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The thickest, tallest, and oldest trees in the United States

By state

Girth

In this table of girth records in the United States only girth measurements made at a height between 1.30 m and 1.50 m are listed. Trees with multiple trunks are excluded.
Of course this inventory contains only tree records as far as they are registered on this site.

How to measure the girth of a tree?

NrTree speciesGirthLocationMeasurementYear
1Sequoiadendron giganteum (Giant sequoia)27.80 mGeneral Grant, Grant's Grove, Kings Canyon National Park, California "Forest Giants of the Pacific Coast"?
2Sequoia sempervirens (Coast redwood)24.69 mThe Lost Monarch, Redwood National Park, Crescent City, California John D Harvey2014
3Thuja plicata (Western redcedar)18.80 mKalaloch Redcedar, Olympic National Park, Kalaloch, Washington "Forest Giants of the Pacific Coast"?
4Picea sitchensis (Sitka spruce)16.90 mQuinault Lake Spruce, Lake Quinault Resort, Lake Quinault, Washington "Forest Giants of the Pacific Coast"?
5Chamaecyparis lawsoniana (Lawson's cypress)11.46 mElk Creek, Powers, OregonRobert Van Pelt1998
6Pinus longaeva (Bristlecone pine)11.40 mThe Patriarch, Patriarch Grove, Big Pine, California "The Bristlecone Book"2013
7Pseudotsuga menziesii (Coast Douglas-fir)11.12 mDoerner Fir, Brummit Creek, Brummit Creek, Oregon "Forest Giants of the Pacific Coast"1998
8Cupressus macrocarpa (Monterey cypress)10.45 mChetco Valley Historical Society Museum, Brookings, Oregon, Oregon Marc Meyer2013
9Quercus agrifolia (Coast live oak)9.19 mThe Grand Oak, Highland Springs Resort, Cherry Valley, California HighlandSpringsResort2014
10Quercus pagoda (Cherrybark oak)8.32 m11 Jorrett St, Portsmouth VA USA, Portsmouth, Virginia John D Harvey2012
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Height

In this table of height records in the United States only height measurements made by laser (like eg. the Nikon 550 Forestry) or tape drop are listed.
Of course this inventory contains only tree records as far as they are registered on this site.

How to measure the height of a tree?

NrTree speciesHeightLocationMeasurementYear
1Sequoia sempervirens (Coast redwood)115.72 mHyperion, Redwood National Park, Redwood National Park, CaliforniaSteve Sillett2012
2Pseudotsuga menziesii (Coast Douglas-fir)99.76 mDoerner Fir, Brummit Creek, Brummit Creek, Oregon Michael Taylor2010
3Sequoiadendron giganteum (Giant sequoia)95.80 mGiant Sequoia National Monument, Sequoia National Forest, CaliforniaMichael Taylor2013
4Picea sitchensis (Sitka spruce)84.20 mNewton B. Drury Scenic Parkway, Prairie Creek Redwoods State Park, CaliforniaMarc Meyer2013
5Tsuga heterophylla (Western hemlock)83.34 mPrairie Creek Redwoods State Park, Orick, CaliforniaChris Atkins & Mario Vaden2014
6Pinus ponderosa (Ponderosa pine)81.90 mRogue River - Siskiyou National Forest, Medford, OregonChris Atkins & Mario Vaden2011
7Chamaecyparis lawsoniana (Lawson's cypress)81.08 mThe park, Jedidiah Smith Redwoods State Park, CaliforniaSteve Sillett2009
8Pinus lambertiana (Sugar pine)70.40 mNorth Grove, Calaveras Big Trees State Park, California Marc Meyer2013
9Eucalyptus globulus (Tasmanian blue gum)66.45 mStern Grove park, San Francisco, California John D Harvey2015
10Thuja plicata (Western redcedar)53 mQuinault Lake Redcedar, Lake Quinault Resort, Lake Quinault, Washington Robert Van Pelt1993
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Age

In this table of age estimates and measurements in the United States are shown. Of course this inventory contains only age records as far as they are registered on this site.

NrTree speciesAgeLocationMeasurementYear
1Sequoiadendron giganteum (Giant sequoia)3015 ± 500 yPresident, Giant Forest, Sequoia National Park Tim B2011
2Sequoia sempervirens (Coast redwood)1387 ± 200 yThe Giant, Main trail of Henry Cowell Redwoods, Felton John D Harvey2015
3Quercus alba (White oak)515 ± 100 yThe Salem Oak, Salem friends, Salem John D Harvey2012
4Quercus virginiana (Southern live oak)305 ± 10 yOak Alley Plantation, VacherieTim B2011
5Cupressus macrocarpa (Monterey cypress)215 ± 200 yOld Veteran of Point Lobos, Point Lobos State Reserve, Point Lobos State Reserve Wim Brinkerink2011
6Quercus falcata (Southern red oak)149 ± 10 yCross, Columbiaericamisty2011
7Ficus macrophylla (Moreton Bay fig)141 yMcRae/Albright Ranch House, Lemon Grove balmages2012
8Carya illinoinensis (Pecan)135 ± 30 yBradford Farm, Raleighjakedog2012
9Pinus pinea (Stone pine)107 yEast Anapamu street, Santa Barbara Wim Brinkerink2012
10Metasequoia glyptostroboides (Dawn redwood)65 yWilliam Marberry Dawn Redwood Tree, Southern Illinois University Campus, Carbondale bgodwin19872013
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