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Sold prices and estimated values

Property Valuations in PORTMAN SQUARE, Westminster W1H

See what homes on Portman Square have sold for, what they could be worth today, and the highest prices recorded for each type of property.

Highest sold prices on PORTMAN SQUARE

The highest recorded sale on PORTMAN SQUARE is £5,250,000 at FLAT 51, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ, sold on 17 October 2013

Property type Highest sale Address Sale date
Flat / Maisonette £5,250,000 FLAT 51, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ 17 Oct 2013

These historic sales (often known as ceiling prices) can help provide context when assessing potential development values on the street.

FLAT 1, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £236,146
Weighted central estimate £/m²: £11,245
Previous sales
22 Mar 2005 - £120,000

FLAT 100, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,145,677
Weighted central estimate £/m²: £10,139
Previous sales
20 Jan 2020 - £1,430,000

FLAT 101, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,094,770
Weighted central estimate £/m²: £17,947
Previous sales
18 Mar 2021 - £1,350,000
30 Nov 2017 - £840,000
23 Mar 2001 - £260,000
15 Oct 1999 - £190,000

FLAT 102, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £899,241
Weighted central estimate £/m²: £14,274
Previous sales
02 Dec 2016 - £1,150,000

FLAT 106, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,572,500
Weighted central estimate £/m²: £14,040
Previous sales
21 Sep 2009 - £1,082,000

FLAT 11, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £976,157
Weighted central estimate £/m²: £14,570
Previous sales
16 Nov 2009 - £695,000
05 Nov 2007 - £695,000
27 Mar 2007 - £578,000
05 Aug 2002 - £415,000
19 Sep 1996 - £170,000

FLAT 110, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,107,403
Weighted central estimate £/m²: £10,350
Previous sales
21 Dec 1995 - £185,000

FLAT 111, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,079,526
Weighted central estimate £/m²: £9,227
Previous sales
27 Oct 2006 - £617,000
02 Jul 2004 - £525,000
18 Jun 1999 - £320,000

FLAT 112, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £2,592,832
Weighted central estimate £/m²: £19,945
Previous sales
01 Nov 2017 - £3,350,000

FLAT 114, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,696,651
Weighted central estimate £/m²: £15,710
Previous sales
15 Nov 2010 - £1,300,000
19 Feb 2008 - £1,275,000
30 Apr 2007 - £175,000
16 Jul 2001 - £310,000

FLAT 115, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £758,077
Weighted central estimate £/m²: £6,892
Previous sales
02 Mar 2017 - £1,000,000

FLAT 117, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £2,237,513
Weighted central estimate £/m²: £21,723
Previous sales
24 Jun 2010 - £1,650,000
09 Jan 2004 - £450,000

FLAT 120, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £512,496
Weighted central estimate £/m²: £10,250
Previous sales
21 Aug 2017 - £660,000
04 Nov 2009 - £370,000
27 Aug 2004 - £254,000
06 Jun 2002 - £175,000

FLAT 123, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £624,123
Weighted central estimate £/m²: £10,067
Previous sales
17 Nov 2006 - £350,000
29 Aug 2003 - £249,950

FLAT 14, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £714,181
Weighted central estimate £/m²: £10,059
Previous sales
08 Dec 2006 - £400,000

FLAT 16, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £2,106,617
Weighted central estimate £/m²: £14,629
Previous sales
14 Aug 2023 - £2,715,000
29 Sep 2006 - £1,000,000
25 Sep 1996 - £200,000

FLAT 17, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £726,748
Weighted central estimate £/m²: £7,056
Previous sales
30 Oct 2002 - £320,000

FLAT 19, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £2,747,793
Weighted central estimate £/m²: £20,660
Previous sales
16 Jul 2020 - £3,150,000
15 Jun 2018 - £3,015,000
04 Oct 2001 - £759,017

FLAT 2, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £320,081
Weighted central estimate £/m²: £2,667
Previous sales
07 Sep 2006 - £180,000

FLAT 20, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,165,560
Weighted central estimate £/m²: £12,808
Previous sales
17 Dec 2004 - £555,000
22 Aug 2001 - £343,000

FLAT 23, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,633,708
Weighted central estimate £/m²: £15,268
Previous sales
17 Feb 2011 - £1,220,000
07 Dec 2007 - £1,405,555
02 Jan 2007 - £760,000
03 Nov 2004 - £695,000
15 Aug 2002 - £420,000

