Union Buildings - SA15 3JP
Key Postcode Insights
SA15 3JP is a residential postcode situated on Union Buildings, Llanelli, SA15 with 9 addresses.
It ranks as the 631st largest and 777th most expensive of the 1,796 postcodes in the SA15 area. The most common property type is a period house built between 1800 and 1911.
The postcode contains a total of 9 properties: 9 houses.
- Ave. Sale Price
- £197,399
- 10 Year change
- up 67.1%
- Ave. Rental Price
- £970pcm
- 10 Year change
- up 71.1%
- Ave. £ per ft²
- £214/ft²
- Ave. Gross Yield
- 5.9%/year/yr
Key Postcode Insights
SA15 3JP is a residential postcode situated on Union Buildings, Llanelli, SA15 with 9 addresses.
It ranks as the 631st largest and 777th most expensive of the 1,796 postcodes in the SA15 area. The most common property type is a period house built between 1800 and 1911.
The postcode contains a total of 9 properties: 9 houses.
- Ave. Sale Price
- £197,399
- 10 Year change
- up 67.1%
- Ave. Rental Price
- £970pcm
- 10 Year change
- up 71.1%
- Ave. £ per ft²
- £214/ft²
- Ave. Gross Yield
- 5.9%/year/yr
Explore Propertiesin SA15 3JP
- 22 Union Buildings
4 Bed Modern House
- 24 Union Buildings
Unknown
- 26 Union Buildings
5 Bed Period House
- 28 Union Buildings
2 Bed Period House
- 30 Union Buildings
Unknown
Sales Market Trends
The last sale in SA15 3JP sold for £135,000 on 12th November 2025. Since then prices are up an average of 1.6%.
The current average value in the postcode is £197,399.
The SA15 3JP Sales Market has increased by 67.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 2.5% | £197,399 |
| June 2025 | 2% | £192,669 |
| June 2024 | 4.5% | £188,929 |
| June 2023 | -0.1% | £180,719 |
| June 2022 | 16.6% | £180,897 |
| June 2021 | 10.8% | £155,169 |
| June 2020 | 4.6% | £140,105 |
| June 2019 | 4.4% | £133,976 |
| June 2018 | 1.9% | £128,328 |
| June 2017 | 6.6% | £125,920 |
| June 2016 | -0.3% | £118,138 |
| June 2015 | 1% | £118,458 |
| June 2014 | 1.4% | £117,328 |
| June 2013 | 1.3% | £115,653 |
| June 2012 | -4.5% | £114,145 |
| June 2011 | -2.2% | £119,580 |
| June 2010 | 3.8% | £122,332 |
| June 2009 | -12.8% | £117,887 |
| June 2008 | -4.5% | £135,202 |
| June 2007 | 0% | £141,551 |
Rental Market Trends
The current average rental value in the postcode is £970.
The SA15 3JP Rental Market has increased by 71.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 3.6% | £970pcm |
| June 2025 | 4.4% | £936pcm |
| June 2024 | 6.8% | £897pcm |
| June 2023 | 6.7% | £839pcm |
| June 2022 | 15.1% | £786pcm |
| June 2021 | 9.9% | £683pcm |
| June 2020 | 0.9% | £622pcm |
| June 2019 | 3.3% | £616pcm |
| June 2018 | 1.3% | £597pcm |
| June 2017 | 3.9% | £589pcm |
| June 2016 | 3.3% | £567pcm |
| June 2015 | 0.8% | £549pcm |
| June 2014 | 1.3% | £544pcm |
| June 2013 | 0.5% | £537pcm |
| June 2012 | 1.2% | £535pcm |
| June 2011 | -0.8% | £529pcm |
| June 2010 | 2.8% | £533pcm |
| June 2009 | -6.3% | £518pcm |
| June 2008 | 2.9% | £553pcm |
| June 2007 | 0% | £537pcm |
Sales History
The last sale was on 12th November 2025 for £135,000 and since then the market in the area has increased by 1.6%. The postcode has had a total of 15 sales since 1995.
SA15 3JP has seen 2 sales in the last three years and 1 sale in the last twelve months.
- Sold Nov 2025£135,000 | 2 Bed House28, Union Buildings, Llanelli, SA15 3JP28, Union Buildings, Llanelli, SA15 3JP
- Sold May 2025£138,000 | 5 Bed House26, Union Buildings, Llanelli, SA15 3JP26, Union Buildings, Llanelli, SA15 3JP
- Sold Aug 2018£107,000 | 3 Bed House32, Union Buildings, Llanelli, SA15 3JP32, Union Buildings, Llanelli, SA15 3JP
- Sold Oct 2011£94,000 | 3 Bed House38, Union Buildings, Llanelli, SA15 3JP38, Union Buildings, Llanelli, SA15 3JP
- Sold Aug 2009£82,250 | 5 Bed House26, Union Buildings, Llanelli, SA15 3JP26, Union Buildings, Llanelli, SA15 3JP
Nearby Postcodes
SA15 3JP is the 631st largest and the 777th most expensive postcode out of the 1,796 postcodes in the SA15 area.
- SA15 3JW, Union Buildings, Llanelli, SA15SA15 3JW31 Addresses|54 m away
- SA15 3JS, Felinfoel Road, Llanelli, SA15SA15 3JS28 Addresses|77 m away
- SA15 3JN, Sunnyhill, Llanelli, SA15SA15 3JN45 Addresses|79 m away
- SA15 3JQ, Felinfoel Road, Llanelli, SA15SA15 3JQ39 Addresses|85 m away
- SA15 3JJ, Sunny Road, Llanelli, SA15SA15 3JJ4 Addresses|130 m away
Property Types
- 5 period houses built between 1800 and 1911
- 1 modern house built after 1980
- 3 other addresses of unknown type
- period house (5)
- modern house (1)
- Unknown (3)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 6 properties.
- The most common rating is C.
- A (0)
- E (1)
- B (0)
- F (0)
- C (5)
- G (0)
- D (0)
- No EPC (3)
Top 3 Most Expensive Sales
- Sold Jul 2022£145,000 | 3 Bed House37, Union Buildings, Llanelli, SA15 3JW37, Union Buildings, Llanelli, SA15 3JW
- Sold Dec 2022£145,000 | 3 Bed House23, Union Buildings, Llanelli, SA15 3JW23, Union Buildings, Llanelli, SA15 3JW
- Sold May 2025£138,000 | 5 Bed House26, Union Buildings, Llanelli, SA15 3JP26, Union Buildings, Llanelli, SA15 3JP
Schools Nearby
Public Transport Nearby
The closest station to SA15 3JP is Llanelli station, which is 1.6 kilometres away.
- Llanelli|1.6 km away
- Bynea|4.6 km away
- Llangennech|5.6 km away
- Pembrey & Burry Port|6.1 km away
