Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area	Last sold	Price paid	Floor area (m²) Floor area (sq ft)	£ per m² £ per sq ft	Type	Sold	m² sq ft	£/m² £/sq ft
34, Castle Street, Boston, PE21 8PN -	31 Jul 2025	£96,000 B	61 m² 656 sqft	£1,573 £146	Terrace (2 bed)
15, Castle Street, Boston, PE21 8PN -	13 Mar 2025	£150,000	93 m² 1001 sqft	£1,612 £149	Terrace (2 bed)
7, Castle Street, Boston, PE21 8PN -	28 Aug 2024	£140,000	74 m² 796 sqft	£1,891 £175	Terrace (3 bed)
Goodwill, Castle Street, Boston, PE21 8PN -	30 May 2024	£320,000	145 m² 1560 sqft	£2,206 £204	Detached
13a, Castle Street, Boston, PE21 8PN	01 Feb 2023	£118,000			Terrace
56, Castle Street, Boston, PE21 8PN -	07 Oct 2022	£115,000 B	83 m² 893 sqft	£1,385 £128	Terrace (3 bed)
52, Castle Street, Boston, PE21 8PN -	23 Aug 2022	£110,000	78 m² 839 sqft	£1,410 £130	Terrace (2 bed)
17, Castle Street, Boston, PE21 8PN -	15 Jun 2022	£135,000	53 m² 570 sqft	£2,547 £236	Terrace (2 bed)
23, Castle Street, Boston, PE21 8PN -	15 Jun 2022	£95,000	56 m² 602 sqft	£1,696 £157	Terrace (2 bed)
8, Castle Street, Boston, PE21 8PN -	25 May 2021	£90,000	53 m² 570 sqft	£1,698 £157	Terrace (2 bed)
2, Castle Street, Boston, PE21 8PN -	04 May 2021	£80,000	52 m² 559 sqft	£1,538 £142	Terrace (2 bed)
48, Castle Street, Boston, PE21 8PN -	23 Aug 2019	£98,500 B	88 m² 947 sqft	£1,119 £103	Terrace (3 bed)
5, Castle Street, Boston, PE21 8PN -	10 Apr 2019	£140,000 B	114 m² 1227 sqft	£1,228 £114	Detached (3 bed)
20, Castle Street, Boston, PE21 8PN -	30 Nov 2017	£75,000	62 m² 667 sqft	£1,209 £112	Semi-D (3 bed)
22, Castle Street, Boston, PE21 8PN -	18 Aug 2017	£70,000 B	62 m² 667 sqft	£1,129 £104	Terrace (2 bed)
11, Castle Street, Boston, PE21 8PN -	01 Mar 2017	£123,000	66 m² 710 sqft	£1,863 £173	Detached (3 bed)
32, Castle Street, Boston, PE21 8PN -	19 Jan 2015	£78,000 B	83 m² 893 sqft	£939 £87	Terrace (2 bed)
26, Castle Street, Boston, PE21 8PN -	11 Apr 2012	£76,500	59 m² 635 sqft	£1,296 £120	Terrace (2 bed)
38, Castle Street, Boston, PE21 8PN -	21 Dec 2011	£62,000	58 m² 624 sqft	£1,068 £99	Terrace (2 bed)
50, Castle Street, Boston, PE21 8PN -	21 Nov 2011	£70,000	89 m² 957 sqft	£786 £73	Terrace (3 bed)
40, Castle Street, Boston, PE21 8PN -	03 Dec 2010	£105,000	93 m² 1001 sqft	£1,129 £104	Detached (2 bed)
33, Castle Street, Boston, PE21 8PN -	29 Sep 2010	£138,500	107 m² 1151 sqft	£1,294 £120	Terrace (3 bed)
58, Castle Street, Boston, PE21 8PN -	11 May 2010	£80,000	81 m² 871 sqft	£987 £91	Terrace (2 bed)
9, Castle Street, Boston, PE21 8PN	09 Jul 2009	£75,000			Terrace (2 bed)
1, Castle Street, Boston, PE21 8PN -	30 Sep 2008	£65,000	115 m² 1237 sqft	£565 £52	Semi-D (3 bed)
35d, Castle Street, Boston, PE21 8PN -	12 Dec 2007	£131,580	73 m² 785 sqft	£1,802 £167	Terrace (3 bed)
