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12 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE

EPC B1 planning record
Property type
Detached
Floor area
113 m²
1216 sq ft
Energy rating
B
Score 82
Council tax
Band E
Overview

About 12 Dol Y Dderwen

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

12 Dol Y Dderwen is a detached house in Llangain, Carmarthen, Carmarthen (SA33 5BE). It has a recorded floor area of 113 m² (around 1216 sq ft), construction records dating it to 2025 and council tax band E. The latest certificate (November 2025) returns a B (score 82), comfortably above the UK average. Main heating runs on electricity: electricity, unspecified tariff. This certificate was lodged in the last six months, so the rating reflects current condition.

One planning record on file: a garage conversion approved in 2003. Past consents include a garage conversion, meaningful when judging how the property has evolved. At 113 m² it's 27% larger than the typical home in the postcode (89 m² median across 52 EPCs).

Before you offer

Know exactly what you're buying at 12 Dol Y Dderwen

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

Already flagged here

Larger development activity nearby
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Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

12 Dol Y Dderwen's carbon output is low for the local stock.

EPC Rating

A
B
B82
C
D
E
F
G
Main Heating
Heat Pump
Main Fuel
Electric
Hot Water
Good
Windows
Good
CO2 Emissions
0.4 t/year
Occupancy
—
Planning

Planning history

Applications and permits filed against 12 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE, sourced from the PlanIt planning register.
  1. Sept 2003
    Garage ConversionFull
    In report

    ATTACHED GARAGE & CONVERSION OF EXISTING GARAGE INTO STUDY

    Reference
    TMT/04946
    View planning record
Before you offer

We flagged 1 thing worth checking at 12 Dol Y Dderwen

Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.

  • Larger development activity nearby
£9.99£14.99

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Price

Sales history & valuation

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

12 Dol Y Dderwen has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.

Current estimate

£326,000

Modelled from EPC, postcode comparables.

See how we calculated this

No sales recorded with HM Land Registry

That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.

Median price across the last 5 sales in SA33 5BE: £270,000 (2025–2022).

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Everything we know about 12 Dol Y Dderwen, in one report

What it's really worth, what could be wrong, and the planning, sales and area data in full.

What we flagged

  • Larger development activity nearby
£9.99£14.99
Trusted by UK homebuyers
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On the street

Versus other Dol Y Dderwen homes

Three headline reads against 52 similar houses on this street, drawn from the latest EPC and Land Registry data.

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

EPC Rating

82 (B)

Street avg 75 (C)

On par

Floor Area

113 m²

Street avg 95 m²

Strongly above

CO₂ Emissions

0.4 t/year

Street avg 1.8 t/year

On par
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£333k

1 Llys Y Dderwen, School Road, Llangain

SA33 5AE

£288k

1 Dol Y Dderwen, Llangain

SA33 5BE

£274k

1 Blaenwaun, Meidrim

SA33 5PQ

£402k

1 Cwrt Cae Bach

SA33 5ER

£249k

1 Coomb Drive, Llangynog

SA33 5HR

£245k

1 Cwrt Melin, Bancyfelin

SA33 5NB

£228k

1 Brondeg Cottages, Llansteffan

SA33 5JJ

£221k

1 Innisfree Cottages, Llansteffan

SA33 5LW

Area

The neighbourhood at a glance

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

Crime

4/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Capel Smyrna — bus stop.

Go deeper on the local area

The full report breaks down crime, transport links, schools and air quality in depth.

Map

Everything within walking distance

Schools, transport stops and scenic spots near this property — 21 points of interest in total.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 12 Dol Y Dderwen, Llangain, Carmarthen, SA33 5BE. Each answer is also embedded as structured data for search engines.