House prices in SA18
Median value — July 2026
£191,000
Modelled from 7,801 properties Stede tracks in SA18
Market snapshot
£191,000
Median value
£216,975
Average value
333
Sales in the last 12 months
+6%
Change over the past year
Value over time
- Modelled value
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 | £43,825 |
| 2001 | £48,926 |
| 2002 | £61,500 |
| 2003 | £80,352 |
| 2004 | £106,426 |
| 2005 | £113,516 |
| 2006 | £126,506 |
| 2007 | £134,399 |
| 2008 | £114,797 |
| 2009 | £116,585 |
| 2010 | £113,609 |
| 2011 | £110,910 |
| 2012 | £104,657 |
| 2013 | £108,441 |
| 2014 | £114,154 |
| 2015 | £115,732 |
| 2016 | £121,135 |
| 2017 | £127,586 |
| 2018 | £131,441 |
| 2019 | £138,133 |
| 2020 | £149,597 |
| 2021 | £164,704 |
| 2022 | £188,939 |
| 2023 | £179,698 |
| 2024 | £184,065 |
| 2025 | £186,477 |
| 2026 | £191,000 |
Property types
- Detached house40%£265,000
- Semi-detached house36%£169,000
- Mid-terrace house19%£139,000
- Property4%£183,500
- Flat / Maisonette1%£92,000
Recent sales
- 19 Fairoak, Ammanford, Carmarthenshire, SA18 2JT£250,000 · 2026£250,000
- 32 Cwmamman Road, Garnant, Ammanford, Carmarthenshire, SA18 1NF£130,000 · 2026£129,000
- 44 Waterloo Road, Ammanford, Carmarthenshire, SA18 3SF£210,000 · 2026£206,000
- 3 Old Road, Ammanford, Carmarthenshire, SA18 2ED£295,000 · 2026£278,000
- 5 Station Road, Glanamman, Ammanford, Carmarthenshire, SA18 1LQ£73,000 · 2026£78,000
- 2 Heol Y Felin, Ammanford, Carmarthenshire, SA18 2HL£175,000 · 2026£175,000
- 29 Margaret Road, Llandybie, Ammanford, Carmarthenshire, SA18 3YA£192,000 · 2026£188,000
- 28 Newtown, Ammanford, Carmarthenshire, SA18 3TE£155,000 · 2026£155,000
Addresses in SA18
- The Red Cow Inn, First Floor Flat, High Street, Llandybie, Ammanford, Carmarthenshire, SA18 3HX£50,000 · 2017£55,000
- The Retreat, Milo, Ammanford, Carmarthenshire, SA18 3NZ£83,000 · 2012£145,000
- The Square, Wind Street, Ammanford, Carmarthenshire, SA18 3DN£100,000 · 2017£171,000
- The Stables, Argoed Road, Ammanford, Carmarthenshire, SA18 2PP£319,950 · 2021£403,000
- The Three Boars Guest House, 20, College Street, Ammanford, Carmarthenshire, SA18 3AF£45,000 · 2021£60,000
- The Vicarage, College Street, Ammanford, Carmarthenshire, SA18 3AB£500,000 · 2015£817,000
- The Willows, Milo, Ammanford, Carmarthenshire, SA18 3LZ£198,000 · 2019£294,000
- Tir Bach, Derwydd Road, Ammanford, Carmarthenshire, SA18 2LX£333,000 · 2021£421,000
- Tir Eleanor Cottage, Betws, Ammanford, Carmarthenshire, SA18 2PF£400,000 · 2025£422,000
- Tir Na Nog, Waunfarlais Road, Llandybie, Ammanford, Carmarthenshire, SA18 3NG£389,950 · 2020£498,000
- Tir Siriol, Wernddu Road, Ammanford, Carmarthenshire, SA18 2UR£155,000 · 2015£253,000
- Tir White, Milo, Ammanford, Carmarthenshire, SA18 3NX£172,000 · 2018£263,000
- Tirdan Yr Heol, Heol Amman, Glanamman, Ammanford, Carmarthenshire, SA18 2YS£30,000 · 2023£143,000
- Tirlan, Betws, Ammanford, Carmarthenshire, SA18 2SW£490,000 · 2024£499,000
- Trading Post, Graig Road, Gwaun Cae Gurwen, Ammanford, Neath Port Talbot, SA18 1EG£20,000 · 2022£24,000
- Trederwen, Dyffryn Road, Ammanford, Carmarthenshire, SA18 3TN£250,000 · 2010£415,000
- Trefeillach, Glynhir Road, Llandybie, Ammanford, Carmarthenshire, SA18 2TB£225,000 · 2001£820,000
- Trefin, Mckays, Llandybie, Ammanford, Carmarthenshire, SA18 2NY£77,500 · 1996£414,000
- Troedyrhiw, Garnswllt, Ammanford, Swansea, SA18 2RT£325,000 · 2017£466,000
- Trumyrhwch, Grenig Road, Glanamman, Ammanford, Carmarthenshire, SA18 1YU£240,000 · 2011£410,000
- Tudor Lodge, 154A, Dyffryn Road, Ammanford, Carmarthenshire, SA18 3TN£280,000 · 2017£417,000
- Twin Oaks, Penygroes Road, Caerbryn, Ammanford, Carmarthenshire, SA18 3EQ£270,000 · 2023£288,000