35c, Castle Street, Boston, PE21 8PN -	12 Dec 2007	£131,580	73 m² 785 sqft	£1,802 £167	Semi-D (3 bed)
35b, Castle Street, Boston, PE21 8PN -	12 Dec 2007	£131,580	73 m² 785 sqft	£1,802 £167	Semi-D (3 bed)
35a, Castle Street, Boston, PE21 8PN -	30 Nov 2007	£131,580	70 m² 753 sqft	£1,879 £174	Semi-D (3 bed)
21, Castle Street, Boston, PE21 8PN -	19 Nov 2007	£87,000	68 m² 731 sqft	£1,279 £118	Terrace (2 bed)
34, Castle St -	£96,000 B Jul-2025	61 656	1,573 146
15, Castle St -	£150,000 Mar-2025	93 1001	1,612 149
7, Castle St -	£140,000 Aug-2024	74 796	1,891 175
Goodwill, Castle St -	£320,000 May-2024	145 1560	2,206 204
13a, Castle St	£118,000 Feb-2023
56, Castle St -	£115,000 B Oct-2022	83 893	1,385 128
52, Castle St -	£110,000 Aug-2022	78 839	1,410 130
17, Castle St -	£135,000 Jun-2022	53 570	2,547 236
23, Castle St -	£95,000 Jun-2022	56 602	1,696 157
8, Castle St -	£90,000 May-2021	53 570	1,698 157
2, Castle St -	£80,000 May-2021	52 559	1,538 142
48, Castle St -	£98,500 B Aug-2019	88 947	1,119 103
5, Castle St -	£140,000 B Apr-2019	114 1227	1,228 114
20, Castle St -	£75,000 Nov-2017	62 667	1,209 112
22, Castle St -	£70,000 B Aug-2017	62 667	1,129 104
11, Castle St -	£123,000 Mar-2017	66 710	1,863 173
32, Castle St -	£78,000 B Jan-2015	83 893	939 87
26, Castle St -	£76,500 Apr-2012	59 635	1,296 120
38, Castle St -	£62,000 Dec-2011	58 624	1,068 99
50, Castle St -	£70,000 Nov-2011	89 957	786 73
40, Castle St -	£105,000 Dec-2010	93 1001	1,129 104
33, Castle St -	£138,500 Sep-2010	107 1151	1,294 120
58, Castle St -	£80,000 May-2010	81 871	987 91
9, Castle St	£75,000 Jul-2009
1, Castle St -	£65,000 Sep-2008	115 1237	565 52
35d, Castle St -	£131,580 Dec-2007	73 785	1,802 167
35c, Castle St -	£131,580 Dec-2007	73 785	1,802 167
35b, Castle St -	£131,580 Dec-2007	73 785	1,802 167
35a, Castle St -	£131,580 Nov-2007	70 753	1,879 174
21, Castle St -	£87,000 Nov-2007	68 731	1,279 118

The data above for Castle Street can be visualised as a scatter graph, this will show price trends over time.

The average price per square metre (per square foot) in Castle Street, Boston is £1,700 sqm (£157 per sq ft), this is calculated from the sold price of the 10 most recent sales.
The majority of homes in Boston are now selling for between £1,250 and £2,020 per square metre (£116 and £187 per square foot) , find out more in this local analysis of PE21 8 (Boston) house prices.
There are about 82 homes on Castle Street, we would have expected roughly 11 sales each year given that in the UK people sell their homes on average once every 7 years.
In the last 4 years there have been 10 property sales in Castle Street, averaging about 2 home sales per year .
The average size of all the properties on Castle Street is 82 m2 (882 sqft).