Table 14.0b. Confidence interval (1000 ha) of area of forest land by species group and age class in Canada.
Species group Age (years) Total
1-20 21-40 41-60 61-80 81-100 101-120 121-140 141-160 161-180 181-200 201+ Other1
Other hardwoods ±21.23 ±44.12 ±82.78 ±75.44 ±61.84 ±34.99 ±10.29 ±9.56 ±2.97 ±5.53 ±10.54 ±6.11 ±142.74
Unspecified hardwoods ±172.83 ±71.62 ±39.65 ±22.21 ±21.83 ±2.93 ±1.01 - - - - ±0.14 ±193.78
Cedar & other conifers ±31.24 ±54.68 ±74.70 ±58.27 ±56.93 ±50.16 ±32.00 ±34.11 ±40.17 ±58.12 ±357.78 - ±392.28
Unspecified conifers ±298.07 ±221.63 ±82.72 ±32.72 ±4.26 - - - - - - ±4.14 ±381.98
Douglas-fir ±66.39 ±75.11 ±116.87 ±115.80 ±142.85 ±156.29 ±165.71 ±146.15 ±80.62 ±73.68 ±209.05 - ±431.74
Hemlock ±78.62 ±115.56 ±110.11 ±85.64 ±83.90 ±56.94 ±56.48 ±46.03 ±47.50 ±54.41 ±421.86 - ±487.62
Maple ±65.74 ±104.48 ±272.91 ±316.11 ±283.18 ±122.95 ±35.73 ±16.28 ±31.69 - ±2.10 ±0.34 ±536.19
Larch ±106.39 ±146.61 ±175.90 ±205.84 ±196.73 ±164.43 ±108.92 ±119.71 ±34.84 ±16.30 ±39.17 ±17.70 ±448.76
Birch ±188.35 ±251.92 ±288.92 ±256.30 ±237.43 ±151.88 ±41.08 ±27.62 ±2.88 ±4.00 ±9.93 ±3.10 ±574.57
Unclassified ±98.81 ±41.84 ±3.62 ±5.20 ±1.84 ±2.35 ±2.08 ±1.46 ±0.24 - - ±849.17 ±855.96
Fir ±150.55 ±261.92 ±269.93 ±263.51 ±288.38 ±234.78 ±204.80 ±196.84 ±180.84 ±158.41 ±497.87 ±5.27 ±870.77
Poplar ±377.25 ±378.53 ±425.89 ±622.80 ±574.94 ±330.18 ±203.42 ±114.90 ±25.86 ±19.38 ±33.57 ±1.07 ±1 162.41
Pine ±509.89 ±604.13 ±465.67 ±486.32 ±431.17 ±366.08 ±301.61 ±228.59 ±137.73 ±89.02 ±183.20 ±5.93 ±1 265.68
Spruce ±326.71 ±705.81 ±923.64 ±954.09 ±1 048.59 ±1 455.39 ±1 282.52 ±665.95 ±256.41 ±127.11 ±457.85 ±41.52 ±2 822.69
Total ±850.48 ±1 118.40 ±1 248.89 ±1 357.77 ±1 381.82 ±1 585.23 ±1 365.93 ±766.67 ±361.52 ±248.25 ±918.49 ±850.45 ±3 743.33
Source: Canada's National Forest Inventory, combined remeasured (2007-2017) and projected (2006-2017 with NFI projection system) data (Version 3.1, October 2025) (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.