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
25, Grantham Avenue, Seaham, SR7 8LZ	02 May 2025	£110,000	55 m² 592 sqft	£2,000 £185	Terrace (2 bed)
27, Grantham Avenue, Seaham, SR7 8LZ -	25 Oct 2024	£60,500	52 m² 559 sqft	£1,163 £108	Terrace (2 bed)
17, Grantham Avenue, Seaham, SR7 8LZ -	28 Mar 2024	£147,000	88 m² 947 sqft	£1,670 £155	Terrace (2 bed)
57, Grantham Avenue, Seaham, SR7 8LX -	16 Jun 2023	£77,500	49 m² 527 sqft	£1,581 £146	Terrace (2 bed)
22, Grantham Avenue, Seaham, SR7 8LZ -	19 May 2023	£125,000	59 m² 635 sqft	£2,118 £196	Detached (2 bed)
43, Grantham Avenue, Seaham, SR7 8LY	02 Aug 2022	£80,000	47 m² 505 sqft	£1,702 £158	Semi-D
23, Grantham Avenue, Seaham, SR7 8LZ -	19 Nov 2021	£90,000	52 m² 559 sqft	£1,730 £160	Terrace (2 bed)
15, Grantham Avenue, Seaham, SR7 8LZ -	19 May 2021	£83,000	53 m² 570 sqft	£1,566 £145	Terrace (2 bed)
56, Grantham Avenue, Seaham, SR7 8LX -	13 Nov 2020	£97,000	57 m² 613 sqft	£1,701 £158	Terrace (2 bed)
60, Grantham Avenue, Seaham, SR7 8LX	14 Jun 2019	£63,500 B	51 m² 548 sqft	£1,245 £115	Terrace (2 bed)
6, Grantham Avenue, Seaham, SR7 8LZ	05 Feb 2018	£77,000	53 m² 570 sqft	£1,452 £134	Terrace (2 bed)
35, Grantham Avenue, Seaham, SR7 8LY	29 Sep 2017	£56,000	48 m² 516 sqft	£1,166 £108	Terrace (2 bed)
40, Grantham Avenue, Seaham, SR7 8LY -	28 Oct 2016	£92,000	59 m² 635 sqft	£1,559 £144	Terrace (2 bed)
50, Grantham Avenue, Seaham, SR7 8LX -	29 Apr 2016	£68,000	82 m² 882 sqft	£829 £77	Terrace (3 bed)
67, Grantham Avenue, Seaham, SR7 8LX	10 Apr 2014	£65,000	76 m² 818 sqft	£855 £79	Terrace (3 bed)
34, Grantham Avenue, Seaham, SR7 8LY	02 Aug 2013	£60,500	58 m² 624 sqft	£1,043 £96	Terrace (2 bed)
24, Grantham Avenue, Seaham, SR7 8LZ	18 Jul 2012	£36,000	54 m² 581 sqft	£666 £61	Terrace (2 bed)
12, Grantham Avenue, Seaham, SR7 8LZ -	29 Jun 2012	£52,500	53 m² 570 sqft	£990 £91	Terrace (2 bed)
37, Grantham Avenue, Seaham, SR7 8LY -	05 Jan 2011	£70,000	49 m² 527 sqft	£1,428 £132	Terrace (2 bed)
8, Grantham Avenue, Seaham, SR7 8LZ -	28 Feb 2008	£77,000			Terrace (2 bed)
36, Grantham Avenue, Seaham, SR7 8LY -	09 Feb 2007	£75,000			Terrace (2 bed)
2, Grantham Avenue, Seaham, SR7 8LZ -	31 Oct 2006	£105,000	54 m² 581 sqft	£1,944 £180	Terrace (2 bed)
21, Grantham Avenue, Seaham, SR7 8LZ	27 Oct 2006	£85,000			Terrace (2 bed)
51, Grantham Avenue, Seaham, SR7 8LX	27 Jul 2006	£93,995	76 m² 818 sqft	£1,236 £114	Terrace (2 bed)
7, Grantham Avenue, Seaham, SR7 8LZ -	21 Jul 2006	£80,000	48 m² 516 sqft	£1,666 £154	Terrace (2 bed)
19, Grantham Avenue, Seaham, SR7 8LZ	28 Apr 2006	£81,000	53 m² 570 sqft	£1,528 £141	Terrace (2 bed)
53, Grantham Avenue, Seaham, SR7 8LX	27 Apr 2005	£58,000			Terrace (2 bed)
31, Grantham Avenue, Seaham, SR7 8LZ -	15 Feb 2002	£31,000	48 m² 516 sqft	£645 £59	Terrace (2 bed)
25, Grantham Avenue	£110,000 May-2025	55 592	2,000 185
27, Grantham Avenue -	£60,500 Oct-2024	52 559	1,163 108
17, Grantham Avenue -	£147,000 Mar-2024	88 947	1,670 155
57, Grantham Avenue -	£77,500 Jun-2023	49 527	1,581 146
22, Grantham Avenue -	£125,000 May-2023	59 635	2,118 196
43, Grantham Avenue	£80,000 Aug-2022	47 505	1,702 158
23, Grantham Avenue -	£90,000 Nov-2021	52 559	1,730 160
15, Grantham Avenue -	£83,000 May-2021	53 570	1,566 145
56, Grantham Avenue -	£97,000 Nov-2020	57 613	1,701 158
60, Grantham Avenue	£63,500 B Jun-2019	51 548	1,245 115
6, Grantham Avenue	£77,000 Feb-2018	53 570	1,452 134
35, Grantham Avenue	£56,000 Sep-2017	48 516	1,166 108
40, Grantham Avenue -	£92,000 Oct-2016	59 635	1,559 144
50, Grantham Avenue -	£68,000 Apr-2016	82 882	829 77
67, Grantham Avenue	£65,000 Apr-2014	76 818	855 79
34, Grantham Avenue	£60,500 Aug-2013	58 624	1,043 96
24, Grantham Avenue	£36,000 Jul-2012	54 581	666 61
12, Grantham Avenue -	£52,500 Jun-2012	53 570	990 91
37, Grantham Avenue -	£70,000 Jan-2011	49 527	1,428 132
8, Grantham Avenue -	£77,000 Feb-2008
36, Grantham Avenue -	£75,000 Feb-2007
2, Grantham Avenue -	£105,000 Oct-2006	54 581	1,944 180
21, Grantham Avenue	£85,000 Oct-2006
51, Grantham Avenue	£93,995 Jul-2006	76 818	1,236 114
7, Grantham Avenue -	£80,000 Jul-2006	48 516	1,666 154
19, Grantham Avenue	£81,000 Apr-2006	53 570	1,528 141
53, Grantham Avenue	£58,000 Apr-2005
31, Grantham Avenue -	£31,000 Feb-2002	48 516	645 59

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

The average price per square metre (per square foot) in Grantham Avenue, Seaham is £1,705 sqm (£158 per sq ft), this is based on sold property prices of the 6 most recent sales.
The majority of homes in Seaham are now selling for between £1,160 and £2,490 per square metre (£107 and £231 per square foot) , find out more in this local analysis of SR7 8 (Seaham) house prices.
There are about 27 homes on Grantham Avenue, 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 6 property sales in Grantham Avenue, averaging approximately 1 home sales per year .
The average size of all the properties on Grantham Avenue is 60 m2 (645 sqft).