HM Land Registry records the plot of land for 21, Thornlea Avenue, Oldham as measuring 251 m².

That makes it the 4th largest plot in the postcode, where 5 of the 19 other houses have recorded plot data.

21, Thornlea Avenue, Oldham has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 04 Oct 2024.

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 21, Thornlea Avenue, Oldham completed on 28th November 2025 at £234,950 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 3 times.

Values of comparable properties have risen by 11.2% over the period since November 2025.

• Sold Nov 2025£234,950
• Sold Aug 2001£68,000
• Sold Apr 1997£58,900

Since 2011 75 properties similar to 21, Thornlea Avenue, Oldham have sold within a radius of 570 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 20th February 2026, was 56, Montgomery Street, Oldham, OL8 3QA, a freehold house which sold for £220,000.

Read more about house prices in OL8.

• Sold Feb 2026£220,000 | 2 Bed House56, Montgomery Street, Oldham, OL8 3QA56, Montgomery Street, Oldham, OL8 3QA
• Sold Nov 2025£265,000 | 3 Bed House49, Montgomery Street, Oldham, OL8 3PR49, Montgomery Street, Oldham, OL8 3PR
• Sold Mar 2025£160,000 | 3 Bed House23, Knowl Street, Oldham, OL8 3RG23, Knowl Street, Oldham, OL8 3RG
• Sold Nov 2024£170,000 | 2 Bed House29, Rowan Tree Road, Oldham, OL8 3LG29, Rowan Tree Road, Oldham, OL8 3LG
• Sold Feb 2024£230,000 | 3 Bed House64, Montgomery Street, Oldham, OL8 3QA64, Montgomery Street, Oldham, OL8 3QA
• Sold Aug 2023£235,000 | 3 Bed House54, Montgomery Street, Oldham, OL8 3QA54, Montgomery Street, Oldham, OL8 3QA
• Sold Mar 2023£245,000 | 3 Bed House20, Severn Road, Oldham, OL8 3RQ20, Severn Road, Oldham, OL8 3RQ
• Sold May 2022£220,000 | 3 Bed House58, Montgomery Street, Oldham, OL8 3QA58, Montgomery Street, Oldham, OL8 3QA
• Sold Apr 2022£210,000 | 3 Bed House459, Roman Road, Oldham, OL8 3LU459, Roman Road, Oldham, OL8 3LU
• Sold Mar 2022£140,000 | 2 Bed House31, Foxfield Drive, Oldham, OL8 3PL31, Foxfield Drive, Oldham, OL8 3PL
• Sold Mar 2022£145,000 | 3 Bed House34, Barmouth Walk, Oldham, OL8 4SH34, Barmouth Walk, Oldham, OL8 4SH
• Sold Jul 2020£138,000 | 3 Bed House4, Thornlea Avenue, Oldham, OL8 3PX4, Thornlea Avenue, Oldham, OL8 3PX
• Sold Oct 2019£159,995 | 3 Bed House451, Roman Road, Oldham, OL8 3LU451, Roman Road, Oldham, OL8 3LU
• Sold May 2019£130,000 | 3 Bed House68, Montgomery Street, Oldham, OL8 3QA68, Montgomery Street, Oldham, OL8 3QA
• Sold Oct 2018£128,000 | 2 Bed House5, Thornlea Avenue, Oldham, OL8 3PX5, Thornlea Avenue, Oldham, OL8 3PX
• Sold Aug 2018£112,500 | 3 Bed House11, Thornlea Avenue, Oldham, OL8 3PX11, Thornlea Avenue, Oldham, OL8 3PX
• Sold Aug 2016£117,000 | 3 Bed House15, Thornlea Avenue, Oldham, OL8 3PX15, Thornlea Avenue, Oldham, OL8 3PX
• Sold May 2015£105,000 | 2 Bed House8, Foxfield Drive, Oldham, OL8 3PL8, Foxfield Drive, Oldham, OL8 3PL
• Sold Sep 2013£143,500 | 3 Bed House17, Thornlea Avenue, Oldham, OL8 3PX17, Thornlea Avenue, Oldham, OL8 3PX
• Sold Feb 2011£97,000 | 2 Bed House37, Foxfield Drive, Oldham, OL8 3PL37, Foxfield Drive, Oldham, OL8 3PL

Of the 19 addresses on Thornlea Avenue, Oldham, OL8, 21, Thornlea Avenue, Oldham comes out as the 16th largest and the 16th most expensive in our analysis of the public data.

It is also £28k more expensive than the average property across the OL8 district.

• Oasis Academy Limeside

  500 m away
• St Margaret's CofE Junior Infant and Nursery School

  600 m away
• Holy Family RC Primary School

  800 m away

• Oasis Academy Oldham

  800 m away
• Co-op Academy Failsworth

  1.4 km away
• The Hathershaw College

  1.7 km away

• Moston

  |

  2.4 km away
• Ashton-under-Lyne

  |

  4.1 km away
• Mills Hill (Manchester)

  |

  4.3 km away

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