Sort by Most recent sale Address Highest price Highest £ per sqm Largest area Smallest area	Last sold	Price paid	Floor area (m²) Floor area (sq ft)	£ per m² £ per sq ft	Type	Sold	m² sq ft	£/m² £/sq ft
Flat 11 17, Collison Avenue, Barnet, EN5 3BQ	05 Sep 2025	£442,500	74 m² 796 sqft	£5,979 £555	Flat
Flat 12 17, Collison Avenue, Barnet, EN5 3BQ -	22 May 2025	£445,000	68 m² 731 sqft	£6,544 £607	Flat
Flat 5 17, Collison Avenue, Barnet, EN5 3BQ	28 Mar 2025	£462,500	69 m² 742 sqft	£6,702 £622	Flat
3, Collison Avenue, Barnet, EN5 3BQ -	28 Feb 2025	£930,000	179 m² 1926 sqft	£5,195 £482	Semi-D
Flat 8 15, Collison Avenue, Barnet, EN5 3BQ	27 Aug 2024	£450,000	73 m² 785 sqft	£6,164 £572	Flat
Flat 3 15, Collison Avenue, Barnet, EN5 3BQ -	29 Jul 2024	£350,000	58 m² 624 sqft	£6,034 £560	Flat
Flat 10 13, Collison Avenue, Barnet, EN5 3BQ -	08 Sep 2023	£675,000	109 m² 1173 sqft	£6,192 £575	Flat
Flat 7 15, Collison Avenue, Barnet, EN5 3BQ -	07 Aug 2023	£370,000	58 m² 624 sqft	£6,379 £592	Flat
Flat 20 15, Collison Avenue, Barnet, EN5 3BQ -	31 Jan 2023	£495,000	80 m² 861 sqft	£6,187 £574	Flat
Flat 5 13, Collison Avenue, Barnet, EN5 3BQ -	07 Oct 2022	£565,000	89 m² 957 sqft	£6,348 £589	Flat
Flat 15 17, Collison Avenue, Barnet, EN5 3BQ -	23 Aug 2022	£367,500	61 m² 656 sqft	£6,024 £559	Flat
Flat 11 15, Collison Avenue, Barnet, EN5 3BQ -	17 Aug 2022	£372,500	58 m² 624 sqft	£6,422 £596	Flat
Flat 3 13, Collison Avenue, Barnet, EN5 3BQ -	29 Jul 2022	£560,000	84 m² 904 sqft	£6,666 £619	Flat
Flat 19 15, Collison Avenue, Barnet, EN5 3BQ -	07 Apr 2022	£570,000	89 m² 957 sqft	£6,404 £594	Flat
Flat 24 15, Collison Avenue, Barnet, EN5 3BQ -	09 Mar 2022	£640,000	113 m² 1216 sqft	£5,663 £526	Flat
Flat 14 15, Collison Avenue, Barnet, EN5 3BQ -	29 Nov 2021	£347,500	54 m² 581 sqft	£6,435 £597	Flat
Flat 21 15, Collison Avenue, Barnet, EN5 3BQ -	29 Oct 2021	£500,000	71 m² 764 sqft	£7,042 £654	Flat
Flat 22 15, Collison Avenue, Barnet, EN5 3BQ -	29 Jun 2021	£600,000	89 m² 957 sqft	£6,741 £626	Flat
Flat 15 15, Collison Avenue, Barnet, EN5 3BQ -	17 May 2021	£600,000	119 m² 1280 sqft	£5,042 £468	Flat
Flat 6 19, Collison Avenue, Barnet, EN5 3BQ	13 Sep 2019	£117,500	73 m² 785 sqft	£1,609 £149	Flat
Flat 5 19, Collison Avenue, Barnet, EN5 3BQ	13 Sep 2019	£141,000	78 m² 839 sqft	£1,807 £167	Flat
Flat 10 19, Collison Avenue, Barnet, EN5 3BQ	16 Aug 2019	£118,750	73 m² 785 sqft	£1,626 £151	Flat
Flat 3 17, Collison Avenue, Barnet, EN5 3BQ	01 Aug 2019	£235,000	74 m² 796 sqft	£3,175 £294	Flat
Flat 1 19, Collison Avenue, Barnet, EN5 3BQ	30 Jul 2019	£162,750	78 m² 839 sqft	£2,086 £193	Flat
11, Collison Avenue, Barnet, EN5 3BQ	28 Jun 2019	£970,000	179 m² 1926 sqft	£5,418 £503	Semi-D
9, Collison Avenue, Barnet, EN5 3BQ	30 Apr 2019	£941,000	179 m² 1926 sqft	£5,256 £488	Semi-D
7, Collison Avenue, Barnet, EN5 3BQ	24 Dec 2018	£945,000	169 m² 1819 sqft	£5,591 £519	Semi-D
Flat 9 17, Collison Avenue, Barnet, EN5 3BQ	18 Dec 2018	£475,000	69 m² 742 sqft	£6,884 £639	Flat
