According to data from HM Land Registry, 128, Onslow Gardens, Wallington sits on a plot of 563 m².

We have plot size data on 16 out of 16 other houses in the postcode and 128, Onslow Gardens, Wallington sits on the 2nd largest plot.

128, Onslow Gardens, Wallington has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 08 Aug 2012.

The property is not 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, 128, Onslow Gardens, Wallington was last sold on 8th February 2013 for £455,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

Since February 2013, the market for similar properties has risen by 56.4%.

• Sold Feb 2013£455,000

According to the Land Registry and our network of Estate Agents, there have been 128 sales of properties similar to 128, Onslow Gardens, Wallington within a radius of 500 metres since 2014.

The most recent example is 32, Marchmont Road, Wallington, SM6 9NU, a freehold house which sold for £730,000 on the 19th December 2025.

Read more about house prices in SM6.

• Sold Dec 2025£730,000 | 4 Bed House32, Marchmont Road, Wallington, SM6 9NU32, Marchmont Road, Wallington, SM6 9NU
• Sold Aug 2025£815,000 | 4 Bed House112, Onslow Gardens, Wallington, SM6 9QG112, Onslow Gardens, Wallington, SM6 9QG
• Sold Aug 2025£760,000 | 4 Bed House55, Onslow Gardens, Wallington, SM6 9QH55, Onslow Gardens, Wallington, SM6 9QH
• Sold Aug 2025£665,000 | 4 Bed House73, Onslow Gardens, Wallington, SM6 9QH73, Onslow Gardens, Wallington, SM6 9QH
• Sold Oct 2024£605,250 | 4 Bed House22, Hillside Gardens, Wallington, SM6 9NY22, Hillside Gardens, Wallington, SM6 9NY
• Sold Mar 2024£827,000 | 4 Bed House107, Onslow Gardens, Wallington, SM6 9PX107, Onslow Gardens, Wallington, SM6 9PX
• Sold Aug 2023£662,000 | 4 Bed House46, Hillside Gardens, Wallington, SM6 9NY46, Hillside Gardens, Wallington, SM6 9NY
• Sold May 2022£734,000 | 4 Bed House126, Onslow Gardens, Wallington, SM6 9QG126, Onslow Gardens, Wallington, SM6 9QG
• Sold May 2022£735,000 | 4 Bed House8, Hillside Gardens, Wallington, SM6 9NY8, Hillside Gardens, Wallington, SM6 9NY
• Sold Feb 2022£775,000 | 4 Bed House83, Marchmont Road, Wallington, SM6 9NT83, Marchmont Road, Wallington, SM6 9NT
• Sold Sep 2021£657,000 | 4 Bed House23, Avenue Road, Wallington, SM6 9QF23, Avenue Road, Wallington, SM6 9QF
• Sold Sep 2021£750,000 | 4 Bed House15, Avenue Road, Wallington, SM6 9QF15, Avenue Road, Wallington, SM6 9QF
• Sold Jun 2021£525,000 | 4 Bed House13, Hillside Gardens, Wallington, SM6 9NX13, Hillside Gardens, Wallington, SM6 9NX
• Sold Dec 2020£695,000 | 4 Bed House19, Hillside Gardens, Wallington, SM6 9NX19, Hillside Gardens, Wallington, SM6 9NX
• Sold Aug 2020£595,000 | 4 Bed House50, Marchmont Road, Wallington, SM6 9NU50, Marchmont Road, Wallington, SM6 9NU
• Sold Sep 2019£580,000 | 4 Bed House71, Onslow Gardens, Wallington, SM6 9QH71, Onslow Gardens, Wallington, SM6 9QH
• Sold Jun 2019£653,500 | 4 Bed House50, Blenheim Gardens, Wallington, SM6 9PP50, Blenheim Gardens, Wallington, SM6 9PP
• Sold Oct 2018£630,000 | 4 Bed House10, Hillside Gardens, Wallington, SM6 9NY10, Hillside Gardens, Wallington, SM6 9NY
• Sold Jun 2018£625,000 | 4 Bed House6, Hillside Gardens, Wallington, SM6 9NY6, Hillside Gardens, Wallington, SM6 9NY
• Sold Aug 2014£623,000 | 4 Bed House57, Onslow Gardens, Wallington, SM6 9QH57, Onslow Gardens, Wallington, SM6 9QH

Onslow Gardens, Wallington, SM6 has a total of 184 addresses. According to our analysis of all the public data, 128, Onslow Gardens, Wallington is the 70th largest and the 65th most expensive property on the street.

When compared to the postcode district it is £265k more expensive than the average property in SM6.

• Wood Field Primary School

  800 m away
• Bandon Hill Primary School

  800 m away
• Foresters Primary School

  900 m away

• Wallington High School for Girls

  500 m away
• The John Fisher School

  1.2 km away
• Wilson's School

  1.5 km away

• Wallington

  |

  900 m away
• Carshalton Beeches

  |

  1.7 km away
• Carshalton

  |

  2.2 km away

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