- Twyn Y Boli, Greenfield Road, Twyn, Ammanford, Carmarthenshire, SA18 1JJ£78,950 · 1996£407,000
- Ty Bron Heulwen, Heol Y Gors, Cwmgors, Ammanford, Neath Port Talbot, SA18 1PY£345,000 · 2021£444,000
- Ty Brynteg, Penygroes Road, Blaenau, Ammanford, Carmarthenshire, SA18 3BQ£297,744 · 2016£481,000
- Ty Canol, Heol Ddu, Ammanford, Carmarthenshire, SA18 2UN£10,000 · 2018£15,000
- Ty Canol Isaf, Heol Ddu, Ammanford, Carmarthenshire, SA18 2UN£10,000 · 2018£90,000
- Ty Carreg, Heol Ddu, Ammanford, Carmarthenshire, SA18 2UG£175,625 · 2026£179,000
- Ty Celyn, Parc Henry Lane, Ammanford, Carmarthenshire, SA18 2EH£69,000 · 1998£316,000
- Ty Cornel, Dyffryn Road, Ammanford, Carmarthenshire, SA18 3TN£275,000 · 2019£376,000
- Ty Deri, Cwmfferws Road, Tycroes, Ammanford, Carmarthenshire, SA18 3TU£316,500 · 2024£336,000
- Ty Enfys, Tycroes Road, Tycroes, Ammanford, Carmarthenshire, SA18 3NS£347,000 · 2024£353,000
- Ty Grenadier, Milo, Ammanford, Carmarthenshire, SA18 3NX£540,000 · 2025£570,000
- Ty Gwyn, Waunfarlais Road, Llandybie, Ammanford, Carmarthenshire, SA18 3NG£305,000 · 2004£580,000
- Ty Gwyn, 25, Highfield Road, Twyn, Ammanford, Carmarthenshire, SA18 1JL£79,950 · 2003£232,000
- Ty Gwyn, 61A, Dyffryn Road, Ammanford, Carmarthenshire, SA18 3TH£268,500 · 2023£278,000
- Ty Marlais, Milo, Ammanford, Carmarthenshire, SA18 3NQ£290,000 · 2006£477,000
- Ty Nant, 2, Clos Nant Y Ci, Saron, Ammanford, Carmarthenshire, SA18 3SZ£157,500 · 2010£255,000
- Ty Ni, Waunfarlais Road, Llandybie, Ammanford, Carmarthenshire, SA18 3NG£115,000 · 2018£171,000
- Ty Ni, 20, Penybanc Road, Ammanford, Carmarthenshire, SA18 3EA£177,000 · 2023£184,000
- Ty Teulu, 29A, Maidens Grove, Llandybie, Ammanford, Carmarthenshire, SA18 3YH£371,000 · 2025£357,000
- Ty Uchaf, Heol Ddu, Ammanford, Carmarthenshire, SA18 2UH£515,000 · 2017£834,000
- Ty Uchaf, Plot 2, Waunfarlais Road, Llandybie, Ammanford, Carmarthenshire, SA18 3NG£350,000 · 2024£378,000
- Ty Uchaf, Waunfarlais Road, Llandybie, Ammanford, Carmarthenshire, SA18 3NG£100,000 · 2007£156,000
- Ty'r Dulyn, Hafod Road, Tycroes, Ammanford, Carmarthenshire, SA18 3QL£305,000 · 2018£436,000
- Ty'r Dyffryn, Tycroes Road, Tycroes, Ammanford, Carmarthenshire, SA18 3NS£157,000 · 2020£221,000
- Ty-Enaid, Milo, Ammanford, Carmarthenshire, SA18 3NZ£320,000 · 2021£401,000
- Ty-Ni, Capel Hendre, Ammanford, Carmarthenshire, SA18 3SE£235,000 · 2016£384,000
- Ty-Wiwer, Oak Tree Close, Ammanford, Carmarthenshire, SA18 2GX£305,000 · 2014£523,000
- Tycanol, Garnswllt, Ammanford, Swansea, SA18 2RT£250,000 · 2010£422,000
About this area
SA18 is a UK postcode district. Stede can model 7,801 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of July 2026, SA18 has a median estimated value of £191,000 and an average of £216,975.
Modelled values in SA18 are +6% over the past year and +21% over five years.
The market here is mostly detached houses, which make up 40% of the properties Stede tracks in SA18.
333 sales were recorded in SA18 over the past 12 months.
Common questions
What is the average house price in SA18?
As of July 2026, the average estimated value is £216,975 and the median is £191,000 across 7,801 properties Stede tracks in SA18. This is not a formal market valuation.
Are house prices in SA18 going up or down?
Modelled values in SA18 are +6% over the past year and +21% over five years, based on the UK House Price Index.
What types of property are in SA18?
40% of the properties Stede tracks in SA18 are detached houses. semi-detached houses are next most common, at 36%.
How many properties are in SA18?
Stede can model 7,801 properties in SA18, with 333 recorded sales in the past 12 months.
How does Stede calculate house prices for SA18?
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 →