Skip to content

House prices in Thornhill Avenue, Southampton, SO19

49 homes have sold on Thornhill Avenue (SO19) since 1995, the first in 1996. Over the last five years the median sold price was £367,500 from 4 sales, 20% above the Southampton median of £305,250and against £268,250 across SO19. Sales here have been detached 78%, semi-detached 18%, terraced 4%.

Median sold price
£367,500
last five years · 4 sales
Half of sales were above this price, half below
Price per sq ft
£310
based on 4 of 4 sales
Sales matched to an EPC floor area
Sales since 1995
49
1 in the last 12 months
Latest sale
£280,000
19 Aug 2025
vs Southampton
+20%
Southampton median £305,250

Every sale on Thornhill Avenue, SO19

41 SO19 6PS · Detached £280,000· 19 Aug 2025
19 Aug 2025£280,000Detached · Freehold1,572 sq ft · £178/sq ftfirst recorded sale
28 SO19 6PR · Detached £395,000· 16 Aug 2024 · 2 sales
16 Aug 2024£395,000Detached · Freehold1,281 sq ft · £308/sq ftfirst recorded sale
16 Mar 2012£240,000Detached · Freehold1,281 sq ft · £187/sq ft−39% vs 2024
33 SO19 6PS · Detached £375,000· 15 Mar 2023 · 2 sales
15 Mar 2023£375,000Detached · Freehold1,206 sq ft · £311/sq ft+50% vs 2014
20 Jun 2014£249,500Detached · Freehold1,206 sq ft · £207/sq ftfirst recorded sale
12 SO19 6PT · Detached £360,000· 18 Feb 2022 · 3 sales
18 Feb 2022£360,000Detached · Freehold1,012 sq ft · £356/sq ftfirst recorded sale
1 Nov 2019£342,000Detached · Freehold1,012 sq ft · £338/sq ft−5% vs 2022
27 Jun 2016£238,000Detached · Freehold1,012 sq ft · £235/sq ft−30% vs 2019
20 SO19 6PR · Detached £310,000· 29 Jan 2021 · 2 sales
29 Jan 2021£310,000Detached · Freehold1,012 sq ft · £306/sq ftfirst recorded sale
31 Jan 2005£150,000Detached · Freehold1,012 sq ft · £148/sq ft−52% vs 2021
7 SO19 6PU · Terraced £268,000· 8 Feb 2019 · 2 sales
8 Feb 2019£268,000Terraced · Freehold1,076 sq ft · £249/sq ft+41% vs 2006
15 Dec 2006£189,950Terraced · Freehold1,076 sq ft · £176/sq ftfirst recorded sale
45 SO19 6PS · Detached £200,000· 11 Dec 2018
11 Dec 2018£200,000Detached · Freeholdfirst recorded sale
19 SO19 6PS · Semi-detached £280,000· 4 Dec 2018
4 Dec 2018£280,000Semi-detached · Freehold980 sq ft · £286/sq ftfirst recorded sale
1a SO19 6PU · Detached £275,000· 6 Nov 2018 · 3 sales
6 Nov 2018£275,000Detached · Freehold1,292 sq ft · £213/sq ft+17% vs 2007
3 Apr 2007£234,950Detached · Freehold1,292 sq ft · £182/sq ft+167% vs 1999
19 Nov 1999£88,000Detached · Freehold1,292 sq ft · £68/sq ftfirst recorded sale
3 SO19 6PU · Detached £215,000· 29 Jan 2016 · 2 sales
29 Jan 2016£215,000Detached · Freehold657 sq ft · £327/sq ft+55% vs 2002
23 Aug 2002£138,500Detached · Freehold657 sq ft · £211/sq ftfirst recorded sale
14 SO19 6PR · Detached £267,000· 18 Dec 2015 · 3 sales
18 Dec 2015£267,000Detached · Freehold850 sq ft · £314/sq ft+32% vs 2010
30 Apr 2010£202,950Detached · Freehold850 sq ft · £239/sq ftfirst recorded sale
12 Dec 2002£168,000Detached · Freehold850 sq ft · £198/sq ft−37% vs 2015
13 SO19 6PU · Semi-detached £183,000· 24 Jan 2013 · 2 sales
24 Jan 2013£183,000Semi-detached · Freehold893 sq ft · £205/sq ftfirst recorded sale
28 Jul 2010£165,000Semi-detached · Freehold893 sq ft · £185/sq ft−10% vs 2013
8 SO19 6PT · Detached £180,000· 29 Jul 2011 · 3 sales
