According to data from HM Land Registry, 10, Observatory Close, Wallingford sits on a plot of 418 m².

We have plot size data on 25 out of 32 other houses in the postcode and 10, Observatory Close, Wallingford sits on the 3rd largest plot.

10, Observatory Close, Wallingford has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 23 Apr 2026.

The property is 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, 10, Observatory Close, Wallingford was last sold on 12th March 1998 for £115,000 and was recorded as a freehold house.

The property has only had this single sale since 1995.

• Sold Mar 1998£115,000

According to the Land Registry and our network of Estate Agents, there have been 57 sales of properties similar to 10, Observatory Close, Wallingford within a radius of 1.4 kilometres since 2013.

The most recent example is 4, Sands Way, Wallingford, OX10 6NG, a freehold house which sold for £565,000 on the 10th April 2026.

Read more about house prices in OX10.

• Sold Apr 2026£565,000 | 4 Bed House4, Sands Way, Wallingford, OX10 6NG4, Sands Way, Wallingford, OX10 6NG
• Sold Oct 2025£555,000 | 4 Bed House20, The Moorlands, Wallingford, OX10 6RT20, The Moorlands, Wallingford, OX10 6RT
• Sold May 2024£740,000 | 4 Bed House23, Brook Street, Wallingford, OX10 6LQ23, Brook Street, Wallingford, OX10 6LQ
• Sold Feb 2024£505,000 | 4 Bed House1, Paddock Close, Wallingford, OX10 6RS1, Paddock Close, Wallingford, OX10 6RS
• Sold Dec 2023£457,500 | 4 Bed House39, Sands Way, Wallingford, OX10 6NG39, Sands Way, Wallingford, OX10 6NG
• Sold Apr 2023£600,000 | 4 Bed House4, Passey Crescent, Wallingford, OX10 6LD4, Passey Crescent, Wallingford, OX10 6LD
• Sold Nov 2022£465,000 | 4 Bed House37, Blacklands Road, Wallingford, OX10 6NW37, Blacklands Road, Wallingford, OX10 6NW
• Sold Jan 2022£660,000 | 4 Bed House10, Rumbolds Close, Wallingford, OX10 6NQ10, Rumbolds Close, Wallingford, OX10 6NQ
• Sold Sep 2021£481,000 | 4 Bed House24, Sunnyside, Wallingford, OX10 6LZ24, Sunnyside, Wallingford, OX10 6LZ
• Sold Feb 2021£450,000 | 4 Bed House10, Castle Close, Wallingford, OX10 6SN10, Castle Close, Wallingford, OX10 6SN
• Sold Dec 2020£590,000 | 4 Bed House15, Brook Street, Wallingford, OX10 6LQ15, Brook Street, Wallingford, OX10 6LQ
• Sold May 2019£360,000 | 4 Bed House44, Westfield Road, Wallingford, OX10 6NJ44, Westfield Road, Wallingford, OX10 6NJ
• Sold Sep 2018£467,000 | 4 Bed House2, Blacklands Road, Wallingford, OX10 6NW2, Blacklands Road, Wallingford, OX10 6NW
• Sold Feb 2018£415,000 | 4 Bed House22, Sunnyside, Wallingford, OX10 6LZ22, Sunnyside, Wallingford, OX10 6LZ
• Sold Nov 2016£530,000 | 4 Bed House21, Brook Street, Wallingford, OX10 6LQ21, Brook Street, Wallingford, OX10 6LQ
• Sold Mar 2016£385,000 | 4 Bed House2, Castle Close, Wallingford, OX10 6SN2, Castle Close, Wallingford, OX10 6SN
• Sold Mar 2016£380,000 | 4 Bed House17, Observatory Close, Wallingford, OX10 6NU17, Observatory Close, Wallingford, OX10 6NU
• Sold Aug 2015£398,000 | 4 Bed House1, Old Barn Close, Wallingford, OX10 6LN1, Old Barn Close, Wallingford, OX10 6LN
• Sold Oct 2014£425,000 | 4 Bed House4, Paddock Close, Wallingford, OX10 6RS4, Paddock Close, Wallingford, OX10 6RS
• Sold Dec 2013£283,000 | 4 Bed House6, Newton Way, Wallingford, OX10 6NS6, Newton Way, Wallingford, OX10 6NS

Observatory Close, Benson, Wallingford, OX10 has a total of 32 addresses. According to our analysis of all the public data, 10, Observatory Close, Wallingford is the 4th largest and the 4th most expensive property on the street.

When compared to the postcode district it is £21k more expensive than the average property in OX10.

• 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

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