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Swiss Valley & Llangennech

Interactive map displaying Swiss Valley & Llangennech

About

Swiss Valley in north Carmarthenshire is centred on a narrow valley that contains a stepped series of small reservoirs built to supply nearby settlements. Paths follow the water’s edge and climb into surrounding farmland, linking copses and hedgerows with lanes. The reservoirs sit in a compact basin and are used for short walks, cycling and informal birdwatching, with public access managed from nearby car parks and gates.

Llangennech lies a short distance from the valley and functions as a local service village for the surrounding farmland. The main street has shops, a primary school and sports pitches, and lanes radiate into fields and the lower slopes of the valley. Community activities and local clubs use village halls and playing fields, and footpaths lead directly from the settlement into the Swiss Valley reservoirs for day visits or longer rural routes.

Area overview

On average Swiss Valley & Llangennech has None deprivation and very low crime levels, with around 36 crimes per 1,000 residents per year. Approximately 8.6% of homes in this area are social housing provided by a local council or housing association. The average income per household in Swiss Valley & Llangennech is £46,546 per year. Swiss Valley & Llangennech is home to around 7,653 people, with a population density of about 342.5 per km2.

Crime rate
2/10
Crimes per 1k residents
36
Deprivation level
N/A
Income level
8/10
Social housing
8.6%
Connectivity
N/A

Area Profile

Swiss Valley & Llangennech Population
7,653
Population density
342.5 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
20.91(-38%)
Anti-social behaviour
6.4(-51%)
Public order
4.31(-48%)
Criminal damage and arson
3.14(-57%)
Other theft
2.74(-40%)
Wales average

Demographics

Ethnic groups

British
7,319
95.64%
Other White
90
1.18%
Other Asian
40
0.52%
Chinese
24
0.31%
Pakistani
23
0.3%
Total population: 7,653

Economics

Education (age 16+)

Level 4+ (Degree)
2,060
32.61%
No qualifications
1,125
17.81%
Level 3 (A level)
1,038
16.43%
Level 2 (GCSEs 9-4)
981
15.53%
Level 1 (GCSEs 3-1)
556
8.8%
Total 16+ residents: 6,317

Housing

Housing tenure

Owns outright
1,647
50.14%
Owns with a mortgage
990
30.14%
Social rents from council
266
8.1%
Private landlord or letting agency
226
6.88%
Other social rented
97
2.95%
Total households: 3,285

Property prices in Swiss Valley & Llangennech

Based on 92 recent sales, the median property price is £205,000 in Swiss Valley & Llangennech area, with individual transactions ranging from £98,000 up to £495,000.

Price distribution per property type (last year)

Price distribution by property type for Swiss Valley & Llangennech in the last year.

Median sale price and percentiles per property type (last year)

Median sale price, sales count, and percentile information for each property type in Swiss Valley & Llangennech over the last year.
TypeSalesMedian
Terraced19£158,500
Semi-Detached33£175,000
Detached40£271,250

10 years median price trend in Swiss Valley & Llangennech

Ten year median sale price trend for each property type in Swiss Valley & Llangennech.

All postcodes in Swiss Valley & Llangennech

SA148DB

Hilltop

SA148AQ

Trosserch Road

SA148HL

Tegfynydd

SA148TY

Rhandir Terrace

SA148QS

Llys Gwyn

SA148HE

Tegfynydd

SA148AH

Aber Llwchwr

SA148TE

Hendre Road

SA148UY

Station Road

SA148TT

Afon Road

SA148BW

Dan Y Lan

SA148HB

Blaen Nant

SA148DA

Oaklands

SA148TH

Hendre Road

SA148BR

Swiss Valley

SA148SX

Golwg Yr Afon

SA148US

Afon Road

SA148TP

Tirgof

SA148EH

Heol Nant

SA148UW

Maesydderwen

SA148DU

Larch Crescent

SA149UL

Penlan

SA148HW

Llanddyri

SA148TS

Afon Road

SA148HF

Nantfach

SA148TL

Heol Y Parc

SA148HN

Pennant Road

SA148PJ

Llangennech

SA148JB

Swiss Valley

SA148EQ

Cribin Lane

SA148UL

Afon Road

SA148UZ

Lon Yr Ysgol

SA148NQ

Swiss Valley

SA148DW

Treetops

SA148YR

Mwrwg Road

SA148GF

Brynhyfryd

SA148WD

Maes Yr Efail

SA148UE

Station Road

SA148PQ

Llangennech

SA148HP

Llethri Road

SA148YG

Gipsy Lane

SA148QJ

Brynmorlais

SA148BT

Swiss Valley

SA148EZ

Clochyrie Cottages

SA148XT

Llys Cennech

SA148EX

Llannon Road

SA148TF

Hendre Crescent

SA149TU

Penybryn

SA148YY

Pen Yr Allt

SA149UF

Penllwyngwyn Road

SA148AX

Trosserch Road

SA148HS

Brynyfelin

SA148YW

Mwrwg Road

SA148BQ

Acorn Cottages

SA149RS

Hendre Road

SA148GB

Brynhyfryd

SA149UR

Clos Penllwyngwyn

SA148EB

Lan Cottages

SA148HA

Llethri Cottages

SA149UA

Heol Tabor

SA148UF

Estuary Park

SA148BY

Ridgeway

SA148WA

Hendre Close

SA148EW

Pennant Road

SA148BN

Dyffryn y Swistir

SA148TW

Bridge Street

SA148BP

Dan Y Lan

SA148EE

Glyn Y Swisdir

SA148TG

Hendre Road

SA148HT

Llethri Road

SA149TY

Heol Tabor

SA148GE

Brynhyfryd

SA148LZ

Swiss Valley

SA148NX

Llannon Road

SA148FA

Llangennech

SA149RW

Penybryn

SA148UB

Bank Road

SA148DP

Treetops

SA148BJ

Heol Penprys

SA148TQ

Clos Cae Fainc

SA148DF

Hilltop

SA148TN

Bridge Street

SA148BS

Swiss Valley

SA149RQ

Maes Y Bryn

SA148EP

Pennant Road

SA148YD

Gipsy Lane

SA148DG

Llys Westfa

SA148ED

Clos Y Ddraenen

SA148XY

Maes Ty Gwyn

SA148LE

Pennant Road

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/05/2026.