Over the past 19 years, there have been 57 property sales recorded in the PO1 3SG postcode area. The highest sale price reached £210,000, while the most recent sale was for a terraced flat sold in May 2025 for £160,000.

The estimated average property value in PO1 3SG currently stands at £157,784, which is approximately 46.6% lower than the city average - making it a relatively affordable option for buyers.

In terms of size, the average price per square metre is approximately £6,019.

Property prices in PO1 3SG have risen by 3.1% over the past year , with a total increase of 13.6% over the past five years , and a long-term rise of 37.1% over the past decade .

100% of recorded transactions in the area were for flat properties.

Housing in PO1 3SG is mixed, with 45% of homes being , indicating a diverse residential makeup.

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Property Sales

Flat 100, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 510 sq ft
Today
£180,664
streetscan.co.uk estimate
20 Aug 2010
£125,000
26 Oct 2007
£62,500
More details

Flat 101, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 474 sq ft
Today
£173,709
streetscan.co.uk estimate
31 Jan 2014
£120,000
More details

Flat 102, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 527 sq ft
Today
£184,309
streetscan.co.uk estimate
15 Dec 2016
£160,000
More details

Flat 104, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 517 sq ft
Today
£188,932
streetscan.co.uk estimate
12 Jun 2019
£173,000
30 Oct 2009
£82,500
More details

Flat 105, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 527 sq ft
Today
£192,023
streetscan.co.uk estimate
27 Sep 2019
£175,000
30 Oct 2015
£157,000
More details

Flat 53, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 54, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£113,682
streetscan.co.uk estimate
21 May 2024
£117,000
22 May 2007
£115,000
More details

Flat 55, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 56, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£158,390
streetscan.co.uk estimate
12 Jun 2007
£125,000
More details

Flat 57, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£158,390
streetscan.co.uk estimate
20 Jun 2007
£125,000
More details

Flat 58, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£125,484
streetscan.co.uk estimate
26 Aug 2016
£105,000
22 May 2007
£115,000
More details

Flat 59, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£125,000
streetscan.co.uk estimate
21 Jul 2016
£105,000
22 May 2007
£115,000
More details

Flat 60, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 61, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 62, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 63, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 64, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 65, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 215 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 66, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 248 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 67, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 205 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 68, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 69, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 70, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£94,678
streetscan.co.uk estimate
30 Mar 2023
£100,000
22 May 2007
£115,000
More details

Flat 71, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 72, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 73, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 74, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£136,996
streetscan.co.uk estimate
10 Jul 2017
£125,000
22 May 2007
£115,000
More details

Flat 75, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 76, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 226 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 77, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 280 sq ft
Today
£146,724
streetscan.co.uk estimate
22 May 2007
£115,000
More details

Flat 78, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 269 sq ft
Today
£120,843
streetscan.co.uk estimate
6 Mar 2020
£110,000
22 May 2007
£115,000
More details

Flat 80, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 517 sq ft
Today
£193,228
streetscan.co.uk estimate
15 Jan 2016
£155,000
16 Jan 2014
£129,995
More details

Flat 81, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 3bed
📐 517 sq ft
Today
£231,526
streetscan.co.uk estimate
20 Mar 2019
£210,000
More details

Flat 83, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 523 sq ft
Today
£177,316
streetscan.co.uk estimate
1 Oct 2012
£120,000
More details

Flat 88, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 517 sq ft
Today
£64,535
streetscan.co.uk estimate
30 Nov 2007
£51,000
More details

Flat 89, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 506 sq ft
Today
£153,368
streetscan.co.uk estimate
30 May 2025
£160,000
More details

Flat 90, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 2bed
📐 517 sq ft
Today
£180,434
streetscan.co.uk estimate
16 Nov 2012
£122,500
30 Nov 2007
£63,750
More details

Flat 92, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 280 sq ft
Today
£103,721
streetscan.co.uk estimate
19 Jul 2022
£110,000
11 Dec 2020
£120,000
View +3 more
More details

Flat 96, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 269 sq ft
Today
£128,624
streetscan.co.uk estimate
3 Aug 2020
£117,500
14 Apr 2015
£92,500
More details

Flat 99, The Round House Gunwharf Quays, Portsmouth, PO1 3SG

🏠 Flat
🛏️ 1bed
📐 527 sq ft
Today
£164,239
streetscan.co.uk estimate
13 Mar 2015
£124,999
8 Jul 2009
£53,000
More details

Area Insights

Data Sources

Properties at PO1 3SG appear fifty-seven times in the Land Registry records, with the latest transaction recorded on 30 May 2025. It also has fourty Energy Performance Certificates (EPC) entries, the earliest dating back to 14 Jul 2018. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.

Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.