| Flat 5, 17 Collison Avenue, Barnet, EN5 3BQ | Mar 2025 | £462,500 | Flat / maisonette | Leasehold |
| 3 Collison Avenue, Barnet, EN5 3BQ | Feb 2025 | £930,000 | Semi-detached | Freehold |
| 10 Collison Avenue, Barnet, EN5 3DD | Dec 2024 | £1,085,000 | Semi-detached | Freehold |
| 28 Collison Avenue, Barnet, EN5 3DD | Nov 2024 | £800,000 | Terraced | Freehold |
| Flat 8, 15 Collison Avenue, Barnet, EN5 3BQ | Aug 2024 | £450,000 | Flat / maisonette | Leasehold |
| Flat 3, 15 Collison Avenue, Barnet, EN5 3BQ | Jul 2024 | £350,000 | Flat / maisonette | Leasehold |
| Flat 10, 13 Collison Avenue, Barnet, EN5 3BQ | Sep 2023 | £675,000 | Flat / maisonette | Leasehold |
| Flat 7, 15 Collison Avenue, Barnet, EN5 3BQ | Aug 2023 | £370,000 | Flat / maisonette | Leasehold |
| Flat 20, 15 Collison Avenue, Barnet, EN5 3BQ | Jan 2023 | £495,000 | Flat / maisonette | Leasehold |
| Flat 5, 13 Collison Avenue, Barnet, EN5 3BQ | Oct 2022 | £565,000 | Flat / maisonette | Leasehold |
| Flat 15, 17 Collison Avenue, Barnet, EN5 3BQ | Aug 2022 | £367,500 | Flat / maisonette | Leasehold |
| Flat 11, 15 Collison Avenue, Barnet, EN5 3BQ | Aug 2022 | £372,500 | Flat / maisonette | Leasehold |
| Flat 3, 13 Collison Avenue, Barnet, EN5 3BQ | Jul 2022 | £560,000 | Flat / maisonette | Leasehold |
| 12 Collison Avenue, Barnet, EN5 3DD | Jul 2022 | £1,100,000 | Semi-detached | Freehold |
| 14 Collison Avenue, Barnet, EN5 3DD | Jul 2022 | £750,000 | Terraced | Freehold |
| 16 Collison Avenue, Barnet, EN5 3DD | May 2022 | £780,000 | Terraced | Freehold |
| Flat 19, 15 Collison Avenue, Barnet, EN5 3BQ | Apr 2022 | £570,000 | Flat / maisonette | Leasehold |
| Flat 24, 15 Collison Avenue, Barnet, EN5 3BQ | Mar 2022 | £640,000 | Flat / maisonette | Leasehold |
| Flat 14, 15 Collison Avenue, Barnet, EN5 3BQ | Nov 2021 | £347,500 | Flat / maisonette | Leasehold |
| Flat 21, 15 Collison Avenue, Barnet, EN5 3BQ | Oct 2021 | £500,000 | Flat / maisonette | Leasehold |
| Flat 22, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2021 | £600,000 | Flat / maisonette | Leasehold |
| Flat 15, 15 Collison Avenue, Barnet, EN5 3BQ | May 2021 | £600,000 | Flat / maisonette | Leasehold |
| 12 Collison Avenue, Barnet, EN5 3DD | Dec 2019 | £926,000 | Semi-detached | Freehold |
| 8 Collison Avenue, Barnet, EN5 3DD | Dec 2019 | £985,000 | Semi-detached | Freehold |
| 6 Collison Avenue, Barnet, EN5 3DD | Nov 2019 | £905,000 | Semi-detached | Freehold |
| 10 Collison Avenue, Barnet, EN5 3DD | Sep 2019 | £975,000 | Semi-detached | Freehold |
| Flat 6, 19 Collison Avenue, Barnet, EN5 3BQ | Sep 2019 | £117,500 | Flat / maisonette | Leasehold |
| Flat 5, 19 Collison Avenue, Barnet, EN5 3BQ | Sep 2019 | £141,000 | Flat / maisonette | Leasehold |
| Flat 10, 19 Collison Avenue, Barnet, EN5 3BQ | Aug 2019 | £118,750 | Flat / maisonette | Leasehold |
| Flat 3, 17 Collison Avenue, Barnet, EN5 3BQ | Aug 2019 | £235,000 | Flat / maisonette | Leasehold |
| Flat 1, 19 Collison Avenue, Barnet, EN5 3BQ | Jul 2019 | £162,750 | Flat / maisonette | Leasehold |
| 11 Collison Avenue, Barnet, EN5 3BQ | Jun 2019 | £970,000 | Semi-detached | Freehold |
