How much do houses cost in SA18 2TT?

The average property price in SA18 2TT is currently around £427k.

What is the population of SA18 2TT?

The population for the SA18 2TT area is approximately 223 residents according to the latest census data.

Postcode Analysis Carmarthenshire, Wales

DERWYDD ROAD, SA18 2TT House Prices & Local Information

Comprehensive demographic deep-dive and infrastructure audit for DERWYDD ROAD, SA18 2TT.

analytics Demographics: Census 2021 local_police Crime: police.uk · updated monthly (1–2 month lag)home Prices: Land Registry

groups

Population

223

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Avg Age

payments

Avg Income

£ 37,700 /yr

work

Employed

45%

Neighbourhood Index

infoHow calculated?

Score 1–10 — how this postcode ranks nationally (10 = top 10%)

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Index Insight: It scores highly on the family-friendly index, suggesting a strong presence of family households and good proximity to schools. The area also shows excellent employment metrics, indicating a highly economically active population.

shieldSafety

10/10

family_restroomFamily

9/10

favoriteHealth

1/10

workEmployment

9/10

diversity_3Diversity

2/10

paymentsAffluence

6/10

directions_transitTransit

3/10

homeHome Ownership

9/10

trending_upInvestment

8/10

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Area Character

No single demographic signal dominates SA18 2TT — age 49, 88% ownership, 10% private renting: a mixed-tenure, multi-generational community. £427k prices and low crime put this mixed postcode in the more desirable bracket.

home £427,500 median price shield Safety 10/10

verifiedPublished by PostcodeInfo.uk · April 2026 · Sources: ONS Census 2021, police.uk, Land Registry

SA18 2TT is an accessible, working-class neighbourhood on Derwydd Road, 1.2km from Llandyfan in Carmarthenshire. Administratively it sits within Llandybie ward and the Carmarthen East and Dinefwr constituency.

For serious buyers, SA18 2TT is a spacious suburb popular with older working households approaching retirement. The daytime character shifts — includes some mining and quarrying and other industrial activity. With an average age of 49, this is established family country — quiet streets, strong community ties, and low rental churn. 88% of residents own their home — above average for the district, consistent with a stable and sought-after address.

Property: Prices average £427k. The Index of Multiple Deprivation places this area in the most deprived 20% nationally — this often means more affordable prices and active local authority investment, but also fewer amenities and higher benefit dependency.

Census 2021 statistics for SA18 2TT are sourced from Output Area W00003664 (shared with 20 postcodes in this micro-neighbourhood). Property prices come from HM Land Registry.

mapGeographic Location

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Demographic Deep-Dive

The Census 2021 data below shows the full population breakdown for SA18 2TT. The average age is 49.5. Figures are sourced from the Office for National Statistics and cover ethnicity, age, religion, education, occupation, housing tenure, and more.

Ethnicity Profile

White / British99.1%

Asian / British Asian0.0%

Black / African / Caribbean0.0%

Other / Mixed0.9%

Economic Activity

45%Active

FT: 34%

Unemployed: 0%

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Community Makeup: A mature neighborhood of long-term property owners. The significantly higher average age reflects a deeply settled local population.

analytics Full Demographics Profile

home Property Prices by Type

Detached

£ 394,750

2 sales · Mean £ 394,750

train Transport Links

Train Stations

Llandybie3.0 km
Ffairfach3.3 km
Llandeilo4.6 km