51, Onslow Gardens, Wallington occupies a 523 m² plot as recorded by HM Land Registry.

All 18 other houses in this postcode have recorded plot sizes, and this one ranks as the largest.

51, Onslow Gardens, Wallington has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 11 May 2016.

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

51, Onslow Gardens, Wallington last changed hands on 27th February 2017, selling for £790,750. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 13.0% since February 2017.

• Sold Feb 2017£790,750

Land Registry records and our Estate Agent network show 27 sales of comparable properties within 410 metres of 51, Onslow Gardens, Wallington since 2010.

Most recently, 2, Hillside Gardens, Wallington, SM6 9NY, a freehold house, sold at £900,000 on the 5th August 2025.

Read more about house prices in SM6.

• Sold Aug 2025£900,000 | 5 Bed House2, Hillside Gardens, Wallington, SM6 9NY2, Hillside Gardens, Wallington, SM6 9NY
• Sold Feb 2025£700,000 | 5 Bed House16, Onslow Gardens, Wallington, SM6 9QN16, Onslow Gardens, Wallington, SM6 9QN
• Sold Jun 2024£750,000 | 5 Bed House56, Sandy Lane South, Wallington, SM6 9RQ56, Sandy Lane South, Wallington, SM6 9RQ
• Sold May 2024£755,000 | 5 Bed House9, Stanley Gardens, Wallington, SM6 9QW9, Stanley Gardens, Wallington, SM6 9QW
• Sold Apr 2023£810,000 | 5 Bed House17, Cranley Gardens, Wallington, SM6 9PR17, Cranley Gardens, Wallington, SM6 9PR
• Sold Mar 2023£890,000 | 5 Bed House5, Woodcote Avenue, Wallington, SM6 0QR5, Woodcote Avenue, Wallington, SM6 0QR
• Sold Sep 2022£950,000 | 5 Bed House7, Park Hill Road, Wallington, SM6 0SD7, Park Hill Road, Wallington, SM6 0SD
• Sold Aug 2022£825,000 | 5 Bed House36, Blenheim Gardens, Wallington, SM6 9PP36, Blenheim Gardens, Wallington, SM6 9PP
• Sold Apr 2022£1,016,000 | 5 Bed House21, Park Hill Road, Wallington, SM6 0SD21, Park Hill Road, Wallington, SM6 0SD
• Sold Mar 2021£912,500 | 5 Bed House10, Hawthorn Road, Wallington, SM6 0SX10, Hawthorn Road, Wallington, SM6 0SX
• Sold Nov 2019£90,000 | 5 Bed House8A, Grosvenor Gardens, Wallington, SM6 9QJ8A, Grosvenor Gardens, Wallington, SM6 9QJ
• Sold Nov 2019£790,000 | 5 Bed House22, Onslow Gardens, Wallington, SM6 9QN22, Onslow Gardens, Wallington, SM6 9QN
• Sold Feb 2019£732,500 | 5 Bed House26, Hillside Gardens, Wallington, SM6 9NY26, Hillside Gardens, Wallington, SM6 9NY
• Sold Oct 2018£820,000 | 5 Bed House7, Woodcote Avenue, Wallington, SM6 0QR7, Woodcote Avenue, Wallington, SM6 0QR
• Sold May 2018£745,000 | 5 Bed House14, Hawthorn Road, Wallington, SM6 0SX14, Hawthorn Road, Wallington, SM6 0SX
• Sold Aug 2017£725,000 | 5 Bed House20, Onslow Gardens, Wallington, SM6 9QN20, Onslow Gardens, Wallington, SM6 9QN
• Sold Feb 2017£560,000 | 5 Bed House33, Marchmont Road, Wallington, SM6 9NT33, Marchmont Road, Wallington, SM6 9NT
• Sold Mar 2016£527,500 | 5 Bed House4, Blenheim Gardens, Wallington, SM6 9PH4, Blenheim Gardens, Wallington, SM6 9PH
• Sold May 2015£453,000 | 5 Bed House88, Sandy Lane South, Wallington, SM6 9RQ88, Sandy Lane South, Wallington, SM6 9RQ
• Sold Jul 2010£499,950 | 5 Bed House91, Sandy Lane South, Wallington, SM6 9RF91, Sandy Lane South, Wallington, SM6 9RF

Our analysis of the public data ranks 51, Onslow Gardens, Wallington as the 2nd largest and the 4th most expensive of the 184 addresses on Onslow Gardens, Wallington, SM6.

Against the SM6 postcode district average, it is £451k more expensive than the typical property.

• Bandon Hill Primary School

  700 m away
• Wood Field Primary School

  700 m away
• Foresters Primary School

  800 m away

• Wallington High School for Girls

  700 m away
• The John Fisher School

  1.3 km away
• Wilson's School

  1.4 km away

• Wallington

  |

  700 m away
• Carshalton Beeches

  |

  1.6 km away
• Carshalton

  |

  2.1 km away

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