Table 5.4a. Relative standard errors (%) of area of forest land by forest type, age class and managed forest region in Canada.
Managed forests Forest type Age (years)
1-20 21-40 41-60 61-80 81-100 101-120 121-140 141-160 161-180 181-200 201+ Other1
0 Treed Mixedwood 46.6 28.6 36.3 21.1 47.3 68.9 83.6 0.0 0.0 0.0 100.3 0.0
Treed Coniferous 35.0 27.5 19.8 24.7 30.6 49.9 20.8 43.5 56.9 36.3 15.2 0.0
Treed Broadleaf 34.8 37.6 43.9 29.5 41.0 91.9 91.8 125.4 0.0 0.0 71.2 0.0
Non-treed 65.4 89.0 62.9 83.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20.5
11 Treed Mixedwood 4.5 3.7 3.9 3.5 3.6 5.5 6.9 10.8 16.4 34.1 25.4 0.0
Treed Coniferous 3.7 3.2 3.0 2.4 2.3 3.1 2.9 4.3 5.6 7.0 3.9 0.0
Treed Broadleaf 5.8 4.8 4.9 4.5 4.6 7.5 12.4 18.4 36.3 44.6 38.9 0.0
Non-treed 27.9 31.1 32.9 31.4 30.2 27.0 52.1 71.3 97.9 96.3 100.0 3.9
12 Treed Mixedwood 14.3 11.1 11.8 8.2 10.9 19.4 19.6 38.8 53.3 99.8 68.0 0.0
Treed Coniferous 13.3 7.8 7.0 5.9 5.8 9.0 7.9 15.2 20.2 26.6 17.8 0.0
Treed Broadleaf 15.2 14.1 12.1 9.8 13.5 25.3 41.9 43.4 98.4 99.4 98.1 0.0
Non-treed 49.6 59.6 56.9 65.7 72.8 99.8 0.0 0.0 0.0 0.0 0.0 8.6
13 Treed Mixedwood 10.0 9.1 10.5 9.1 7.4 5.0 7.4 41.3 75.3 65.0 100.0 0.0
Treed Coniferous 7.7 4.1 3.5 3.6 3.4 2.4 2.7 3.8 18.0 37.9 19.8 0.0
Treed Broadleaf 12.0 12.5 14.4 12.6 8.5 8.7 42.7 62.7 0.0 68.8 0.0 0.0
Non-treed 76.0 46.0 35.0 35.4 34.6 37.8 100.0 100.0 0.0 0.0 0.0 4.6
20 Treed Mixedwood 16.3 11.3 9.5 8.5 9.6 14.0 18.0 25.1 35.6 45.4 91.6 0.0
Treed Coniferous 16.2 8.9 6.5 5.6 5.5 6.3 5.8 9.9 12.1 14.5 6.5 0.0
Treed Broadleaf 19.6 13.4 10.3 10.7 11.2 20.0 32.9 34.6 79.0 73.0 65.4 0.0
Non-treed 72.2 93.9 82.7 0.0 95.4 95.6 100.4 0.0 0.0 0.0 0.0 12.4
31 Treed Mixedwood 83.5 34.7 40.2 29.8 26.8 46.1 37.1 98.5 99.6 0.0 0.0 0.0
Treed Coniferous 59.1 22.4 34.3 20.2 24.8 26.9 32.2 28.9 71.5 98.9 41.5 0.0
Treed Broadleaf 50.6 49.9 43.1 42.6 56.3 47.1 99.6 0.0 0.0 0.0 0.0 0.0
Non-treed 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 46.5
32 Treed Mixedwood 36.3 24.0 19.9 32.7 32.1 39.4 55.0 99.6 0.0 0.0 86.8 0.0
Treed Coniferous 39.1 28.5 26.4 21.0 18.9 25.1 41.1 50.9 48.2 58.0 24.6 0.0
Treed Broadleaf 35.9 17.0 19.8 26.3 35.5 56.6 57.5 96.8 0.0 97.9 0.0 0.0
Non-treed 86.9 98.0 82.5 99.1 74.4 0.0 0.0 0.0 0.0 0.0 0.0 36.7
33 Treed Mixedwood 20.6 22.9 19.3 17.7 17.6 22.3 28.6 49.1 79.3 85.0 77.6 0.0
