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12 Y Llanerch, Pontlliw, Swansea, SA4 9DR

Property type
Detached
Bedrooms
4
Bathrooms
3
Floor area
166 m²
1787 sq ft
Energy rating
C
Score 71
Council tax
Band F
Tenure
Owner Occupied
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Overview

About 12 Y Llanerch

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

12 Y Llanerch is a four-bedroom detached house in Pontlliw, Swansea, Swansea (SA4 9DR). It has a recorded floor area of 166 m² (around 1787 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (January 2026) shows a C (score 71).

Held since May 2003 — that's 23 years off the open market, well above the local norm. At 166 m² the property is well over the postcode median (108 m² across 45 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £427,000 sits 113.5% above the 2003 sale of £199,995. On a £-per-square-foot basis, the last sale (£112/sq ft) was about 29.1% below the postcode norm.

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

  • Bedrooms4
  • Bathrooms3
  • Open-plan layoutYes
  • Dining roomYes
  • Utility roomYes
  • CloakroomYes
  • EnsuiteYes

Outside

  • Private gardenRear
  • GarageDouble
Before you decide

Everything you need to know about 12 Y Llanerch

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

Larger development activity nearby

Pick your report · from £14.99

One time fee only - money back guarantee

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
Jan 2026

EPC Rating

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

Certificate validity

Valid until 20 January 2036

9 years remaining
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.

From £695 · Includes VAT

Planning

Planning history

Applications and permits filed against 12 Y Llanerch, Pontlliw, Swansea, SA4 9DR, sourced from the PlanIt planning register.

12 Y Llanerch 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.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

12 Y Llanerch valuation sits well clear of the typical sold price in this postcode.

Current estimate

£427,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2003)

£199,995

Recorded with HM Land Registry.

Sales timeline

  1. 29 May 2003Most recent

    £199,995

Median price across the last 5 sales in SA4 9DR: £258,000 (2025–2024).

On the street

Versus other Y Llanerch homes

Four headline reads against 45 similar houses on this street, drawn from the latest EPC and Land Registry data.

On floor area, 12 Y Llanerch stands well clear of the street.

Price per m²

£1,205

Street avg £2,092

Strongly below

Floor Area

166 m²

Street avg 97 m²

Strongly above

Habitable Rooms

8 rooms

Street avg 6 rooms

Strongly above

CO₂ Emissions

4.4 t/year

Street avg 2.7 t/year

Strongly below
Before you decide

Everything you need to know about 12 Y Llanerch

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

Larger development activity nearby

Pick your report · from £14.99

One time fee only - money back guarantee

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
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£394k

1 Bryn Road, Pontlliw

SA4 9ED

4 bed
£392k

1 Clos Penbwl, Penllergaer

SA4 9HP

4 bed3 bath
£384k

1 Clos Cerdinen, Tircoed Forest Village, Penllergaer

SA4 9QL

4 bed3 bath
£305k

1 Clos Ger Y Bryn, Tircoed Forest Village, Penllergaer

SA4 9JL

4 bed1 bath
£375k

1 Clos Penderri, Penllergaer

SA4 9BZ

5 bed2 bath
£256k

1 Druidstone Way, Penllergaer

SA4 9AJ

3 bed1 bath
£238k

1 Clos Ger Y Maes, Tircoed Forest Village, Penllergaer

SA4 9JG

3 bed1 bath
£209k

1 Clos Llarwydden, Penllergaer

SA4 9ZP

3 bed
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

0.1 km

Y Llanerch — bus stop.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 12 Y Llanerch, Pontlliw, Swansea, SA4 9DR. Each answer is also embedded as structured data for search engines.