Alaska Biomes Map

See how Alaska spreads from Arctic tundra down to boreal forest. We’ve mapped the state’s major biomes across mountains, plains, and long shorelines. The scale alone tells you why Alaska feels so different from the rest of the country.

Map Information

State of Alaska
Alaska Biomes Map
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On the Map

Our table below displays the biome area and percent for Alaska.

Biome	Area (Square Miles)	Percent
Boreal Forests/Taiga	219942	33.1
Rock and Ice	12392	1.9
Temperate Conifer Forests	27924	4.2
Tundra	405126	60.9

Our table below displays the ecoregion area and percent for Alaska.

Ecoregion	Area (Square Miles)	Percent
Ahklun and Kilbuck Upland Tundra	22357	3.4
Alaska Peninsula montane taiga	21292	3.2
Alaska-St. Elias Range tundra	62275	9.4
Aleutian Islands tundra	5248	0.8
Arctic coastal tundra	21937	3.3
Arctic foothills tundra	54850	8.2
Beringia lowland tundra	67252	10.1
Beringia upland tundra	20757	3.1
Brooks-British Range tundra	58963	8.9
Central Pacific Northwest coastal forests	35	0.0
Cook Inlet taiga	12305	1.8
Copper Plateau taiga	7607	1.1
Interior Alaska-Yukon lowland taiga	178737	26.9
Interior Yukon-Alaska alpine tundra	50670	7.6
Northern Pacific Alaskan coastal forests	27889	4.2
Ogilvie-MacKenzie alpine tundra	4726	0.7
Pacific Coastal Mountain icefields and tundra	36090	5.4
Rock and Ice	12392	1.9