HM Land Registry records the plot of land for 11, Castle Square, Wallingford as measuring 308 m².

That makes it the 6th largest plot in the postcode, where 12 of the 19 other houses have recorded plot data.

11, Castle Square, Wallingford has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 21 Feb 2018.

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

The most recent sale of 11, Castle Square, Wallingford completed on 15th October 2018 at £418,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 4 times.

Values of comparable properties have risen by 22.2% over the period since October 2018.

• Sold Oct 2018£418,000
• Sold Nov 2006£340,000
• Sold Jul 1998£154,950

Since 2015 258 properties similar to 11, Castle Square, Wallingford have sold within a radius of 1.7 kilometres, per the Land Registry and our network of Estate Agents.

The latest, on the 10th April 2026, was 17, Castle Close, Wallingford, OX10 6SN, a freehold house which sold for £525,000.

Read more about house prices in OX10.

• Sold Apr 2026£525,000 | 3 Bed House17, Castle Close, Wallingford, OX10 6SN17, Castle Close, Wallingford, OX10 6SN
• Sold Dec 2025£480,000 | 3 Bed House17, One End Lane, Wallingford, OX10 6PA17, One End Lane, Wallingford, OX10 6PA
• Sold Nov 2025£510,000 | 4 Bed House12, Horseshoes Lane, Wallingford, OX10 6LB12, Horseshoes Lane, Wallingford, OX10 6LB
• Sold Oct 2025£405,000 | 3 Bed House3, Brook Street, Wallingford, OX10 6LQ3, Brook Street, Wallingford, OX10 6LQ
• Sold Sep 2025£480,000 | 3 Bed House25, Chapel Lane, Wallingford, OX10 6LU25, Chapel Lane, Wallingford, OX10 6LU
• Sold Mar 2025£535,000 | 3 Bed House9, Oxford Road, Wallingford, OX10 6LX9, Oxford Road, Wallingford, OX10 6LX
• Sold Mar 2025£505,000 | 3 Bed House3, Bonners Mead, Wallingford, OX10 6EU3, Bonners Mead, Wallingford, OX10 6EU
• Sold Mar 2025£445,000 | 3 Bed House63, Bonners Mead, Wallingford, OX10 6EU63, Bonners Mead, Wallingford, OX10 6EU
• Sold Dec 2024£417,500 | 3 Bed House6, One End Lane, Wallingford, OX10 6PA6, One End Lane, Wallingford, OX10 6PA
• Sold Dec 2024£432,500 | 3 Bed House49, St. Helens Way, Wallingford, OX10 6SP49, St. Helens Way, Wallingford, OX10 6SP
• Sold Oct 2024£513,790 | 3 Bed House19, Littleworth Road, Wallingford, OX10 6LY19, Littleworth Road, Wallingford, OX10 6LY
• Sold Apr 2024£490,000 | 3 Bed House43, St. Helens Way, Wallingford, OX10 6SP43, St. Helens Way, Wallingford, OX10 6SP
• Sold Feb 2024£450,000 | 3 Bed House23, Chapel Lane, Wallingford, OX10 6LU23, Chapel Lane, Wallingford, OX10 6LU
• Sold Jan 2023£401,960 | 3 Bed House6, Castle Close, Wallingford, OX10 6SN6, Castle Close, Wallingford, OX10 6SN
• Sold Sep 2022£450,000 | 3 Bed House21, Chapel Lane, Wallingford, OX10 6LU21, Chapel Lane, Wallingford, OX10 6LU
• Sold Sep 2021£375,000 | 3 Bed House4, Castle Close, Wallingford, OX10 6SN4, Castle Close, Wallingford, OX10 6SN
• Sold Sep 2021£442,000 | 4 Bed House13, One End Lane, Wallingford, OX10 6PA13, One End Lane, Wallingford, OX10 6PA
• Sold Nov 2020£391,000 | 3 Bed House39, St. Helens Way, Wallingford, OX10 6SP39, St. Helens Way, Wallingford, OX10 6SP
• Sold Sep 2018£381,000 | 3 Bed House5, Littleworth Road, Wallingford, OX10 6LY5, Littleworth Road, Wallingford, OX10 6LY
• Sold Oct 2015£465,000 | 3 Bed House31, Littleworth Road, Wallingford, OX10 6LY31, Littleworth Road, Wallingford, OX10 6LY

Of the 21 addresses on Castle Square, Benson, Wallingford, OX10, 11, Castle Square, Wallingford comes out as the 18th largest and the 12th most expensive in our analysis of the public data.

It is also £20k less expensive than the average property across the OX10 district.

• Benson Church of England Primary School

  200 m away
• RAF Benson Community Primary School

  2.2 km away
• St Nicholas' Church of England Infants' School and Nursery Class, Wallingford

  2.3 km away

• Wallingford School

  2.1 km away
• Icknield Community College

  7.7 km away
• St Birinus School

  9.4 km away

• Cholsey

  |

  6.6 km away
• Didcot Parkway

  |

  9.3 km away
• Appleford

  |

  9.4 km away

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