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
7 Mary Proud Court, Oak Piece, Welwyn, AL6 0XG -	10 Jul 2025	£530,000	105 m² 1130 sqft	£5,047 £468	Terrace (4 bed)
5 Mary Proud Court, Oak Piece, Welwyn, AL6 0XG -	07 Sep 2022	£567,500	85 m² 914 sqft	£6,676 £620	Detached (3 bed)
2 Mary Proud Court, Oak Piece, Welwyn, AL6 0XG -	18 Feb 2022	£322,000	52 m² 559 sqft	£6,192 £575	Flat (2 bed)
6 Mary Proud Court, Oak Piece, Welwyn, AL6 0XG -	31 Aug 2018	£492,500	115 m² 1237 sqft	£4,282 £397	Semi-D
4 Mary Proud Court, Oak Piece, Welwyn, AL6 0XG -	22 Aug 2017	£480,000	105 m² 1130 sqft	£4,571 £424	Terrace (3 bed)
1 Mary Proud Court, Oak Piece, Welwyn, AL6 0XG -	15 Apr 2011	£170,250	53 m² 570 sqft	£3,212 £298	Flat (2 bed)
8 Mary Proud Court, Oak Piece, Welwyn, AL6 0XG -	22 Oct 2010	£250,000	93 m² 1001 sqft	£2,688 £249	Terrace (3 bed)
3 Mary Proud Court, Oak Piece, Welwyn, AL6 0XG	30 May 1997	£119,950	98 m² 1054 sqft	£1,223 £113	Terrace (2 bed)
7 Mary Proud Court, Oak Piece -	£530,000 Jul-2025	105 1130	5,047 468
5 Mary Proud Court, Oak Piece -	£567,500 Sep-2022	85 914	6,676 620
2 Mary Proud Court, Oak Piece -	£322,000 Feb-2022	52 559	6,192 575
6 Mary Proud Court, Oak Piece -	£492,500 Aug-2018	115 1237	4,282 397
4 Mary Proud Court, Oak Piece -	£480,000 Aug-2017	105 1130	4,571 424
1 Mary Proud Court, Oak Piece -	£170,250 Apr-2011	53 570	3,212 298
8 Mary Proud Court, Oak Piece -	£250,000 Oct-2010	93 1001	2,688 249
3 Mary Proud Court, Oak Piece	£119,950 May-1997	98 1054	1,223 113

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

The average price per square metre (per square foot) in Oak Piece, Welwyn is £6,006 sqm (£557 per sq ft), this is based on sold house prices of the 5 most recent sales.
The majority of homes in Welwyn are now selling for between £4,990 and £6,420 per square metre (£463 and £596 per square foot) , find out more in this local analysis of AL6 0 (Welwyn) house prices.
There are about 27 homes on Oak Piece, we would have expected about 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 5 property sales in Oak Piece, averaging about 1 home sales per year .
The average size of all the properties on Oak Piece is 84 m2 (904 sqft).