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
Apartment 18 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	18 Jul 2025	£300,000	76 m² 818 sqft	£3,947 £366	Flat (1 bed)
Apartment 24 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	12 Oct 2023	£420,000	83 m² 893 sqft	£5,060 £470	Flat (2 bed)
Apartment 15 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	14 Sep 2023	£365,000	61 m² 656 sqft	£5,983 £555	Flat (2 bed)
Apartment 17 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	20 May 2022	£285,000	61 m² 656 sqft	£4,672 £434	Flat (2 bed)
Apartment 12 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	31 Jan 2022	£318,000 B	68 m² 731 sqft	£4,676 £434	Other (2 bed)
Apartment 20 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	29 Jun 2021	£375,000	79 m² 850 sqft	£4,746 £440	Flat (2 bed)
Apartment 10 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	23 Apr 2021	£438,000	71 m² 764 sqft	£6,169 £573	Flat
Apartment 6 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	20 Sep 2019	£345,000	67 m² 721 sqft	£5,149 £478	Flat (2 bed)
Apartment 22 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	15 Dec 2017	£290,000	77 m² 828 sqft	£3,766 £349	Flat (2 bed)
Apartment 23 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	30 Jun 2017	£325,000	67 m² 721 sqft	£4,850 £450	Flat (2 bed)
Apartment 2 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	28 Jun 2017	£325,000	73 m² 785 sqft	£4,452 £413	Flat (2 bed)
Apartment 16 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	27 Jan 2017	£275,000	71 m² 764 sqft	£3,873 £359	Flat (2 bed)
Apartment 4 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	23 Nov 2016	£299,995	78 m² 839 sqft	£3,846 £357	Flat (2 bed)
Apartment 1 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	14 Sep 2015	£256,000	63 m² 678 sqft	£4,063 £377	Flat (2 bed)
Apartment 21 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	05 Jan 2015	£265,000	62 m² 667 sqft	£4,274 £397	Flat (2 bed)
Apartment 19 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL	09 Jul 2014	£240,000	67 m² 721 sqft	£3,582 £332	Flat (2 bed)
Apartment 8 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	19 Aug 2013	£227,000	102 m² 1097 sqft	£2,225 £206	Flat
Apartment 3 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL	04 Jan 2013	£200,000	63 m² 678 sqft	£3,174 £294	Flat (2 bed)
Apartment 5 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	31 Jul 2012	£217,000	70 m² 753 sqft	£3,100 £287	Flat (2 bed)
Apartment 14 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	22 Mar 2012	£235,000	83 m² 893 sqft	£2,831 £263	Flat (2 bed)
Apartment 7 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL	28 Oct 2011	£235,000	82 m² 882 sqft	£2,865 £266	Flat (2 bed)
Apartment 9 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL	15 Apr 2010	£300,000	93 m² 1001 sqft	£3,225 £299	Flat
Apartment 11 Robert Ellis Court, St Martins Road, Knebworth, SG3 6EL -	25 Sep 2009	£300,000	87 m² 936 sqft	£3,448 £320	Flat
Apartment 18 Robert Ellis Court, St Martins Rd -	£300,000 Jul-2025	76 818	3,947 366
Apartment 24 Robert Ellis Court, St Martins Rd -	£420,000 Oct-2023	83 893	5,060 470
Apartment 15 Robert Ellis Court, St Martins Rd -	£365,000 Sep-2023	61 656	5,983 555
Apartment 17 Robert Ellis Court, St Martins Rd -	£285,000 May-2022	61 656	4,672 434
Apartment 12 Robert Ellis Court, St Martins Rd -	£318,000 B Jan-2022	68 731	4,676 434
Apartment 20 Robert Ellis Court, St Martins Rd -	£375,000 Jun-2021	79 850	4,746 440
Apartment 10 Robert Ellis Court, St Martins Rd -	£438,000 Apr-2021	71 764	6,169 573
Apartment 6 Robert Ellis Court, St Martins Rd -	£345,000 Sep-2019	67 721	5,149 478
Apartment 22 Robert Ellis Court, St Martins Rd -	£290,000 Dec-2017	77 828	3,766 349
Apartment 23 Robert Ellis Court, St Martins Rd -	£325,000 Jun-2017	67 721	4,850 450
Apartment 2 Robert Ellis Court, St Martins Rd -	£325,000 Jun-2017	73 785	4,452 413
Apartment 16 Robert Ellis Court, St Martins Rd -	£275,000 Jan-2017	71 764	3,873 359
Apartment 4 Robert Ellis Court, St Martins Rd -	£299,995 Nov-2016	78 839	3,846 357
Apartment 1 Robert Ellis Court, St Martins Rd -	£256,000 Sep-2015	63 678	4,063 377
Apartment 21 Robert Ellis Court, St Martins Rd -	£265,000 Jan-2015	62 667	4,274 397
Apartment 19 Robert Ellis Court, St Martins Rd	£240,000 Jul-2014	67 721	3,582 332
Apartment 8 Robert Ellis Court, St Martins Rd -	£227,000 Aug-2013	102 1097	2,225 206
Apartment 3 Robert Ellis Court, St Martins Rd	£200,000 Jan-2013	63 678	3,174 294
Apartment 5 Robert Ellis Court, St Martins Rd -	£217,000 Jul-2012	70 753	3,100 287
Apartment 14 Robert Ellis Court, St Martins Rd -	£235,000 Mar-2012	83 893	2,831 263
Apartment 7 Robert Ellis Court, St Martins Rd	£235,000 Oct-2011	82 882	2,865 266
Apartment 9 Robert Ellis Court, St Martins Rd	£300,000 Apr-2010	93 1001	3,225 299
Apartment 11 Robert Ellis Court, St Martins Rd -	£300,000 Sep-2009	87 936	3,448 320

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

The average price per square metre (per square foot) in St Martins Road, Knebworth is £5,115 sqm (£475 per sq ft), this is based on the sold price of the 6 most recent sales.
The majority of homes in Knebworth are now selling for between £4,470 and £5,590 per square metre (£415 and £519 per square foot) , find out more in this local analysis of SG3 6 (Knebworth) house prices.
There are about 36 homes on St Martins Road, we would have expected approximately 5 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 St Martins Road, averaging roughly 1 home sales per year .
The average size of all the properties on St Martins Road is 100 m2 (1,076 sqft).