| 27 Portland Avenue, Southend-On-Sea, SS1 2DD | Sep 2025 | £283,000 | Terraced | Freehold |
| 4A Portland Avenue, Southend-On-Sea, SS1 2DD | Jul 2025 | £140,000 | Terraced | Leasehold |
| 14 Portland Avenue, Southend-On-Sea, SS1 2DD | Jul 2025 | £360,000 | Terraced | Freehold |
| 21 Portland Avenue, Southend-On-Sea, SS1 2DD | Apr 2024 | £300,000 | Terraced | Freehold |
| 1A Portland Avenue, Southend-On-Sea, SS1 2DD | Mar 2023 | £153,000 | Terraced | Leasehold |
| 16 Portland Avenue, Southend-On-Sea, SS1 2DD | Feb 2023 | £340,000 | Terraced | Freehold |
| 11 Portland Avenue, Southend-On-Sea, SS1 2DD | Jul 2022 | £425,000 | Terraced | Freehold |
| Lower Flat, 17 Portland Avenue, Southend-On-Sea, SS1 2DD | May 2022 | £208,000 | Flat / maisonette | Leasehold |
| 26 Portland Avenue, Southend-On-Sea, SS1 2DD | Jun 2021 | £350,000 | Terraced | Freehold |
| 19 Portland Avenue, Southend-On-Sea, SS1 2DD | Nov 2019 | £320,000 | Terraced | Freehold |
| 22 Portland Avenue, Southend-On-Sea, SS1 2DD | Apr 2019 | £295,000 | Terraced | Freehold |
| 35 Portland Avenue, Southend-On-Sea, SS1 2DD | Mar 2019 | £270,000 | Terraced | Freehold |
| 30 Portland Avenue, Southend-On-Sea, SS1 2DD | Feb 2018 | £337,000 | Terraced | Freehold |
| 10 Portland Avenue, Southend-On-Sea, SS1 2DD | Feb 2017 | £235,000 | Terraced | Freehold |
| 15 Portland Avenue, Southend-On-Sea, SS1 2DD | Nov 2015 | £245,000 | Terraced | Freehold |
| 24 Portland Avenue, Southend-On-Sea, SS1 2DD | Jan 2015 | £180,000 | Terraced | Freehold |
| 20 Portland Avenue, Southend-On-Sea, SS1 2DD | Jan 2014 | £175,000 | Terraced | Freehold |
| 1 Portland Avenue, Southend-On-Sea, SS1 2DD | Dec 2010 | £107,500 | Flat / maisonette | Leasehold |
| 18 Portland Avenue, Southend-On-Sea, SS1 2DD | Oct 2010 | £165,000 | Terraced | Freehold |
| 6 Portland Avenue, Southend-On-Sea, SS1 2DD | Oct 2010 | £190,000 | Terraced | Freehold |
| 23 Portland Avenue, Southend-On-Sea, SS1 2DD | Aug 2010 | £194,000 | Terraced | Freehold |
| 29 Portland Avenue, Southend-On-Sea, SS1 2DD | Jun 2010 | £180,000 | Terraced | Freehold |
| 25 Portland Avenue, Southend-On-Sea, SS1 2DD | Mar 2008 | £233,000 | Terraced | Freehold |
| 4 Portland Avenue, Southend-On-Sea, SS1 2DD | Dec 2005 | £85,000 | Terraced | Leasehold |
| 9 Portland Avenue, Southend-On-Sea, SS1 2DD | Aug 2004 | £167,000 | Semi-detached | Freehold |
| 2A Portland Avenue, Southend-On-Sea, SS1 2DD | May 2004 | £97,000 | Flat / maisonette | Leasehold |
| 3 Portland Avenue, Southend-On-Sea, SS1 2DD | Feb 2004 | £189,500 | Terraced | Freehold |
| 33A Portland Avenue, Southend-On-Sea, SS1 2DD | Apr 2003 | £82,000 | Flat / maisonette | Leasehold |
| 28 Portland Avenue, Southend-On-Sea, SS1 2DD | Jan 2002 | £38,475 | Terraced | Freehold |
| 17 Portland Avenue, Southend-On-Sea, SS1 2DD | Dec 2001 | £45,000 | Semi-detached | Leasehold |
| 31 Portland Avenue, Southend-On-Sea, SS1 2DD | Oct 2001 | £90,000 | Terraced | Freehold |
| 13 Portland Avenue, Southend-On-Sea, SS1 2DD | Aug 2000 | £85,000 | Semi-detached | Freehold |
| 7 Portland Avenue, Southend-On-Sea, SS1 2DD | Nov 1999 | £68,000 | Semi-detached | Freehold |
| 5 Portland Avenue, Southend-On-Sea, SS1 2DD | Dec 1996 | £59,950 | Terraced | Freehold |