m

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

21st centuryDetached HouseEPC C

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.

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Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£430k

1 Capel Edeyrn, Pontprennau

CF23 8XJ

£417k

1 Clos Nant Y Cwm, Pontprennau

CF23 8LG

4 bed2 bath
£488k

1 Allt Y Wennol, Pontprennau

CF23 8AS

4 bed2 bath
£503k

1 Acorn Grove, Pontprennau

CF23 8NG

4 bed2 bath
£401k

1 Chamomile Close, Pontprennau

CF23 8RE

£401k

1 Clos Nant Mwlan, Pontprennau

CF23 8NA

4 bed2 bath
£386k

1 Ambergate Drive, Pontprennau

CF23 8AX

£381k

1 Blackberry Way, Pontprennau

CF23 8FE

4 bed2 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 17 Clos Nanteos is modelled from its 120 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF23 8XR. 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 17 Clos Nanteos. 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 17 Clos Nanteos was lodged in March 2025 at band C and is valid until March 2035. 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 17 Clos Nanteos. 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 8XR.
Council tax band
17 Clos Nanteos is in council tax band F. 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 17 Clos Nanteos, Pontprennau, Cardiff, CF23 8XR. Each answer is also embedded as structured data for search engines.

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