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
2, Porter Square, Grantham, NG31 7WT -	07 Jul 2025	£103,000	74 m² 796 sqft	£1,391 £129	Flat (2 bed)
7, Porter Square, Grantham, NG31 7WT -	30 May 2025	£114,500	60 m² 645 sqft	£1,908 £177	Flat
8, Porter Square, Grantham, NG31 7WT -	26 Jul 2024	£100,000	54 m² 581 sqft	£1,851 £171	Flat (2 bed)
5, Porter Square, Grantham, NG31 7WT -	26 Apr 2024	£110,000	60 m² 645 sqft	£1,833 £170	Flat (2 bed)
23, Porter Square, Grantham, NG31 7WT -	29 Jul 2022	£125,000	59 m² 635 sqft	£2,118 £196	Flat (2 bed)
21, Porter Square, Grantham, NG31 7WT	15 Jul 2022	£125,000	59 m² 635 sqft	£2,118 £196	Flat
27, Porter Square, Grantham, NG31 7WT -	04 Apr 2022	£120,500	59 m² 635 sqft	£2,042 £189	Flat (2 bed)
11, Porter Square, Grantham, NG31 7WT -	25 Mar 2022	£125,000	59 m² 635 sqft	£2,118 £196	Flat (2 bed)
28, Porter Square, Grantham, NG31 7WT -	12 Apr 2021	£119,950	72 m² 775 sqft	£1,665 £154	Flat (2 bed)
9, Porter Square, Grantham, NG31 7WT -	19 Feb 2021	£104,000	59 m² 635 sqft	£1,762 £163	Flat (2 bed)
24, Porter Square, Grantham, NG31 7WT -	08 Aug 2019	£92,000	59 m² 635 sqft	£1,559 £144	Flat
3, Porter Square, Grantham, NG31 7WT -	31 Jul 2019	£97,750	59 m² 635 sqft	£1,656 £153	Flat (2 bed)
16, Porter Square, Grantham, NG31 7WT -	28 Jun 2019	£100,000	59 m² 635 sqft	£1,694 £157	Flat (2 bed)
25, Porter Square, Grantham, NG31 7WT -	17 May 2019	£105,000	59 m² 635 sqft	£1,779 £165	Flat (2 bed)
26, Porter Square, Grantham, NG31 7WT -	16 Nov 2018	£100,000	59 m² 635 sqft	£1,694 £157	Flat (2 bed)
14, Porter Square, Grantham, NG31 7WT -	19 Sep 2018	£110,500	74 m² 796 sqft	£1,493 £138	Flat (2 bed)
4, Porter Square, Grantham, NG31 7WT -	28 Jul 2017	£94,950	59 m² 635 sqft	£1,609 £149	Flat
17, Porter Square, Grantham, NG31 7WT -	10 Nov 2015	£95,000	59 m² 635 sqft	£1,610 £149	Flat (2 bed)
6, Porter Square, Grantham, NG31 7WT -	15 Dec 2014	£80,500	59 m² 635 sqft	£1,364 £126	Flat (2 bed)
18, Porter Square, Grantham, NG31 7WT -	12 Dec 2014	£80,000	59 m² 635 sqft	£1,355 £125	Flat (2 bed)
1, Porter Square, Grantham, NG31 7WT	20 Dec 2013	£86,495	59 m² 635 sqft	£1,466 £136	Flat (2 bed)
10, Porter Square, Grantham, NG31 7WT -	09 Dec 2013	£85,995	59 m² 635 sqft	£1,457 £135	Flat (2 bed)
12, Porter Square, Grantham, NG31 7WT -	25 Oct 2013	£84,995	59 m² 635 sqft	£1,440 £133	Flat (2 bed)
15, Porter Square, Grantham, NG31 7WT	19 Jul 2013	£84,995	59 m² 635 sqft	£1,440 £133	Flat (2 bed)
22, Porter Square, Grantham, NG31 7WT -	23 May 2013	£84,995	59 m² 635 sqft	£1,440 £133	Flat (2 bed)
19, Porter Square, Grantham, NG31 7WT	08 Jun 2012	£83,995	59 m² 635 sqft	£1,423 £132	Flat
20, Porter Square, Grantham, NG31 7WT	19 Dec 2011	£87,300	59 m² 635 sqft	£1,479 £137	Flat (2 bed)
2, Porter Square -	£103,000 Jul-2025	74 796	1,391 129
7, Porter Square -	£114,500 May-2025	60 645	1,908 177
8, Porter Square -	£100,000 Jul-2024	54 581	1,851 171
5, Porter Square -	£110,000 Apr-2024	60 645	1,833 170
23, Porter Square -	£125,000 Jul-2022	59 635	2,118 196
21, Porter Square	£125,000 Jul-2022	59 635	2,118 196
27, Porter Square -	£120,500 Apr-2022	59 635	2,042 189
11, Porter Square -	£125,000 Mar-2022	59 635	2,118 196
28, Porter Square -	£119,950 Apr-2021	72 775	1,665 154
9, Porter Square -	£104,000 Feb-2021	59 635	1,762 163
24, Porter Square -	£92,000 Aug-2019	59 635	1,559 144
3, Porter Square -	£97,750 Jul-2019	59 635	1,656 153
16, Porter Square -	£100,000 Jun-2019	59 635	1,694 157
25, Porter Square -	£105,000 May-2019	59 635	1,779 165
26, Porter Square -	£100,000 Nov-2018	59 635	1,694 157
14, Porter Square -	£110,500 Sep-2018	74 796	1,493 138
4, Porter Square -	£94,950 Jul-2017	59 635	1,609 149
17, Porter Square -	£95,000 Nov-2015	59 635	1,610 149
6, Porter Square -	£80,500 Dec-2014	59 635	1,364 126
18, Porter Square -	£80,000 Dec-2014	59 635	1,355 125
1, Porter Square	£86,495 Dec-2013	59 635	1,466 136
10, Porter Square -	£85,995 Dec-2013	59 635	1,457 135
12, Porter Square -	£84,995 Oct-2013	59 635	1,440 133
15, Porter Square	£84,995 Jul-2013	59 635	1,440 133
22, Porter Square -	£84,995 May-2013	59 635	1,440 133
19, Porter Square	£83,995 Jun-2012	59 635	1,423 132
20, Porter Square	£87,300 Dec-2011	59 635	1,479 137

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

The average price per square metre (per square foot) in Porter Square, Grantham is £1,922 sqm (£178 per sq ft), this is calculated from sold house prices of the 8 most recent sales.
The majority of homes in Grantham are now selling for between £1,750 and £2,530 per square metre (£162 and £235 per square foot) , find out more in this local analysis of NG31 7 (Grantham) house prices.
There are about 27 homes on Porter Square, we would have expected roughly 3 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 8 property sales in Porter Square, averaging roughly 2 home sales per year .
The average size of all the properties on Porter Square is 61 m2 (656 sqft).