29 Jul 2011£180,000Detached · Freehold1,249 sq ft · £144/sq ftfirst recorded sale
30 Mar 2001£129,000Detached · Freehold1,249 sq ft · £103/sq ft−28% vs 2011
2 May 1997£59,000Detached · Freehold1,249 sq ft−54% vs 2001
21 SO19 6PS · Semi-detached £195,000· 28 Jan 2011 · 3 sales
28 Jan 2011£195,000Semi-detached · Freehold−2% vs 2010
23 Apr 2010£199,950Semi-detached · Freeholdfirst recorded sale
8 Sept 2006£200,000Semi-detached · Freehold+3% vs 2011
17 SO19 6PS · Detached £214,950· 30 Oct 2009 · 3 sales
30 Oct 2009£214,950Detached · Freehold+28% vs 2003
28 Feb 2003£168,000Detached · Freeholdfirst recorded sale
16 May 2000£117,000Detached · Freehold−46% vs 2009
1b SO19 6PU · Detached £209,950· 30 Nov 2007 · 3 sales
30 Nov 2007£209,950Detached · Freehold+139% vs 1999
30 Aug 2002£143,000Detached · Freeholdfirst recorded sale
26 Nov 1999£88,000Detached · Freehold−38% vs 2002
26 SO19 6PR · Detached £173,000· 26 Oct 2005 · 2 sales
26 Oct 2005£173,000Detached · Freehold+98% vs 1999
29 Oct 1999£87,500Detached · Freeholdfirst recorded sale
9 SO19 6PU · Semi-detached £165,000· 21 Oct 2005 · 2 sales
21 Oct 2005£165,000Semi-detached · Freeholdfirst recorded sale
15 Mar 2001£105,000Semi-detached · Freehold−36% vs 2005
16 SO19 6PR · Detached £163,000· 16 Jan 2004
16 Jan 2004£163,000Detached · Freeholdfirst recorded sale
29 SO19 6PS · Detached £127,000· 31 Oct 2001
31 Oct 2001£127,000Detached · Freeholdfirst recorded sale
25 SO19 6PS · Detached £117,000· 29 Nov 2000
29 Nov 2000£117,000Detached · Freeholdfirst recorded sale
5 SO19 6PU · Semi-detached £107,500· 10 Nov 2000
10 Nov 2000£107,500Semi-detached · Freeholdfirst recorded sale
10 SO19 6PT · Detached £87,000· 6 Oct 2000
6 Oct 2000£87,000Detached · Freehold1,066 sq ft · £82/sq ftfirst recorded sale
42 SO19 6PR · Detached £94,500· 12 Feb 1999
12 Feb 1999£94,500Detached · Freeholdfirst recorded sale
38 SO19 6PR · Detached £94,000· 29 May 1998
29 May 1998£94,000Detached · Freeholdfirst recorded sale
22 SO19 6PR · Detached £77,000· 16 Jan 1998
16 Jan 1998£77,000Detached · Freeholdfirst recorded sale
18 SO19 6PR · Detached £53,500· 23 Aug 1996
23 Aug 1996£53,500Detached · Freeholdfirst recorded sale

At your size

A 90 m² (970 sq ft) home in SO19 is worth roughly £263k–£344k at the district's typical £271–£355 per square foot (1,411 sales, two years) — a range, not a valuation.

Check your address

All sold prices in Southampton· SO19 district on the Southampton page

Track Thornhill Avenue, SO19

One email a month with the sales newly registered here — no account needed, unsubscribe in one click.

Sources and method. Sales completed to July 2026, as registered by 29 Aug 2026 · headline figures cover the 12 months to May 2026 (later months are still being registered).Next HM Land Registry release ~28 Sept 2026. Medians unless stated; averages only where 30 or more sales. Category A sales only (standard price-paid transactions), houses and flats.

Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. Floor areas derived from Energy Performance Certificate data © Crown copyright, licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Source: Office for National Statistics licensed under the Open Government Licence v3.0.

How we calculate these figures · Ask us to hide a sale or correct a record