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)
75, Castle Street, Boston, PE21 8PR -	18 Dec 2024	£347,000	192 m² 2066 sqft	£1,807 £167	Detached
77, Castle Street, Boston, PE21 8PR -	13 Nov 2024	£310,000	192 m² 2066 sqft	£1,614 £149	Detached
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
47, Castle Street, Boston, PE21 8PR -	01 Dec 2022	£96,550 B	68 m² 731 sqft	£1,419 £131	Terrace (2 bed)
56, Castle Street, Boston, PE21 8PN -	07 Oct 2022	£115,000 B	83 m² 893 sqft	£1,385 £128	Terrace (3 bed)
51, Castle Street, Boston, PE21 8PR -	06 Oct 2022	£60,000	71 m² 764 sqft	£845 £78	Terrace (3 bed)
52, Castle Street, Boston, PE21 8PN -	23 Aug 2022	£110,000	78 m² 839 sqft	£1,410 £130	Terrace (2 bed)
23, Castle Street, Boston, PE21 8PN -	15 Jun 2022	£95,000	56 m² 602 sqft	£1,696 £157	Terrace (2 bed)
17, Castle Street, Boston, PE21 8PN -	15 Jun 2022	£135,000	53 m² 570 sqft	£2,547 £236	Terrace (2 bed)
49, Castle Street, Boston, PE21 8PR -	11 Feb 2022	£98,000	71 m² 764 sqft	£1,380 £128	Terrace (3 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)
106, Castle Street, Boston, PE21 8PR -	04 May 2021	£87,500	57 m² 613 sqft	£1,535 £142	Terrace (2 bed)
110, Castle Street, Boston, PE21 8PR -	26 Oct 2020	£187,500	93 m² 1001 sqft	£2,016 £187	Detached
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)
108, Castle Street, Boston, PE21 8PR -	22 Mar 2019	£175,000	137 m² 1474 sqft	£1,277 £118	Detached (3 bed)
61, Castle Street, Boston, PE21 8PR -	19 Apr 2018	£70,000	78 m² 839 sqft	£897 £83	Terrace (2 bed)
20, Castle Street, Boston, PE21 8PN -	30 Nov 2017	£75,000	62 m² 667 sqft	£1,209 £112	Semi-D (3 bed)
71, Castle Street, Boston, PE21 8PR -	16 Oct 2017	£110,000	120 m² 1291 sqft	£916 £85	Detached (3 bed)
22, Castle Street, Boston, PE21 8PN -	18 Aug 2017	£70,000 B	62 m² 667 sqft	£1,129 £104	Terrace (2 bed)
43a, Castle Street, Boston, PE21 8PR -	23 May 2017	£265,000	206 m² 2217 sqft	£1,286 £119	Detached
11, Castle Street, Boston, PE21 8PN -	01 Mar 2017	£123,000	66 m² 710 sqft	£1,863 £173	Detached (3 bed)
45, Castle Street, Boston, PE21 8PR -	13 Jul 2016	£85,000	64 m² 688 sqft	£1,328 £123	Terrace (2 bed)
86, Castle Street, Boston, PE21 8PR	12 May 2016	£65,000	85 m² 914 sqft	£764 £70	Terrace (2 bed)
53, Castle Street, Boston, PE21 8PR -	26 Jun 2015	£86,000 B	69 m² 742 sqft	£1,246 £115	Terrace (3 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
75, Castle St -	£347,000 Dec-2024	192 2066	1,807 167
77, Castle St -	£310,000 Nov-2024	192 2066	1,614 149
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
47, Castle St -	£96,550 B Dec-2022	68 731	1,419 131
56, Castle St -	£115,000 B Oct-2022	83 893	1,385 128
51, Castle St -	£60,000 Oct-2022	71 764	845 78
52, Castle St -	£110,000 Aug-2022	78 839	1,410 130
23, Castle St -	£95,000 Jun-2022	56 602	1,696 157
17, Castle St -	£135,000 Jun-2022	53 570	2,547 236
49, Castle St -	£98,000 Feb-2022	71 764	1,380 128
8, Castle St -	£90,000 May-2021	53 570	1,698 157
2, Castle St -	£80,000 May-2021	52 559	1,538 142
106, Castle St -	£87,500 May-2021	57 613	1,535 142
110, Castle St -	£187,500 Oct-2020	93 1001	2,016 187
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
108, Castle St -	£175,000 Mar-2019	137 1474	1,277 118
61, Castle St -	£70,000 Apr-2018	78 839	897 83
20, Castle St -	£75,000 Nov-2017	62 667	1,209 112
71, Castle St -	£110,000 Oct-2017	120 1291	916 85
22, Castle St -	£70,000 B Aug-2017	62 667	1,129 104
43a, Castle St -	£265,000 May-2017	206 2217	1,286 119
11, Castle St -	£123,000 Mar-2017	66 710	1,863 173
45, Castle St -	£85,000 Jul-2016	64 688	1,328 123
86, Castle St	£65,000 May-2016	85 914	764 70
53, Castle St -	£86,000 B Jun-2015	69 742	1,246 115

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 sold house prices 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 approximately 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).