Treed Coniferous 15.9 11.4 11.5 8.9 9.4 10.7 9.0 13.7 14.9 20.2 9.4 0.0
Treed Broadleaf 22.2 19.1 16.5 18.0 19.8 26.4 55.5 42.8 62.1 0.0 0.0 0.0
Non-treed 59.4 87.6 99.7 101.8 99.9 70.4 99.8 0.0 0.0 0.0 0.0 13.8
40 Treed Mixedwood 40.9 36.4 28.2 30.9 27.6 18.5 25.0 65.8 99.0 0.0 0.0 0.0
Treed Coniferous 32.0 19.0 14.6 15.0 16.0 7.8 10.9 22.5 64.7 61.4 24.1 0.0
Treed Broadleaf 44.3 28.2 30.7 36.6 25.0 17.5 101.7 72.4 0.0 0.0 0.0 0.0
Non-treed 0.0 100.7 92.2 65.2 63.5 0.0 90.6 0.0 0.0 0.0 0.0 53.8
50 Treed Mixedwood 6.8 5.2 4.0 4.7 7.4 12.0 18.1 32.6 54.6 69.1 94.0 0.0
Treed Coniferous 8.4 6.4 5.4 5.3 6.9 9.8 13.3 20.1 25.4 35.9 23.0 0.0
Treed Broadleaf 6.5 4.8 4.3 4.6 6.0 12.3 24.0 33.0 61.6 92.1 55.7 0.0
Non-treed 30.2 44.6 41.8 42.3 43.6 100.0 0.0 0.0 0.0 0.0 0.0 6.9
100 Treed Mixedwood 18.5 11.5 9.3 11.6 11.9 18.0 17.8 50.5 46.0 128.8 54.1 0.0
Treed Coniferous 17.4 9.7 8.7 8.0 8.0 9.1 8.0 13.0 33.2 37.7 41.6 0.0
Treed Broadleaf 18.6 13.3 11.7 12.7 13.8 28.0 32.7 44.9 72.5 53.4 76.5 0.0
Non-treed 67.2 77.0 95.9 100.4 82.7 99.7 101.9 0.0 0.0 0.0 0.0 11.8
Canada Treed Mixedwood 3.4 2.7 2.6 2.5 2.8 3.4 4.4 9.3 16.4 26.4 29.7 0.0
Treed Coniferous 3.0 2.1 1.9 1.7 1.7 1.7 1.8 2.6 4.5 5.8 3.0 0.0
Treed Broadleaf 3.9 3.1 2.9 2.9 3.1 4.7 10.1 14.8 29.4 30.6 29.7 0.0
Non-treed 21.5 22.2 23.5 22.3 22.0 21.4 42.8 59.2 97.9 96.3 100.0 2.5
Source: Canada's National Forest Inventory, combined remeasured (2007-2017) and projected (2006-2017 with NFI projection system) data (Version 2, November 2022) (http://nfi.nfis.org)
Note: The Arctic ecozones (Arctic Cordillera, Northern Arctic, Southern Arctic), and the Taiga Plains and Hudson Plains ecozones located in Nunavut, are not inventoried. These non-inventoried areas total 262,189.89 thousand ha.
1 Missing or unknown age class.
Managed forest
Code Description
0 Not available
11 Long term volume or area based Crown timber dispositions
12 Short term volume or area based Crown timber dispositions
13 No current Crown timber dispostions
20 Legal protection status (IUCN class IA, IB, II, III, IV, V, VI equivalent)
31 Reserved by the Federal government for military or other purposes
32 Reserved by the Federal government under the Indian Act
33 Reserved or designated restricted use by provincial or territorial government
40 Aboriginal lands
50 Privately-owned lands
100 Water