According to data from HM Land Registry, 9, Sion Terrace, Aberdare sits on a plot of 147 m².

We have plot size data on 12 out of 13 other houses in the postcode and 9, Sion Terrace, Aberdare sits on the 8th largest plot.

9, Sion Terrace, Aberdare has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 24 May 2023.

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

According to HM Land Registry, 9, Sion Terrace, Aberdare was last sold on 29th July 1997 for £10,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

• Sold Jul 1997£10,000

According to the Land Registry and our network of Estate Agents, there have been 30 sales of properties similar to 9, Sion Terrace, Aberdare within a radius of 840 metres since 2008.

The most recent example is 4, Ynyscynon Street, Aberdare, CF44 0PD, a freehold house which sold for £145,000 on the 16th September 2025.

Read more about house prices in CF44.

• Sold Sep 2025£145,000 | 3 Bed House4, Ynyscynon Street, Aberdare, CF44 0PD4, Ynyscynon Street, Aberdare, CF44 0PD
• Sold Aug 2025£155,000 | 4 Bed House4, Chapel Row, Aberdare, CF44 0LR4, Chapel Row, Aberdare, CF44 0LR
• Sold May 2025£145,000 | 4 Bed House21, Rose Row, Aberdare, CF44 0BN21, Rose Row, Aberdare, CF44 0BN
• Sold Feb 2025£97,000 | 4 Bed House4, Ynyscynon Terrace, Aberdare, CF44 0PE4, Ynyscynon Terrace, Aberdare, CF44 0PE
• Sold Jan 2024£184,000 | 3 Bed House20, Greenfield Terrace, Aberdare, CF44 0BG20, Greenfield Terrace, Aberdare, CF44 0BG
• Sold Jan 2023£150,000 | 4 Bed House6, Lower Street, Aberdare, CF44 6RN6, Lower Street, Aberdare, CF44 6RN
• Sold Apr 2022£220,000 | 3 Bed HouseSycharth, Maeshyfryd, Aberdare, CF44 0DLSycharth, Maeshyfryd, Aberdare, CF44 0DL
• Sold May 2018£140,000 | 4 Bed House29, Phillip Row, Aberdare, CF44 0EF29, Phillip Row, Aberdare, CF44 0EF
• Sold May 2017£5,000 | 4 Bed House3, Greenfield Terrace, Aberdare, CF44 0BG3, Greenfield Terrace, Aberdare, CF44 0BG
• Sold Jul 2015£38,500 | 3 Bed House5 Thornhill Cottages, Aberdare, CF44 0BA5 Thornhill Cottages, Aberdare, CF44 0BA
• Sold Mar 2015£87,500 | 4 Bed House47, Ynyscynon Street, Aberdare, CF44 0PD47, Ynyscynon Street, Aberdare, CF44 0PD
• Sold Jan 2015£82,000 | 4 Bed House7, Sion Terrace, Aberdare, CF44 0AS7, Sion Terrace, Aberdare, CF44 0AS
• Sold Aug 2014£108,000 | 3 Bed House2, Rose Row, Aberdare, CF44 0BN2, Rose Row, Aberdare, CF44 0BN
• Sold May 2014£88,500 | 4 Bed House19, Ynyscynon Street, Aberdare, CF44 0PD19, Ynyscynon Street, Aberdare, CF44 0PD
• Sold Jan 2014£106,000 | 3 Bed House1, Rose Row, Aberdare, CF44 0BN1, Rose Row, Aberdare, CF44 0BN
• Sold Nov 2013£89,000 | 4 Bed House4, Greenfield Terrace, Aberdare, CF44 0BG4, Greenfield Terrace, Aberdare, CF44 0BG
• Sold Sep 2013£84,000 | 3 Bed House15, Brynglas, Aberdare, CF44 0LU15, Brynglas, Aberdare, CF44 0LU
• Sold Feb 2013£100,000 | 4 Bed House26, Ynyscynon Street, Aberdare, CF44 0PD26, Ynyscynon Street, Aberdare, CF44 0PD
• Sold Mar 2010£69,995 | 4 Bed House6, Sion Place, Aberdare, CF44 0AR6, Sion Place, Aberdare, CF44 0AR
• Sold Dec 2008£109,950 | 4 Bed House51, Ynyscynon Street, Aberdare, CF44 0PD51, Ynyscynon Street, Aberdare, CF44 0PD

Sion Terrace, Aberdare, CF44 has a total of 14 addresses. According to our analysis of all the public data, 9, Sion Terrace, Aberdare is the 3rd largest and the 3rd most expensive property on the street.

When compared to the postcode district it is £16k more expensive than the average property in CF44.

• Cwmbach

  |

  200 m away
• Fernhill

  |

  2.3 km away
• Aberdare

  |

  2.3 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.