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3 Heol Dewi Sant, Penllergaer, Swansea, SA4 9BD

Extendable
Property type
Semi-detached
Bedrooms
3
Bathroom
1
Floor area
86 m²
926 sq ft
Energy rating
D
Score 66
Council tax
Band B
Tenure
Owner Occupied
Overview

About 3 Heol Dewi Sant

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

3 Heol Dewi Sant is a three-bedroom semi-detached house in Penllergaer, Swansea, Swansea (SA4 9BD). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (September 2025) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in March 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Average to Good and lighting went from Poor to Good. The recommended improvements would push it to C (score 79). Other recorded features include outbuildings. Our model identifies extension potential, subject to local planning policy.

Untraded for 16 years, with the last transfer in May 2010. At 86 m² the property is well over the postcode median (65 m² across 30 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £192,000 sits 125.9% above the 2010 sale of £85,000.

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

  • Bedrooms3
  • Bathrooms1
  • Dining roomYes

Outside

  • Private gardenYes
  • GarageYes
  • OutbuildingsYes

Building

  • Heating systemGas
  • Extension potentialPossible
Before you decide

Everything you need to know about 3 Heol Dewi Sant

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

Larger development activity nearby

Pick your report · every report is £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(1 of 2)
Sept 2025

EPC Rating

A
B
C
D
D66
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
3.2 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Sept 2025from Mar 2009
EPC improved fromE46toD66
Hot Water
Main (No Stat)Main System

Hot water system upgraded

Windows
Partial DoubleFull Double

Windows upgraded, improving insulation

Low Energy Lighting
10%100%

More low energy lighting installed

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Mid 20th centurySemi-Detached HouseEPC DPermanent outbuildings

Because the property has permanent outbuildings, we believe a Level 3 building survey should be considered.

From £820 · Includes VAT

Planning

Planning history

Applications and permits filed against 3 Heol Dewi Sant, Penllergaer, Swansea, SA4 9BD, sourced from the PlanIt planning register.

3 Heol Dewi Sant 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.

3 Heol Dewi Sant valuation sits well clear of the typical sold price in this postcode.

Current estimate

£192,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2010)

£85,000

Recorded with HM Land Registry.

Sales timeline

  1. 27 May 2010Most recent

    £85,000

Median price across the last 5 sales in SA4 9BD: £145,000 (2025–2019).

On the street

Versus other Heol Dewi Sant homes

Four headline reads against 12 similar houses on this street, drawn from the latest EPC and Land Registry data.

Habitable Rooms for 3 Heol Dewi Sant lags the street by a wide margin.

Price per m²

£988

Street avg £1,250

On par

Floor Area

86 m²

Street avg 96 m²

Strongly below

Habitable Rooms

3 rooms

Street avg 5 rooms

Strongly below

CO₂ Emissions

3.2 t/year

Street avg 3.6 t/year

On par
Before you decide

Everything you need to know about 3 Heol Dewi Sant

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

Larger development activity nearby

Pick your report · every report is £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.
£207k

1 Clos Llarwydden, Penllergaer

SA4 9ZP

3 bed
£237k

1 Druidstone Way, Penllergaer

SA4 9AJ

3 bed1 bath
£250k

1 Clos Ger Y Maes, Tircoed Forest Village, Penllergaer

SA4 9JG

3 bed1 bath
£173k

1 Bryn Bach, Tircoed Forest Village, Penllergaer

SA4 9RX

2 bed
£302k

1 Clos Ger Y Bryn, Tircoed Forest Village, Penllergaer

SA4 9JL

4 bed1 bath
£379k

1 Clos Cerdinen, Tircoed Forest Village, Penllergaer

SA4 9QL

4 bed3 bath
£383k

1 Clos Penbwl, Penllergaer

SA4 9HP

4 bed3 bath
£403k

1 Bryn Road, Pontlliw

SA4 9ED

4 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

2/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Heol Dewi Sant — 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 3 Heol Dewi Sant, Penllergaer, Swansea, SA4 9BD. Each answer is also embedded as structured data for search engines.