Y Tyddyn Teg, Heol Y Nant, Llannon, Llanelli, SA14 6AE
About Y Tyddyn Teg
Y Tyddyn Teg is a detached house in Llannon, Llanelli, Llanelli (SA14 6AE). It has a recorded floor area of 212 m² (around 2282 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (May 2017) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2011. Between certificates, lighting went from Average to Very Good. The recommended improvements would lift it to B (score 83), a 2-band jump. Main heating runs on oil.
At 212 m² the property is well over the postcode median (135 m² across 24 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £478,000 is 12.5% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£186/sq ft) was about 38.2% above the typical sold price in the postcode. Most recent transfer: September 2018 at £425,000.
Energy performance
Y Tyddyn Teg'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
More low energy lighting installed
Planning history
Council records include a two-storey extension at Y Tyddyn Teg.
- Jan 2025FullIn report
Formation of a 1MW Solar Farm, at land off Heol Y Nant, Llannon, Llanelli
- Documents
- 42 docs on file
- Reference
- PL/07775
- Jul 2016ExtensionFullIn report
Extension: Two storey
PROPOSED ALTERATIONS AND EXTENSION TO CREATE A 2 STOREY EXTENSION CONSISTING OF A KITCHEN, STORE, BATHROOM, LIVING ROOM AND A FIRST FLOOR BEDROOM
- Documents
- 9 docs on file
- Reference
- S/33908
We flagged 1 thing worth checking at Y Tyddyn Teg
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 Y Tyddyn Teg was the highest on Land Registry record across the postcode.
£478,000
Modelled from EPC, postcode comparables.
£425,000
Recorded with HM Land Registry.
Sales timeline
20 September 2018Most recent
£425,000
Median price across the last 5 sales in SA14 6AE: £362,000 (2025–2021).
Nearby sales in SA14 6AE
9 Heol Y Nant, Llannon, Llanelli, SA14 6AE
Sold Feb 2025
£292,500Bracken House, Heol Y Nant, Llannon, Llanelli, SA14 6AE
Sold Dec 2024
£415,00028 Heol Y Nant, Llannon, Llanelli, SA14 6AE
Sold Apr 2024
£362,00022 Heol Y Nant, Llannon, Llanelli, SA14 6AE
Sold Jun 2023
£417,500Walls End, Heol Y Nant, Llannon, Llanelli, SA14 6AE
Sold Apr 2021
£343,000
Versus other Heol Y Nant homes
On floor area, Y Tyddyn Teg stands well clear of the street.
Price per m²
£2,005
Street avg £1,850
Floor Area
212 m²
Street avg 139 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
8.2 t/year
Street avg 6.9 t/year
Similar properties nearby
1 Clos Y Ffynnon, Llannon
SA14 6AZ
1 Clos Emily, Cross Hands
SA14 6SJ
1 Bryn Mwyn, Gorslas
SA14 6RQ
1 Coed Y Cadno, Cwmgwili
SA14 6PX
1 Derwen Road, Tumble
SA14 6HG
1 Brodawel, Llannon
SA14 6BJ
1 Clos Aneurin, Cross Hands
SA14 6DQ
1 Clos Maes Rhedyn, Gorslas
SA14 6SG
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Maes Becca — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