FLAT 26, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,444,332
Weighted central estimate £/m²: £17,194
Previous sales
21 Jul 2023 - £1,950,000
18 Jan 2018 - £700,000

FLAT 29, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,660,236
Weighted central estimate £/m²: £14,692
Previous sales
22 Jul 2022 - £2,150,000
19 Nov 2010 - £1,025,000
06 Dec 2004 - £575,000
23 Jun 2000 - £310,000
27 May 1998 - £250,000

FLAT 3, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £366,043
Weighted central estimate £/m²: £14,079
Previous sales
13 Oct 2023 - £450,000
06 Jun 2012 - £385,000
31 Mar 2010 - £275,000

FLAT 30, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,802,341
Weighted central estimate £/m²: £16,535
Previous sales
19 Jan 2023 - £2,545,000
01 Feb 2008 - £850,000
18 Nov 2005 - £400,000

FLAT 31, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,888,485
Weighted central estimate £/m²: £13,299
Previous sales
06 Sep 2013 - £1,900,000
31 Mar 2009 - £980,000
26 Apr 2006 - £940,000
16 Jul 2003 - £800,000
01 Oct 2001 - £470,000

FLAT 32, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,138,254
Weighted central estimate £/m²: £14,593
Previous sales
20 Sep 2002 - £500,000
09 Apr 1999 - £245,000

FLAT 35, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,622,202
Weighted central estimate £/m²: £15,161
Previous sales
01 Feb 2018 - £2,252,056
05 Aug 2016 - £1,500,000

FLAT 37, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,544,405
Weighted central estimate £/m²: £10,725
Previous sales
01 Jul 2022 - £2,000,000

FLAT 38, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,327,263
Weighted central estimate £/m²: £16,591
Previous sales
23 Mar 2010 - £1,000,000
22 Jun 2006 - £462,500

FLAT 41, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £797,479
Weighted central estimate £/m²: £7,818
Previous sales
23 Nov 2023 - £975,000

FLAT 44, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £3,320,598
Weighted central estimate £/m²: £43,692
Previous sales
25 Aug 2007 - £775,000
12 Apr 2001 - £285,000

FLAT 47, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,633,827
Weighted central estimate £/m²: £15,128
Previous sales
16 Oct 2017 - £2,100,000
19 Nov 2010 - £900,000
06 Mar 2001 - £105,000 (New build)
24 May 1999 - £235,000

FLAT 49, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,650,179
Weighted central estimate £/m²: £11,872
Previous sales
15 Jul 2016 - £2,100,000

FLAT 51, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £5,087,457
Weighted central estimate £/m²: £24,111
Previous sales
17 Oct 2013 - £5,250,000
04 Apr 2011 - £3,200,000
16 Jun 2003 - £950,000
05 Jul 2002 - £775,000

FLAT 54, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,695,362
Weighted central estimate £/m²: £16,146
Previous sales
11 Jul 2025 - £2,100,000
30 Oct 2009 - £1,320,000
19 Jun 2007 - £905,000

FLAT 56, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,050,600
Weighted central estimate £/m²: £13,133
Previous sales
31 Jul 2017 - £1,385,000

FLAT 60, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,154,331
Weighted central estimate £/m²: £10,890
Previous sales
24 Jun 2005 - £580,000
21 Aug 2002 - £475,000

FLAT 61, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,174,125
Weighted central estimate £/m²: £11,182
Previous sales
25 Sep 2003 - £535,000

FLAT 65, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,609,849
Weighted central estimate £/m²: £15,630
Previous sales
04 Mar 1998 - £380,000
14 Mar 1997 - £225,000

FLAT 66, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £2,544,485
Weighted central estimate £/m²: £23,780
Previous sales
07 Oct 2025 - £2,700,000
26 Feb 2021 - £2,000,000
04 Mar 1998 - £420,000
14 Mar 1997 - £225,000

FLAT 67, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,371,103
Weighted central estimate £/m²: £17,356
Previous sales
20 Jul 2021 - £1,700,000
22 Feb 2000 - £275,000

FLAT 68, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,618,988
Weighted central estimate £/m²: £12,648
Previous sales
19 Jun 2024 - £2,000,000
31 Mar 2016 - £2,000,000
21 Aug 2000 - £400,000

