House prices on Heol Seion
Median value — November 2026
£157,000
Modelled from 16 properties Stede tracks in Heol Seion
Market snapshot
£157,000
Median value
£162,125
Average value
0
Sales in the last 12 months
+1%
Change over the past year
Value over time
- Modelled value
- Projected
Modelled month by month from the UK House Price Index, averaged across every property type Stede tracks here.
View as a table
| Year | Modelled value |
|---|---|
| 2000 | £41,630 |
| 2001 | £46,475 |
| 2002 | £58,418 |
| 2003 | £76,327 |
| 2004 | £101,094 |
| 2005 | £107,828 |
| 2006 | £120,168 |
| 2007 | £127,665 |
| 2008 | £109,045 |
| 2009 | £110,744 |
| 2010 | £107,917 |
| 2011 | £105,353 |
| 2012 | £99,414 |
| 2013 | £103,008 |
| 2014 | £108,435 |
| 2015 | £109,933 |
| 2016 | £115,066 |
| 2017 | £121,193 |
| 2018 | £124,855 |
| 2019 | £131,212 |
| 2020 | £142,102 |
| 2021 | £156,452 |
| 2022 | £179,472 |
| 2023 | £170,695 |
| 2024 | £174,842 |
| 2025 | £177,494 |
| 2026 | £178,000 |
There aren't enough recorded sales on Heol Seion alone to model a trend for it, so this line shows Llanelli instead.
Property types
- Semi-detached house69%£149,000
- Detached house25%£194,500
- Mid-terrace house6%£135,000
Recent sales
- 16 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£180,000 · 2024£185,000
- 26 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£195,000 · 2023£194,000
- 24 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£145,000 · 2023£144,000
- 13 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£249,950 · 2022£157,000
- 15 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£172,500 · 2022£180,000
- 6 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£110,000 · 2019£158,000
- 14 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£123,950 · 2018£176,000
- 20 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£77,000 · 2015£134,000
Addresses in Heol Seion
- 10 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£48,000 · 2003£136,000
- 12 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£85,000 · 2014£149,000
- 13 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£249,950 · 2022£157,000
- 14 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£123,950 · 2018£176,000
- 15 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£172,500 · 2022£180,000
- 16 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£180,000 · 2024£185,000
- 17 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£95,000 · 2010£157,000
- 18 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£88,000 · 2010£135,000
- 19 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£124,000 · 2014£206,000
- 2 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£56,000 · 2001£195,000
- 20 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£77,000 · 2015£134,000
- 22 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£55,000 · 2003£146,000
- 24 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£145,000 · 2023£144,000
- 26 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£195,000 · 2023£194,000
- 5 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£38,000 · 2001£142,000
- 6 Heol Seion, Llangennech, Llanelli, Carmarthenshire, SA14 8TZ£110,000 · 2019£158,000
About this area
Heol Seion, in Llanelli, is a street. Stede can model 16 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of November 2026, Heol Seion has a median estimated value of £157,000 and an average of £162,125.
Modelled values in Heol Seion are +1% over the past year and +12% over five years.
The market here is mostly semi-detached houses, which make up 69% of the properties Stede tracks in Heol Seion.
Common questions
What is the average house price in Heol Seion?
As of November 2026, the average estimated value is £162,125 and the median is £157,000 across 16 properties Stede tracks in Heol Seion. This is not a formal market valuation.
Are house prices in Heol Seion going up or down?
Modelled values in Heol Seion are +1% over the past year and +12% over five years, based on the UK House Price Index.
What types of property are in Heol Seion?
69% of the properties Stede tracks in Heol Seion are semi-detached houses. detached houses are next most common, at 25%.
How many properties are in Heol Seion?
Stede can model 16 properties in Heol Seion, with 0 recorded sales in the past 12 months.
How does Stede calculate house prices for Heol Seion?
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources used for every individual property valuation on Stede. Full detail is on the methodology page.
How we calculate this
These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources behind every individual property valuation on Stede.
Read the full methodology and data sources →