| 4 Collison Avenue, Barnet, EN5 3DD | Jun 2019 | £1,350,000 | Detached | Freehold |
| 9 Collison Avenue, Barnet, EN5 3BQ | Apr 2019 | £941,000 | Semi-detached | Freehold |
| 7 Collison Avenue, Barnet, EN5 3BQ | Dec 2018 | £945,000 | Semi-detached | Freehold |
| Flat 12, 17 Collison Avenue, Barnet, EN5 3BQ | Dec 2018 | £470,000 | Flat / maisonette | Leasehold |
| Flat 9, 17 Collison Avenue, Barnet, EN5 3BQ | Dec 2018 | £475,000 | Flat / maisonette | Leasehold |
| Flat 11, 17 Collison Avenue, Barnet, EN5 3BQ | Dec 2018 | £499,995 | Flat / maisonette | Leasehold |
| Flat 15, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £365,000 | Flat / maisonette | Leasehold |
| Flat 6, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £485,000 | Flat / maisonette | Leasehold |
| Flat 2, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £480,000 | Flat / maisonette | Leasehold |
| Flat 16, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £360,000 | Flat / maisonette | Leasehold |
| Flat 5, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £470,000 | Flat / maisonette | Leasehold |
| Flat 13, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £360,000 | Flat / maisonette | Leasehold |
| Flat 14, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £375,000 | Flat / maisonette | Leasehold |
| Flat 8, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £460,000 | Flat / maisonette | Leasehold |
| 26 Collison Avenue, Barnet, EN5 3DD | Nov 2018 | £772,500 | Terraced | Freehold |
| Flat 7, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £475,000 | Flat / maisonette | Leasehold |
| Flat 10, 17 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £490,000 | Flat / maisonette | Leasehold |
| 3 Collison Avenue, Barnet, EN5 3BQ | Nov 2018 | £900,000 | Semi-detached | Freehold |
| 1 Collison Avenue, Barnet, EN5 3BQ | Sep 2018 | £950,000 | Semi-detached | Freehold |
| 5 Collison Avenue, Barnet, EN5 3BQ | Sep 2018 | £915,000 | Semi-detached | Freehold |
| 2 Collison Avenue, Barnet, EN5 3DD | Aug 2018 | £1,600,000 | Detached | Freehold |
| Flat 16, 15 Collison Avenue, Barnet, EN5 3BQ | Aug 2018 | £585,000 | Flat / maisonette | Leasehold |
| 24 Collison Avenue, Barnet, EN5 3DD | Aug 2018 | £750,000 | Terraced | Freehold |
| 22 Collison Avenue, Barnet, EN5 3DD | Aug 2018 | £740,000 | Terraced | Freehold |
| Flat 24, 15 Collison Avenue, Barnet, EN5 3BQ | Aug 2018 | £630,000 | Flat / maisonette | Leasehold |
| 28 Collison Avenue, Barnet, EN5 3DD | Jul 2018 | £740,000 | Terraced | Freehold |
| 30 Collison Avenue, Barnet, EN5 3DD | Jul 2018 | £750,000 | Terraced | Freehold |
| Flat 17, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £500,000 | Flat / maisonette | Leasehold |
| Flat 19, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £565,000 | Flat / maisonette | Leasehold |
| Flat 20, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £522,500 | Flat / maisonette | Leasehold |
| Flat 21, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £462,500 | Flat / maisonette | Leasehold |
| Flat 22, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £577,500 | Flat / maisonette | Leasehold |
| Flat 23, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £640,000 | Flat / maisonette | Leasehold |