FLAT 69, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,872,918
Weighted central estimate £/m²: £18,362
Previous sales
03 Jul 2012 - £1,650,000
20 Jul 2007 - £950,000
14 Apr 2003 - £525,000
16 Nov 2001 - £390,000

FLAT 71, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £755,374
Weighted central estimate £/m²: £12,383
Previous sales
03 May 2013 - £735,000
25 Jun 2010 - £625,000
13 Nov 2007 - £525,000
16 Nov 2001 - £250,000

FLAT 72, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £670,916
Weighted central estimate £/m²: £10,999
Previous sales
09 Dec 2022 - £920,000
08 Nov 2006 - £415,000
19 Dec 2003 - £310,000

FLAT 74, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £990,493
Weighted central estimate £/m²: £23,035
Previous sales
04 Apr 1997 - £200,000

FLAT 75, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £928,866
Weighted central estimate £/m²: £7,806
Previous sales
26 Jun 2003 - £425,000
03 Jun 1997 - £205,000

FLAT 76, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,293,837
Weighted central estimate £/m²: £12,206
Previous sales
05 Nov 2008 - £875,000
17 Aug 2007 - £855,000
26 Feb 1998 - £245,000

FLAT 78, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £788,526
Weighted central estimate £/m²: £12,321
Previous sales
23 Feb 2010 - £600,000
12 Jun 2009 - £460,000
31 Jan 2006 - £310,000
08 Jun 1996 - £105,500

FLAT 80, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,323,843
Weighted central estimate £/m²: £13,372
Previous sales
16 May 2001 - £475,000
17 Dec 1998 - £265,000

FLAT 81, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,215,427
Weighted central estimate £/m²: £11,576
Previous sales
08 May 1998 - £300,000
06 Mar 1998 - £260,000

FLAT 82, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,751,041
Weighted central estimate £/m²: £16,213
Previous sales
23 Jul 2019 - £2,050,000
28 Jun 2012 - £249,975 (New build)

FLAT 83, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £909,286
Weighted central estimate £/m²: £14,433
Previous sales
30 Jun 1999 - £235,000
18 Mar 1997 - £135,000

FLAT 84, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £600,080
Weighted central estimate £/m²: £7,896
Previous sales
15 May 1996 - £100,000

FLAT 85, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,295,192
Weighted central estimate £/m²: £12,105
Previous sales
06 Dec 2011 - £1,025,000
30 Jun 2006 - £500,000
12 Mar 2004 - £440,000
02 Jun 2000 - £375,000
22 Feb 2000 - £280,000

FLAT 87, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,355,083
Weighted central estimate £/m²: £12,664
Previous sales
09 Dec 2015 - £1,700,000
23 Nov 2005 - £605,000
09 Nov 1999 - £460,000
17 May 1999 - £265,000
11 Nov 1997 - £258,000
02 May 1997 - £195,000

FLAT 89, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,038,741
Weighted central estimate £/m²: £17,029
Previous sales
14 Dec 2023 - £1,340,000
17 Feb 2020 - £1,260,000
14 Aug 2014 - £1,350,000
02 May 2003 - £320,000
20 Mar 1998 - £135,000

FLAT 91, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,604,667
Weighted central estimate £/m²: £14,997
Previous sales
04 Jan 1999 - £378,000
09 Jun 1998 - £262,000

FLAT 93, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £271,129
Weighted central estimate £/m²: £2,465
Previous sales
10 Nov 2011 - £213,500
13 Jun 2002 - £550,000
30 Oct 1998 - £312,000

FLAT 94, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £966,861
Weighted central estimate £/m²: £8,952
Previous sales
07 Sep 1998 - £235,000

FLAT 96, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £981,512
Weighted central estimate £/m²: £16,090
Previous sales
01 Nov 2023 - £1,200,000
16 Oct 2013 - £685,000

FLAT 97, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £676,900
Weighted central estimate £/m²: £6,154
Previous sales
16 Nov 2020 - £750,000

FLAT 98, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LL

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £1,306,950
Weighted central estimate £/m²: £12,214
Previous sales
02 Jun 2008 - £875,000
20 Aug 1996 - £175,000

PENTHOUSE E, 15, PORTMAN SQUARE, CITY OF WESTMINSTER, GREATER LONDON W1H 6LJ

Tenure: Leasehold
Property Type: Flat
Weighted central estimate: £2,012,083
Weighted central estimate £/m²: £11,178
Previous sales
04 Oct 2006 - £1,150,000

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