HM Land Registry records the plot of land for 35, Observatory Close, Wallingford as measuring 843 m².

That makes it the largest plot in the postcode, where 25 of the 32 other houses have recorded plot data.

35, Observatory Close, Wallingford has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 14 Oct 2009.

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

Since 2016 57 properties similar to 35, Observatory Close, Wallingford have sold within a radius of 1.4 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 11th March 2026, was 18, Mill Lane, Wallingford, OX10 6SA, a freehold house which sold for £840,000.

Read more about house prices in OX10.

• Sold Mar 2026£840,000 | 5 Bed House18, Mill Lane, Wallingford, OX10 6SA18, Mill Lane, Wallingford, OX10 6SA
• Sold Dec 2025£855,000 | 5 Bed House21, Broad Lays, Wallingford, OX10 6FQ21, Broad Lays, Wallingford, OX10 6FQ
• Sold Nov 2025£800,000 | 5 Bed House9, Gravel Close, Wallingford, OX10 6SR9, Gravel Close, Wallingford, OX10 6SR
• Sold Jul 2025£900,000 | 5 Bed House83, Brook Street, Wallingford, OX10 6LH83, Brook Street, Wallingford, OX10 6LH
• Sold Jun 2025£850,000 | 5 Bed House3, Restwald Close, Wallingford, OX10 6GJ3, Restwald Close, Wallingford, OX10 6GJ
• Sold May 2025£843,700 | 5 Bed House12, Mill Lane, Wallingford, OX10 6SA12, Mill Lane, Wallingford, OX10 6SA
• Sold Mar 2025£840,000 | 5 Bed House9, Sanford Place, Wallingford, OX10 6GL9, Sanford Place, Wallingford, OX10 6GL
• Sold Mar 2025£950,000 | 5 Bed House6, Sanford Place, Wallingford, OX10 6GL6, Sanford Place, Wallingford, OX10 6GL
• Sold Mar 2024£780,000 | 5 Bed House9, Freeman Place, Wallingford, OX10 6GG9, Freeman Place, Wallingford, OX10 6GG
• Sold Feb 2024£650,000 | 5 Bed House7, China Piece, Wallingford, OX10 6FY7, China Piece, Wallingford, OX10 6FY
• Sold Oct 2023£550,000 | 5 Bed House23, Old London Road, Wallingford, OX10 6RR23, Old London Road, Wallingford, OX10 6RR
• Sold Sep 2023£925,000 | 5 Bed House22, Church Road, Wallingford, OX10 6SF22, Church Road, Wallingford, OX10 6SF
• Sold Jul 2023£835,000 | 5 Bed House8, Hither Derhams, Wallingford, OX10 6FN8, Hither Derhams, Wallingford, OX10 6FN
• Sold Jul 2023£835,000 | 5 Bed House6, Hither Derhams, Wallingford, OX10 6FN6, Hither Derhams, Wallingford, OX10 6FN
• Sold Mar 2022£695,000 | 5 Bed House63, Old London Road, Wallingford, OX10 6RR63, Old London Road, Wallingford, OX10 6RR
• Sold Dec 2021£830,000 | 5 Bed House12, Broad Lays, Wallingford, OX10 6FQ12, Broad Lays, Wallingford, OX10 6FQ
• Sold Jun 2021£775,000 | 5 Bed House39, Mill Lane, Wallingford, OX10 6SA39, Mill Lane, Wallingford, OX10 6SA
• Sold Apr 2021£820,000 | 5 Bed House6, Triggs Mead, Wallingford, OX10 6FZ6, Triggs Mead, Wallingford, OX10 6FZ
• Sold Dec 2020£830,000 | 5 Bed House11, China Piece, Wallingford, OX10 6FY11, China Piece, Wallingford, OX10 6FY
• Sold Nov 2016£670,000 | 5 Bed House13, Crown Lane, Wallingford, OX10 6LP13, Crown Lane, Wallingford, OX10 6LP

Of the 32 addresses on Observatory Close, Benson, Wallingford, OX10, 35, Observatory Close, Wallingford comes out as the 2nd largest and the 2nd most expensive in our analysis of the public data.

It is also £243k more expensive than the average property across the OX10 district.

• Benson Church of England Primary School

  600 m away
• RAF Benson Community Primary School

  1.8 km away
• Ewelme CofE Primary School

  2.3 km away

• Wallingford School

  2.4 km away
• Icknield Community College

  7.3 km away
• St Birinus School

  9.8 km away

• Cholsey

  |

  6.8 km away
• Didcot Parkway

  |

  9.7 km away
• Appleford

  |

  9.8 km away

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