HM Land Registry records the plot of land for 40, Harriet Street, Aberdare as measuring 93 m².

That makes it the 38th largest plot in the postcode, where 38 of the 43 other houses have recorded plot data.

40, Harriet Street, Aberdare has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 28 Sep 2023.

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

The most recent sale of 40, Harriet Street, Aberdare completed on 16th August 2016 at £65,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have risen by 66.3% over the period since August 2016.

• Sold Aug 2016£65,000
• Sold Feb 2001£35,000

Since 2015 160 properties similar to 40, Harriet Street, Aberdare have sold within a radius of 900 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 18th December 2025, was 35, Harriet Street, Aberdare, CF44 8PP, a freehold house which sold for £140,000.

Read more about house prices in CF44.

• Sold Dec 2025£140,000 | 3 Bed House35, Harriet Street, Aberdare, CF44 8PP35, Harriet Street, Aberdare, CF44 8PP
• Sold Dec 2025£72,000 | 3 Bed House15, Belle Vue Street, Aberdare, CF44 8NR15, Belle Vue Street, Aberdare, CF44 8NR
• Sold Aug 2025£150,000 | 3 Bed House52, Harriet Street, Aberdare, CF44 8PL52, Harriet Street, Aberdare, CF44 8PL
• Sold Jun 2025£118,500 | 2 Bed House54, Harriet Street, Aberdare, CF44 8PL54, Harriet Street, Aberdare, CF44 8PL
• Sold May 2025£80,000 | 2 Bed House44, Harriet Street, Aberdare, CF44 8PL44, Harriet Street, Aberdare, CF44 8PL
• Sold Feb 2025£130,000 | 3 Bed House7, Cledwyn Terrace, Aberdare, CF44 8HW7, Cledwyn Terrace, Aberdare, CF44 8HW
• Sold Dec 2024£130,000 | 3 Bed House76, Cemetery Road, Aberdare, CF44 8HG76, Cemetery Road, Aberdare, CF44 8HG
• Sold Oct 2024£143,000 | 2 Bed House37, Harriet Street, Aberdare, CF44 8PP37, Harriet Street, Aberdare, CF44 8PP
• Sold Sep 2024£124,995 | 3 Bed House13, Clive Street, Aberdare, CF44 8PE13, Clive Street, Aberdare, CF44 8PE
• Sold May 2024£107,500 | 3 Bed House75, Cemetery Road, Aberdare, CF44 8HG75, Cemetery Road, Aberdare, CF44 8HG
• Sold May 2024£110,000 | 3 Bed House15, Mill Street, Aberdare, CF44 8PA15, Mill Street, Aberdare, CF44 8PA
• Sold Oct 2023£73,000 | 3 Bed House12, Union Street, Aberdare, CF44 8NP12, Union Street, Aberdare, CF44 8NP
• Sold Jul 2023£124,995 | 3 Bed House25, Belle Vue Street, Aberdare, CF44 8NR25, Belle Vue Street, Aberdare, CF44 8NR
• Sold Apr 2023£115,000 | 3 Bed House10, Church Row, Aberdare, CF44 8LH10, Church Row, Aberdare, CF44 8LH
• Sold Nov 2022£155,000 | 3 Bed House47, Bell Street, Aberdare, CF44 8NW47, Bell Street, Aberdare, CF44 8NW
• Sold Sep 2022£105,000 | 3 Bed House19, Harriet Street, Aberdare, CF44 8PP19, Harriet Street, Aberdare, CF44 8PP
• Sold Oct 2020£57,500 | 3 Bed House24, Harriet Street, Aberdare, CF44 8PP24, Harriet Street, Aberdare, CF44 8PP
• Sold May 2019£55,000 | 3 Bed House6, Stag Street, Aberdare, CF44 8PG6, Stag Street, Aberdare, CF44 8PG
• Sold Apr 2017£54,950 | 3 Bed House29, Harriet Street, Aberdare, CF44 8PP29, Harriet Street, Aberdare, CF44 8PP
• Sold Feb 2015£45,000 | 2 Bed House42, Harriet Street, Aberdare, CF44 8PL42, Harriet Street, Aberdare, CF44 8PL

Of the 87 addresses on Harriet Street, Aberdare, CF44, 40, Harriet Street, Aberdare comes out as the 66th largest and the 67th most expensive in our analysis of the public data.

It is also £18k less expensive than the average property across the CF44 district.

• Aberdare

  |

  1.4 km away
• Cwmbach

  |

  3.9 km away
• Fernhill

  |

  6.0 km away

The flood risk here is rated Very Low, based on Environment Agency data.