| 20 Collison Avenue, Barnet, EN5 3DD | Jun 2018 | £750,000 | Terraced | Freehold |
| Flat 18, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £450,000 | Flat / maisonette | Leasehold |
| Flat 15, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £599,999 | Flat / maisonette | Leasehold |
| Flat 13, 15 Collison Avenue, Barnet, EN5 3BQ | Jun 2018 | £568,000 | Flat / maisonette | Leasehold |
| Flat 14, 15 Collison Avenue, Barnet, EN5 3BQ | May 2018 | £365,000 | Flat / maisonette | Leasehold |
| Flat 12, 15 Collison Avenue, Barnet, EN5 3BQ | May 2018 | £457,000 | Flat / maisonette | Leasehold |
| Flat 9, 15 Collison Avenue, Barnet, EN5 3BQ | May 2018 | £520,000 | Flat / maisonette | Leasehold |
| Flat 10, 15 Collison Avenue, Barnet, EN5 3BQ | May 2018 | £370,000 | Flat / maisonette | Leasehold |
| Flat 11, 15 Collison Avenue, Barnet, EN5 3BQ | May 2018 | £375,000 | Flat / maisonette | Leasehold |
| Flat 4, 15 Collison Avenue, Barnet, EN5 3BQ | May 2018 | £464,500 | Flat / maisonette | Leasehold |
| Flat 3, 15 Collison Avenue, Barnet, EN5 3BQ | May 2018 | £363,000 | Flat / maisonette | Leasehold |
| Flat 2, 15 Collison Avenue, Barnet, EN5 3BQ | Apr 2018 | £360,000 | Flat / maisonette | Leasehold |
| Flat 7, 15 Collison Avenue, Barnet, EN5 3BQ | Apr 2018 | £368,000 | Flat / maisonette | Leasehold |
| Flat 6, 15 Collison Avenue, Barnet, EN5 3BQ | Apr 2018 | £355,000 | Flat / maisonette | Leasehold |
| Flat 1, 15 Collison Avenue, Barnet, EN5 3BQ | Apr 2018 | £510,000 | Flat / maisonette | Leasehold |
| Flat 5, 15 Collison Avenue, Barnet, EN5 3BQ | Apr 2018 | £499,999 | Flat / maisonette | Leasehold |
| Flat 8, 15 Collison Avenue, Barnet, EN5 3BQ | Apr 2018 | £469,500 | Flat / maisonette | Leasehold |
| Flat 11, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £611,000 | Flat / maisonette | Leasehold |
| Flat 10, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £599,999 | Flat / maisonette | Leasehold |
| Flat 5, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £555,000 | Flat / maisonette | Leasehold |
| 18 Collison Avenue, Barnet, EN5 3DD | Dec 2017 | £750,000 | Terraced | Freehold |
| Flat 7, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £540,000 | Flat / maisonette | Leasehold |
| 14 Collison Avenue, Barnet, EN5 3DD | Dec 2017 | £750,000 | Terraced | Freehold |
| Flat 9, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £540,000 | Flat / maisonette | Leasehold |
| Flat 8, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £560,000 | Flat / maisonette | Leasehold |
| Flat 1, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £520,000 | Flat / maisonette | Leasehold |
| Flat 6, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £525,000 | Flat / maisonette | Leasehold |
| Flat 4, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £525,000 | Flat / maisonette | Leasehold |
| Flat 2, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £550,000 | Flat / maisonette | Leasehold |
| Flat 3, 13 Collison Avenue, Barnet, EN5 3BQ | Dec 2017 | £520,000 | Flat / maisonette | Leasehold |
| 16 Collison Avenue, Barnet, EN5 3DD | Dec 2017 | £740,000 | Terraced | Freehold |