HM Land Registry records the plot of land for 9, Castle Street, Buckingham as measuring 52 m².

That makes it the 9th largest plot in the postcode, where 9 of the 11 other houses have recorded plot data.

9, Castle Street, Buckingham has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 17 Jan 2019.

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

The most recent sale of 9, Castle Street, Buckingham completed on 8th February 2008 at £195,500 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 89.0% over the period since February 2008.

• Sold Feb 2008£195,500
• Sold Mar 2007£223,200
• Sold Jan 2000£118,000

Since 2013 103 properties similar to 9, Castle Street, Buckingham have sold within a radius of 560 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 30th October 2025, was 19, Bourton Road, Buckingham, MK18 1BG, a freehold house which sold for £365,500.

Read more about house prices in MK18.

• Sold Oct 2025£365,500 | 3 Bed House19, Bourton Road, Buckingham, MK18 1BG19, Bourton Road, Buckingham, MK18 1BG
• Sold Mar 2025£305,000 | 3 Bed House29, High Street, Buckingham, MK18 1NU29, High Street, Buckingham, MK18 1NU
• Sold Jan 2025£332,500 | 3 Bed House3, Bath Lane, Buckingham, MK18 1DX3, Bath Lane, Buckingham, MK18 1DX
• Sold Jun 2024£315,000 | 3 Bed House44, Fishers Field, Buckingham, MK18 1SN44, Fishers Field, Buckingham, MK18 1SN
• Sold May 2024£284,375 | 3 Bed House3, Tingewick Road, Buckingham, MK18 1EE3, Tingewick Road, Buckingham, MK18 1EE
• Sold Apr 2024£245,000 | 3 Bed House8, Castle Court, Buckingham, MK18 1EQ8, Castle Court, Buckingham, MK18 1EQ
• Sold Mar 2024£310,000 | 3 Bed House6, Nelson Street, Buckingham, MK18 1BU6, Nelson Street, Buckingham, MK18 1BU
• Sold Mar 2024£340,000 | 3 Bed House14, West Street, Buckingham, MK18 1HP14, West Street, Buckingham, MK18 1HP
• Sold Feb 2024£240,000 | 3 Bed House21, Bourton Road, Buckingham, MK18 1BG21, Bourton Road, Buckingham, MK18 1BG
• Sold Sep 2023£300,000 | 3 Bed House17, Bourton Road, Buckingham, MK18 1BG17, Bourton Road, Buckingham, MK18 1BG
• Sold Mar 2023£305,000 | 3 Bed House2 Old Chapel, St. Rumbolds Lane, Buckingham, MK18 1BX2 Old Chapel, St. Rumbolds Lane, Buckingham, MK18 1BX
• Sold Dec 2022£297,000 | 3 Bed House56, Nelson Street, Buckingham, MK18 1BT56, Nelson Street, Buckingham, MK18 1BT
• Sold May 2022£316,000 | 3 Bed House7, Elm Street, Buckingham, MK18 1EY7, Elm Street, Buckingham, MK18 1EY
• Sold Jan 2021£225,000 | 3 Bed House20, Well Street, Buckingham, MK18 1ET20, Well Street, Buckingham, MK18 1ET
• Sold Sep 2020£305,000 | 3 Bed House15, Bourton Road, Buckingham, MK18 1BG15, Bourton Road, Buckingham, MK18 1BG
• Sold Mar 2020£260,000 | 3 Bed House23, Well Street, Buckingham, MK18 1ET23, Well Street, Buckingham, MK18 1ET
• Sold Dec 2019£267,000 | 3 Bed House4, Well Street, Buckingham, MK18 1EW4, Well Street, Buckingham, MK18 1EW
• Sold Nov 2017£300,000 | 3 Bed House8, Elm Street, Buckingham, MK18 1EY8, Elm Street, Buckingham, MK18 1EY
• Sold Apr 2015£191,000 | 3 Bed House21, Well Street, Buckingham, MK18 1ET21, Well Street, Buckingham, MK18 1ET
• Sold Nov 2013£182,000 | 3 Bed House24, Nelson Street, Buckingham, MK18 1DB24, Nelson Street, Buckingham, MK18 1DB

Of the 25 addresses on Castle Street, Buckingham, MK18, 9, Castle Street, Buckingham comes out as the 20th largest and the 17th most expensive in our analysis of the public data.

It is also £101k less expensive than the average property across the MK18 district.

• George Grenville Academy

  500 m away
• Buckingham Primary School

  1.0 km away
• Bourton Meadow Academy

  1.2 km away

• Buckingham School

  600 m away
• Royal Latin School

  700 m away
• Silverstone UTC

  8.7 km away

• Winslow

  |

  9.0 km away
• Wolverton

  |

  14.6 km away
• Milton Keynes Central

  |

  15.2 km away

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