Areas / SA18 / street profile

Lon Y Derwydd, SA18

Sold prices, £/m² and street profile from HM Land Registry records.

Median sold price
£63,500
all recorded sales
Recorded sales
4
Distinct homes
2
Price range
£59,500£79,000
Sales recorded
2002 → 2017
first to latest sale
The street in brief

Lon Y Derwydd is a street almost entirely of semi-detached houses. The median sale price is £63,500, about 60% below the typical SA18 sale. Too few recent sales to read a street-level trend, but across SA18 prices have been rising over the last few years. HM Land Registry records 4 sales across 2 homes since 2002.

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Lon Y Derwydd prices over time

Median sold price on the street by year, from 4 HM Land Registry records. Years with no recorded sales are left blank rather than joined up.

This street — yearly medianSA18 district trend
£50k£100k£150k£200k£250k200520102015202020252002: £59,750 median · 2 sales2004: £67,000 median · 1 sale2017: £79,000 median · 1 sale

Median sold price by year vs the SA18 district trend. Street medians on thin years reflect few sales — hover a dot for the exact figure.

How Lon Y Derwydd compares

Lon Y Derwydd against the SA18 district's busiest streets, the district itself, and the official UK House Price Index for the wider area.

Ffordd Y Glowyr£193k · 67
Tycroes Road£175k · 53
Llandeilo Road£168k · 52
Ammanford Road£158k · 61
Penybanc Road£155k · 59
Heol Y Gors£140k · 65
Fforest Fach£135k · 68
Cwmamman Road£120k · 124
Cwmgarw Road£120k · 54
Lon Y Derwydd£64k · 4*

Median sold price and sale count over the last 8years for the district's busiest streets. *This street's figures cover all recorded sales (fewer than 3 in the last 8 years).

This street
£63,500
median · all recorded sales
SA18 district
£158,000
median · last 8 years · street -60%
England
£291,445
average price (UK House Price Index), Apr 2026 · +3.9% in 12 months

Lon Y Derwydd's £63,500 median sits about 60% below SA18's £158,000.

Street and SA18 figures are medians of HM Land Registry sales; the England figures are the UK House Price Index mix-adjusted average — a different basis, so compare direction rather than levels between the two.

Every recorded sale on Lon Y Derwydd

Individual transactions as recorded by HM Land Registry, newest first.

DateAddressTypeNew buildPrice
17 Jul 2017Dinefwr Villa · SA18 1JNSemi-detached£79,000
12 May 2016Bryn Rhedyn · SA18 1JNnon-standardOther£110,000
21 May 2004Dinefwr Villa · SA18 1JNSemi-detached£67,000
1 Sept 2002Bryn Rhedyn · SA18 1JNSemi-detached£60,000
11 Jan 2002Bryn Rhedyn · SA18 1JNSemi-detached£59,500

Sales marked non-standardare Land Registry “additional price paid” entries — bulk purchases, repossessions, right-to-buy and similar transfers. They're listed for completeness but excluded from every median and comparison figure on this page.

Buying on Lon Y Derwydd?

Get the full £5 report on the exact home — valuation vs its own sale history, EPC & running costs, flood/mining risk, planning, schools and more.

More streets in SA18

Sold-price profiles for nearby streets, and the wider SA18 area guide.

Cwmamman RoadFfordd Y GlowyrHeol Y GorsAmmanford RoadFforest FachPenybanc RoadLlandeilo RoadCwmgarw RoadTeglan ParkTycroes RoadDol Y DderwenHigh Street
SA18 house prices & area guide →

Contains HM Land Registry data © Crown copyright and database right 2026, including the UK House Price Index. EPC data © Crown copyright. Licensed under the Open Government Licence v3.0. Figures summarise recorded sales on the street and are not a valuation of any individual home.