86, Castle Street, Boston occupies a 110 m² plot as recorded by HM Land Registry.

Of the 40 other houses in this postcode, 39 have recorded plot sizes, and this one ranks as the 27th largest.

86, Castle Street, Boston has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 27 Jan 2023.

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

86, Castle Street, Boston last changed hands on 12th May 2016, selling for £65,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 54.0% since May 2016.

• Sold May 2016£65,000

Land Registry records and our Estate Agent network show 127 sales of comparable properties within 520 metres of 86, Castle Street, Boston since 2014.

Most recently, 58, Castle Street, Boston, PE21 8PN, a freehold house, sold at £74,000 on the 2nd April 2026.

Read more about house prices in PE21.

• Sold Apr 2026£74,000 | 3 Bed House58, Castle Street, Boston, PE21 8PN58, Castle Street, Boston, PE21 8PN
• Sold Feb 2026£60,000 | 3 Bed House42, Argyle Street, Boston, PE21 8PH42, Argyle Street, Boston, PE21 8PH
• Sold Dec 2025£114,950 | 3 Bed House90, Castle Street, Boston, PE21 8PR90, Castle Street, Boston, PE21 8PR
• Sold Aug 2025£100,626 | 3 Bed House79, Fydell Street, Boston, PE21 8LG79, Fydell Street, Boston, PE21 8LG
• Sold Aug 2025£128,000 | 3 Bed House38, Argyle Street, Boston, PE21 8PH38, Argyle Street, Boston, PE21 8PH
• Sold Jun 2025£120,000 | 3 Bed House16, Orchard Street, Boston, PE21 8PL16, Orchard Street, Boston, PE21 8PL
• Sold Mar 2025£106,500 | 3 Bed House27, Granville Street, Boston, PE21 8PG27, Granville Street, Boston, PE21 8PG
• Sold Feb 2025£108,000 | 3 Bed House19, Orchard Street, Boston, PE21 8PL19, Orchard Street, Boston, PE21 8PL
• Sold Nov 2024£75,000 | 3 Bed House81, Granville Street, Boston, PE21 8PG81, Granville Street, Boston, PE21 8PG
• Sold Jul 2024£120,000 | 3 Bed House7, Orchard Street, Boston, PE21 8PL7, Orchard Street, Boston, PE21 8PL
• Sold Jul 2024£82,000 | 3 Bed House63, Granville Street, Boston, PE21 8PG63, Granville Street, Boston, PE21 8PG
• Sold Jun 2024£93,000 | 3 Bed House10, Orchard Street, Boston, PE21 8PL10, Orchard Street, Boston, PE21 8PL
• Sold Oct 2023£115,000 | 3 Bed House55, Granville Street, Boston, PE21 8PG55, Granville Street, Boston, PE21 8PG
• Sold Jul 2023£107,500 | 3 Bed House49, Fydell Street, Boston, PE21 8LG49, Fydell Street, Boston, PE21 8LG
• Sold Oct 2022£115,000 | 3 Bed House56, Castle Street, Boston, PE21 8PN56, Castle Street, Boston, PE21 8PN
• Sold Aug 2022£110,000 | 3 Bed House52, Castle Street, Boston, PE21 8PN52, Castle Street, Boston, PE21 8PN
• Sold Nov 2020£95,000 | 3 Bed House24, Orchard Street, Boston, PE21 8PL24, Orchard Street, Boston, PE21 8PL
• Sold Feb 2020£83,000 | 3 Bed House30, Orchard Street, Boston, PE21 8PL30, Orchard Street, Boston, PE21 8PL
• Sold Apr 2019£79,995 | 3 Bed House2B, Orchard Street, Boston, PE21 8PL2B, Orchard Street, Boston, PE21 8PL
• Sold Feb 2014£87,000 | 3 Bed House84, Castle Street, Boston, PE21 8PR84, Castle Street, Boston, PE21 8PR

Our analysis of the public data ranks 86, Castle Street, Boston as the 28th largest and the 57th most expensive of the 97 addresses on Castle Street, Boston, PE21.

Against the PE21 postcode district average, it is £59k less expensive than the typical property.

• Park Academy

  500 m away
• Carlton Road Academy

  500 m away
• Staniland Academy

  1.1 km away

• Haven High Academy

  800 m away
• The Boston Grammar School

  1.4 km away
• Boston High School

  1.7 km away

• Boston

  |

  700 m away
• Hubberts Bridge

  |

  5.1 km away
• Swineshead

  |

  10.3 km away

Environment Agency data suggests this area has a Low risk of flooding.