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20 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH

Estimated value

£281,000

  • Since the 2022 sale (£230,000)+22%
  • Against SA4 9EH's recent median (£300,000)-6%

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
Habitable rooms
5
From EPC
Floor area
114 m²
1227 sq ft
Energy rating
C
Score 71
Council tax
Band C
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

£281,000

  • Against its 2022 sale (£230,000)+22%
  • Against SA4 9EH's recent median (£300,000)-6%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 20 Clos Glanlliw is modelled from its 114 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in SA4 9EH. 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

    114 m² from the EPC lodged in July 2021

  • Sales of this home

    2 sales recorded, the latest in 2022

  • Recent sales in SA4 9EH

    5 sales, median £300,000 (2026–2021)

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.

20 Clos Glanlliw has more than quadrupled in price since its earliest registered sale in 2021.

Sales timeline

  1. 10 January 2022Most recent

    £230,000

    +4081.8%

  2. 1 September 2021

    £5,500

Median price across the last 5 sales in SA4 9EH: £300,000 (2026–2021).

Risks

What this page doesn't show

2 potential issues have already been flagged for 20 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH. The detail, evidence and what to ask about it are in the Risks Report.
  • Larger development activity nearbyIn report
  • Recent ownership pattern worth a lookIn 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 20 Clos Glanlliw

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

20 Clos Glanlliw is a semi-detached house in Pontlliw, Swansea, Swansea (SA4 9EH). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (July 2021) shows a C (score 71). The recommended improvements would push it to B (score 86).

Across 2021–2022, sale prices on this property compounded at 4081.8% per year. Today's modelled estimate of £281,000 is 22.2% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£187/sq ft) was about 45.2% above the typical sold price in the postcode. Last sale on file: £230,000 in January 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.

Before you decide

Everything you need to know about 20 Clos Glanlliw

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearbyRecent ownership pattern worth a look

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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
Jul 2021

EPC Rating

A
B
C
C71
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
3.5 t/year
Occupancy
Owner Occupied

Certificate validity

Valid until 25 July 2031

4 years remaining
Planning

Planning history

Applications and permits filed against 20 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH, sourced from the PlanIt planning register.

20 Clos Glanlliw 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 Glanlliw homes

Four headline reads against 16 similar houses on this street, drawn from the latest EPC and Land Registry data.

On co₂ emissions, 20 Clos Glanlliw stands well clear of the street.

Price per m²

£2,018

Street avg £1,784

Above

Floor Area

114 m²

Street avg 124 m²

Below

Habitable Rooms

5 rooms

Street avg 5 rooms

On par

CO₂ Emissions

3.5 t/year

Street avg 4.3 t/year

Strongly above
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Swansea district page.
Full Swansea report

Crime

160/mo

Falling year-on-year across the wider district.

Nearest stop

0.2 km

Oaklands Road — bus stop.

Nearest stops

  • Oaklands RoadBus stop209m
  • Post OfficeBus stop598m
  • TircoedBus stop835m
  • Tircoed VillageBus stop870m

Most reported crime locally

  • Violence & Sexual Offences974 reports44%
  • Anti-social Behaviour318 reports14%
  • Public Order242 reports11%
  • Criminal Damage & Arson201 reports9%

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

Late 20th centurySemi-Detached 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.

From £545 · 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.
£265k

1 Derwlas, Tircoed Forest Village, Penllergaer

SA4 9SF

£300k

1 Clos Cilfwnwr, Penllergaer

SA4 9BU

£305k

1 Clos Ger Y Bryn, Tircoed Forest Village, Penllergaer

SA4 9JL

4 bed1 bath
£256k

1 Cilgant Meredith, Penllergaer

SA4 9HS

£256k

1 Druidstone Way, Penllergaer

SA4 9AJ

3 bed1 bath
£240k

1 Christopher Rise, Pontlliw

SA4 9EN

£238k

1 Clos Ger Y Maes, Tircoed Forest Village, Penllergaer

SA4 9JG

3 bed1 bath
£360k

1 Clos Bryn Dafydd, Penllergaer

SA4 9BX

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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 20 Clos Glanlliw is modelled from its 114 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in SA4 9EH. 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 20 Clos Glanlliw. 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 20 Clos Glanlliw was lodged in July 2021 at band C and is valid until July 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. None is matched to 20 Clos Glanlliw. 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 14 months, which places each incident at an approximate point. Schools and stops are measured in a straight line from SA4 9EH.
Council tax band
20 Clos Glanlliw 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 20 Clos Glanlliw, Pontlliw, Swansea, SA4 9EH. Each answer is also embedded as structured data for search engines.

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