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Trelech

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About

Trelech ward is a rural area in the southern part of Carmarthenshire, characterised by rolling farmland and small settlements. The community is centred around the village of Trelech, which is positioned on a ridge offering broad views over the surrounding countryside. The local economy has long been connected to agriculture, with a landscape dominated by fields and wooded valleys.

A notable focal point is the Church of St Mary, which stands with a leaning spire, a distinctive landmark visible from the surrounding roads. The area's network of quiet country lanes connects scattered farms and houses. It is part of a broader agricultural region with a quiet, settled character.

Area overview

On average Trelech has None deprivation and very low crime levels, with around 37 crimes per 1,000 residents per year. Approximately 4.2% of homes in this area are social housing provided by a local council or housing association. The average income per household in Trelech is £41,898 per year. Trelech is home to around 2,731 people, with a population density of about 18.2 per km2.

Crime rate
1/10
Crimes per 1k residents
37
Deprivation level
N/A
Income level
4/10
Social housing
4.2%
Connectivity
N/A

Area Profile

Trelech Population
2,731
Population density
18.2 per km²

Crime

Crime per 1,000 population

Violence and sexual offences
22.34(-34%)
Other theft
4.76(+4%)
Anti-social behaviour
4.03(-69%)
Public order
2.93(-64%)
Criminal damage and arson
2.2(-70%)
Wales average

Demographics

Ethnic groups

British
2,625
96.19%
Other White
35
1.28%
White and Asian (mixed)
12
0.44%
Irish
12
0.44%
Indian
8
0.29%
Total population: 2,729

Economics

Education (age 16+)

Level 4 qualifications or above
832
34.68%
No qualifications
461
19.22%
Level 3 (A level)
389
16.22%
Level 2 (GCSEs 9-4)
344
14.34%
Level 1 (GCSEs 3-1)
201
8.38%
Total 16+ residents: 2,399

Housing

Housing tenure

Owns outright
676
59.77%
Owns with a mortgage
275
24.31%
Private landlord or letting agency
81
7.16%
Social rents from council
51
4.51%
Other forms of private rent
33
2.92%
Total households: 1,131

Property prices in Trelech

Based on 17 recent sales, the median property price is £325,000 in Trelech area, with individual transactions ranging from £115,000 up to £750,000.

Price distribution per property type (last year)

Price distribution by property type for Trelech 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 Trelech over the last year.
TypeSalesMedian
Detached15£335,000
Semi-Detached2£151,250

10 years median price trend in Trelech

Ten year median sale price trend for each property type in Trelech.

All postcodes in Trelech

SA335RR

Lon Cendy

SA335PD

Trelech

SA336SD

Trelech

SA350DE

Trelech

SA336HH

Trelech

SA336RQ

Trelech

SA335RJ

Trelech

SA335QN

Drefach Road

SA336NA

Trelech

SA336PX

Trelech

SA336QF

Trelech

SA335RN

Trelech

SA340DL

Trelech

SA335PS

Trelech

SA340JN

Trelech

SA336HD

Trelech

SA335PP

Trelech

SA335QT

Trelech

SA335QS

Trelech

SA335QA

Trelech

SA336RB

Trelech

SA335EJ

Henfwlch Road

SA336AQ

Henfwlch Road

SA336QP

Trelech

SA335QJ

Trelech

SA350DF

Trelech

SA335EG

Henfwlch Road

SA335EN

Llysonnen Road

SA335NJ

Meidrim Road

SA336NP

Trelech

SA336AW

Trelech

SA336RT

Trelech

SA340HY

Trelech

SA336TD

Trelech

SA335QY

Llanboidy Road

SA340DH

Cwmfelin Mynach

SA336DW

Clynblewog

SA335PA

Drefach Road

SA334DS

Meidrim Road

SA336RE

Trelech

SA335RH

Trelech

SA336RH

Trelech

SA335QW

Ger-Y-Nant

SA335RW

Trelech

SA335NZ

Meidrim Road

SA336AD

Henfwlch Road

SA336DT

Trelech

SA336QR

Trelech

SA336QU

Clos Y Cynin

SA335QQ

Ger-Y-Nant

SA336NE

Trelech

SA335EH

Llysonnen Road

SA336PJ

Trelech

SA336RA

Trelech

SA336DY

Trelech

SA336NH

Trelech

SA335EL

Henfwlch Road

SA336DS

Trelech

SA336RX

Trelech

SA336PU

Trelech

SA336EE

Castell Hywel

SA336QS

Clos Y Cynin

SA336PB

Trelech

SA350DD

Trelech

SA335QR

Lon Ddewi

SA335NP

Trelech

SA336NS

Trelech

SA336EA

Trelech

SA336AB

Henfwlch Road

SA335QP

Drefach Road

SA336PN

Banc-Y-Llan

SA335PG

Trelech

SA340HS

Trelech

SA335DU

Llysonnen Road

SA336DL

Trelech

SA335PL

Trelech

SA313QP

Parc Gwyn Estate

SA335NQ

Cwrt Melin

SA335PB

Trelech

SA335NX

Station Road

SA336QA

Trelech

SA335QX

Llanboidy Road

SA335ED

Llysonnen Cottages

SA335NW

Trelech

SA340JA

Trelech

SA340DS

Trelech

SA336PE

Trelech

SA334LQ

Salem Road

SA336RY

Trelech

SA335QU

Llanboidy Road

SA335NY

Station Road

SA336DR

Trelech

SA335PR

Trelech

Data Sources

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