4, Union Street, Aberystwyth occupies a 86 m² plot as recorded by HM Land Registry.

Of the 5 other houses in this postcode, 4 have recorded plot sizes, and this one ranks as the 5th largest.

4, Union Street, Aberystwyth has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 17 Sep 2022.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

Land Registry records and our Estate Agent network show 61 sales of comparable properties within 360 metres of 4, Union Street, Aberystwyth since 2018.

Most recently, 25, High Street, Aberystwyth, SY23 1JG, a freehold house, sold at £230,000 on the 19th December 2025.

Read more about house prices in SY23.

• Sold Dec 2025£230,000 | 4 Bed House25, High Street, Aberystwyth, SY23 1JG25, High Street, Aberystwyth, SY23 1JG
• Sold Jul 2025£207,500 | 4 Bed House3, High Street, Aberystwyth, SY23 1JG3, High Street, Aberystwyth, SY23 1JG
• Sold Oct 2024£176,000 | 4 Bed House10, High Street, Aberystwyth, SY23 1JG10, High Street, Aberystwyth, SY23 1JG
• Sold Apr 2024£265,000 | 4 Bed House13, Prospect Street, Aberystwyth, SY23 1JJ13, Prospect Street, Aberystwyth, SY23 1JJ
• Sold Jan 2024£160,000 | 4 Bed House9, Corporation Street, Aberystwyth, SY23 2BT9, Corporation Street, Aberystwyth, SY23 2BT
• Sold Oct 2023£175,000 | 4 Bed House6, High Street, Aberystwyth, SY23 1JG6, High Street, Aberystwyth, SY23 1JG
• Sold Aug 2023£280,000 | 4 Bed House12, Prospect Street, Aberystwyth, SY23 1JJ12, Prospect Street, Aberystwyth, SY23 1JJ
• Sold Jul 2023£218,000 | 4 Bed House11, High Street, Aberystwyth, SY23 1JG11, High Street, Aberystwyth, SY23 1JG
• Sold Jun 2023£255,000 | 4 Bed House1, Stanley Road, Aberystwyth, SY23 1LS1, Stanley Road, Aberystwyth, SY23 1LS
• Sold Jan 2023£250,000 | 4 Bed House10, Portland Road, Aberystwyth, SY23 2NL10, Portland Road, Aberystwyth, SY23 2NL
• Sold Oct 2022£199,950 | 4 Bed House15, Vaenor Street, Aberystwyth, SY23 2EN15, Vaenor Street, Aberystwyth, SY23 2EN
• Sold Oct 2022£275,000 | 4 Bed House9, Stanley Road, Aberystwyth, SY23 1LS9, Stanley Road, Aberystwyth, SY23 1LS
• Sold Mar 2022£218,000 | 4 Bed House12, Portland Road, Aberystwyth, SY23 2NL12, Portland Road, Aberystwyth, SY23 2NL
• Sold Nov 2021£220,000 | 4 Bed HouseLlys Dewi, High Street, Aberystwyth, SY23 1JGLlys Dewi, High Street, Aberystwyth, SY23 1JG
• Sold Aug 2021£233,000 | 4 Bed House7, Alfred Place, Aberystwyth, SY23 2BS7, Alfred Place, Aberystwyth, SY23 2BS
• Sold Aug 2021£247,000 | 4 Bed House2, Stanley Road, Aberystwyth, SY23 1LS2, Stanley Road, Aberystwyth, SY23 1LS
• Sold Oct 2020£220,000 | 4 Bed House15, High Street, Aberystwyth, SY23 1JG15, High Street, Aberystwyth, SY23 1JG
• Sold May 2020£145,000 | 4 Bed House32, High Street, Aberystwyth, SY23 1JG32, High Street, Aberystwyth, SY23 1JG
• Sold Apr 2020£175,000 | 4 Bed House21, High Street, Aberystwyth, SY23 1JG21, High Street, Aberystwyth, SY23 1JG
• Sold Apr 2018£150,000 | 4 Bed House26, Portland Road, Aberystwyth, SY23 2NL26, Portland Road, Aberystwyth, SY23 2NL

Our analysis of the public data ranks 4, Union Street, Aberystwyth as the 2nd largest and the 2nd most expensive of the 19 addresses on Union Street, Aberystwyth, SY23.

Against the SY23 postcode district average, it is £5k more expensive than the typical property.

• Aberystwyth

  |

  100 m away
• Bow Street

  |

  4.4 km away
• Borth

  |

  8.8 km away

Environment Agency data suggests this area has a Very Low risk of flooding.