Brynffin, Colonel Road, Betws, Ammanford, SA18 2HW
About Brynffin
Brynffin is a five-bedroom detached house in Betws, Ammanford, Ammanford (SA18 2HW). It has a recorded floor area of 308 m² (around 3315 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (March 2017) shows a D (score 60), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since August 2015. The recommended improvements would push it to C (score 75). Other recorded features include a self-contained annexe, outbuildings and attached land beyond the plot. Period features are noted in the property record.
At 308 m² the property is well over the postcode median (84 m² across 13 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. 5 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, a porch and an annexe, meaningful when judging how the property has evolved. Across 1997–2016, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £628,000 is 29.5% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£146/sq ft) was about 24.9% above the typical sold price in the postcode. On the market in November 2016 and unlisted since — roughly 10 years.
Know exactly what you're buying at Brynffin
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms5
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenYes
- Garagedouble
- OutbuildingsYes
- LandYes
Building
- Period featuresYes
Energy performance
Brynffin's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
Planning history
Brynffin has 2 separate extension applications on the council record.
- May 2021ExtensionFullIn report
Extension: Two storey · Side of property
Two storey side extension
- Documents
- 11 docs on file
- Reference
- PL/00631
- Aug 2020PorchFullIn report
Extension: Two storey · Rear of property
TWO STOREY REAR EXTENSION, AND IMPROVEMENT OF EXISTING ACCESS PORCH
Extension- Documents
- 11 docs on file
- Reference
- E/40508
We flagged 1 thing worth checking at Brynffin
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
30-day money-back guarantee
Sales history & valuation
Latest sale on Brynffin was the highest on Land Registry record across the postcode.
£628,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 19 years.
£485,000
Growth on file: 6.4% per year over 19 years.
Sales timeline
4 November 2016Most recent
£485,000
+26.0%over 12 years5 November 2003
£385,000
+160.1%over 6 years14 August 1997
£148,000
Median price across the last 5 sales in SA18 2HW: £120,000 (2024–2020).
Nearby sales in SA18 2HW
101 Colonel Road, Betws, Ammanford, SA18 2HW
Sold Dec 2024
£120,00065 Colonel Road, Betws, Ammanford, SA18 2HW
Sold Nov 2021
£180,00089 Colonel Road, Betws, Ammanford, SA18 2HW
Sold Sept 2021
£90,00081 Colonel Road, Betws, Ammanford, SA18 2HW
Sold Nov 2020
£144,50079 Colonel Road, Betws, Ammanford, SA18 2HW
Sold Jul 2018
£95,000
Everything we know about Brynffin, 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

Versus other Colonel Road homes
On floor area, Brynffin stands well clear of the street.
Price per m²
£1,575
Street avg £1,226
Floor Area
308 m²
Street avg 85 m²
Habitable Rooms
11 rooms
Street avg 5 rooms
CO₂ Emissions
13.0 t/year
Street avg 4.9 t/year
Similar properties nearby
1 Bryn Derwen Road
SA18 2DL
1 Colonel Road, Betws
SA18 2HB
1 Carreg Y Dwfn, Llandyfan
SA18 2UB
1 Brynmawr Lane
SA18 2BY
1 Church Street
SA18 2NR
1 Dan Y Deri, Glanamman
SA18 2FH
1 Brynmawr Avenue
SA18 2DA
1 Clos Ty Coch
SA18 2FP
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Colonel Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.