| 22 Portland Avenue, Swindon, SN1 4JW | Jan 2026 | £215,000 | Flat / maisonette | Freehold |
| 8 Portland Avenue, Swindon, SN1 4JW | Aug 2024 | £340,000 | Semi-detached | Freehold |
| 32 Portland Avenue, Swindon, SN1 4JW | May 2024 | £290,000 | Terraced | Freehold |
| 9 Portland Avenue, Swindon, SN1 4JW | Oct 2023 | £220,000 | Terraced | Freehold |
| 24 Portland Avenue, Swindon, SN1 4JW | Aug 2022 | £310,000 | Terraced | Freehold |
| 17 Portland Avenue, Swindon, SN1 4JW | Mar 2022 | £110,000 | Terraced | Leasehold |
| 15 Portland Avenue, Swindon, SN1 4JW | Feb 2022 | £109,000 | Terraced | Leasehold |
| 12 Portland Avenue, Swindon, SN1 4JW | Jun 2021 | £280,000 | Terraced | Freehold |
| 16 Portland Avenue, Swindon, SN1 4JW | Aug 2020 | £240,000 | Terraced | Freehold |
| 30 Portland Avenue, Swindon, SN1 4JW | Aug 2019 | £252,000 | Terraced | Freehold |
| 28 Portland Avenue, Swindon, SN1 4JW | Mar 2017 | £228,500 | Terraced | Freehold |
| Garage Lying To The South West Of, 28 Portland Avenue, Swindon, SN1 4JW | Mar 2017 | £228,500 | Other property | Leasehold |
| 19 Portland Avenue, Swindon, SN1 4JW | Jan 2015 | £157,000 | Terraced | Freehold |
| 3 Portland Avenue, Swindon, SN1 4JW | Nov 2013 | £260,500 | Semi-detached | Freehold |
| 26 Portland Avenue, Swindon, SN1 4JW | Jun 2012 | £168,500 | Terraced | Freehold |
| 1 Portland Avenue, Swindon, SN1 4JW | May 2012 | £110,000 | Detached | Leasehold |
| 11 Portland Avenue, Swindon, SN1 4JW | Feb 2008 | £166,246 | Terraced | Freehold |
| 7 Portland Avenue, Swindon, SN1 4JW | Feb 2008 | £164,000 | Terraced | Freehold |
| 18 Portland Avenue, Swindon, SN1 4JW | Oct 2006 | £234,000 | Terraced | Freehold |
| 4 Portland Avenue, Swindon, SN1 4JW | Sep 2006 | £234,000 | Detached | Freehold |
| 20 Portland Avenue, Swindon, SN1 4JW | Jun 2006 | £200,000 | Terraced | Freehold |
| 6 Portland Avenue, Swindon, SN1 4JW | Apr 2006 | £233,000 | Semi-detached | Freehold |
| 14 Portland Avenue, Swindon, SN1 4JW | Mar 2006 | £236,495 | Terraced | Freehold |
| 1A Portland Avenue, Swindon, SN1 4JW | Nov 1998 | £39,000 | Flat / maisonette | Leasehold |
| 5 Portland Avenue, Swindon, SN1 4JW | Jan 1996 | £73,000 | Semi-detached | Freehold |