HM Land Registry records the plot of land for 8, Observatory Close, Wallingford as measuring 187 m².

That makes it the 15th largest plot in the postcode, where 25 of the 32 other houses have recorded plot data.

The most recent sale of 8, Observatory Close, Wallingford completed on 23rd December 2010 at £238,000 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 70.5% over the period since December 2010.

• Sold Dec 2010£238,000
• Sold Jun 2008£247,500

Since 2016 129 properties similar to 8, 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 9th December 2025, was 17, One End Lane, Wallingford, OX10 6PA, a freehold house which sold for £480,000.

Read more about house prices in OX10.

• Sold Dec 2025£480,000 | 3 Bed House17, One End Lane, Wallingford, OX10 6PA17, One End Lane, Wallingford, OX10 6PA
• Sold Oct 2025£405,000 | 3 Bed House3, Brook Street, Wallingford, OX10 6LQ3, Brook Street, Wallingford, OX10 6LQ
• Sold Aug 2025£470,000 | 3 Bed House2, Sands Way, Wallingford, OX10 6NG2, Sands Way, Wallingford, OX10 6NG
• Sold Mar 2025£408,000 | 3 Bed House24, Observatory Close, Wallingford, OX10 6NU24, Observatory Close, Wallingford, OX10 6NU
• Sold Mar 2025£465,000 | 3 Bed House14, Sunnyside, Wallingford, OX10 6LZ14, Sunnyside, Wallingford, OX10 6LZ
• Sold Jan 2025£395,000 | 3 Bed House2, Offas Close, Wallingford, OX10 6NR2, Offas Close, Wallingford, OX10 6NR
• Sold Jan 2025£484,000 | 3 Bed House3, Sands Way, Wallingford, OX10 6NG3, Sands Way, Wallingford, OX10 6NG
• Sold Dec 2024£417,500 | 3 Bed House6, One End Lane, Wallingford, OX10 6PA6, One End Lane, Wallingford, OX10 6PA
• Sold Oct 2024£425,000 | 3 Bed House3, Offas Close, Wallingford, OX10 6NR3, Offas Close, Wallingford, OX10 6NR
• Sold May 2024£455,000 | 3 Bed House30, Westfield Road, Wallingford, OX10 6NJ30, Westfield Road, Wallingford, OX10 6NJ
• Sold Jan 2023£401,960 | 3 Bed House6, Castle Close, Wallingford, OX10 6SN6, Castle Close, Wallingford, OX10 6SN
• Sold Sep 2022£427,500 | 3 Bed House4, Observatory Close, Wallingford, OX10 6NU4, Observatory Close, Wallingford, OX10 6NU
• Sold Jun 2021£335,000 | 3 Bed House12, Observatory Close, Wallingford, OX10 6NU12, Observatory Close, Wallingford, OX10 6NU
• Sold Nov 2020£378,000 | 3 Bed House14, Offas Close, Wallingford, OX10 6NR14, Offas Close, Wallingford, OX10 6NR
• Sold Mar 2020£245,000 | 3 Bed House11, Offas Close, Wallingford, OX10 6NR11, Offas Close, Wallingford, OX10 6NR
• Sold Nov 2019£370,000 | 3 Bed House8, One End Lane, Wallingford, OX10 6PA8, One End Lane, Wallingford, OX10 6PA
• Sold Mar 2019£385,000 | 3 Bed House11, Observatory Close, Wallingford, OX10 6NU11, Observatory Close, Wallingford, OX10 6NU
• Sold Mar 2019£375,000 | 3 Bed House4, One End Lane, Wallingford, OX10 6PA4, One End Lane, Wallingford, OX10 6PA
• Sold Aug 2018£399,950 | 3 Bed House7, Paddock Close, Wallingford, OX10 6RS7, Paddock Close, Wallingford, OX10 6RS
• Sold Jun 2016£325,000 | 3 Bed House4, The Moorlands, Wallingford, OX10 6RT4, The Moorlands, Wallingford, OX10 6RT

Of the 32 addresses on Observatory Close, Benson, Wallingford, OX10, 8, Observatory Close, Wallingford comes out as the 9th largest and the 11th most expensive in our analysis of the public data.

It is also £106k less 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 Very Low, based on Environment Agency data.