Flat 13 17, Collison Avenue, Barnet, EN5 3BQ	30 Nov 2018	£360,000	55 m² 592 sqft	£6,545 £608	Flat
Flat 6 17, Collison Avenue, Barnet, EN5 3BQ	30 Nov 2018	£485,000	76 m² 818 sqft	£6,381 £592	Flat
Flat 11 17, Collison Avenue	£442,500 Sep-2025	74 796	5,979 555
Flat 12 17, Collison Avenue -	£445,000 May-2025	68 731	6,544 607
Flat 5 17, Collison Avenue	£462,500 Mar-2025	69 742	6,702 622
3, Collison Avenue -	£930,000 Feb-2025	179 1926	5,195 482
Flat 8 15, Collison Avenue	£450,000 Aug-2024	73 785	6,164 572
Flat 3 15, Collison Avenue -	£350,000 Jul-2024	58 624	6,034 560
Flat 10 13, Collison Avenue -	£675,000 Sep-2023	109 1173	6,192 575
Flat 7 15, Collison Avenue -	£370,000 Aug-2023	58 624	6,379 592
Flat 20 15, Collison Avenue -	£495,000 Jan-2023	80 861	6,187 574
Flat 5 13, Collison Avenue -	£565,000 Oct-2022	89 957	6,348 589
Flat 15 17, Collison Avenue -	£367,500 Aug-2022	61 656	6,024 559
Flat 11 15, Collison Avenue -	£372,500 Aug-2022	58 624	6,422 596
Flat 3 13, Collison Avenue -	£560,000 Jul-2022	84 904	6,666 619
Flat 19 15, Collison Avenue -	£570,000 Apr-2022	89 957	6,404 594
Flat 24 15, Collison Avenue -	£640,000 Mar-2022	113 1216	5,663 526
Flat 14 15, Collison Avenue -	£347,500 Nov-2021	54 581	6,435 597
Flat 21 15, Collison Avenue -	£500,000 Oct-2021	71 764	7,042 654
Flat 22 15, Collison Avenue -	£600,000 Jun-2021	89 957	6,741 626
Flat 15 15, Collison Avenue -	£600,000 May-2021	119 1280	5,042 468
Flat 6 19, Collison Avenue	£117,500 Sep-2019	73 785	1,609 149
Flat 5 19, Collison Avenue	£141,000 Sep-2019	78 839	1,807 167
Flat 10 19, Collison Avenue	£118,750 Aug-2019	73 785	1,626 151
Flat 3 17, Collison Avenue	£235,000 Aug-2019	74 796	3,175 294
Flat 1 19, Collison Avenue	£162,750 Jul-2019	78 839	2,086 193
11, Collison Avenue	£970,000 Jun-2019	179 1926	5,418 503
9, Collison Avenue	£941,000 Apr-2019	179 1926	5,256 488
7, Collison Avenue	£945,000 Dec-2018	169 1819	5,591 519
Flat 9 17, Collison Avenue	£475,000 Dec-2018	69 742	6,884 639
Flat 13 17, Collison Avenue	£360,000 Nov-2018	55 592	6,545 608
Flat 6 17, Collison Avenue	£485,000 Nov-2018	76 818	6,381 592

The data above for Collison Avenue can be visualised as a scatter graph, this will show price trends over time.

The average price per square metre (per square foot) in Collison Avenue, Barnet is £6,193 sqm (£575 per sq ft), this is based on the Land Registry sold price of the 15 most recent sales.
The majority of homes in High Barnet are now selling for between £5,600 and £6,980 per square metre (£520 and £648 per square foot) , find out more in this local analysis of EN5 3 (High Barnet) house prices.
There are approximately 59 homes on Collison Avenue, we would have expected about 8 sales each year given that in the UK people sell their homes on average once every 7 years.
In the last 4 years there have been 15 property sales in Collison Avenue, averaging roughly 3 home sales per year .
The average size of all the properties on Collison Avenue is 86 m2 (925 sqft).