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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, United States "Forest Giants of the Pacific Coast"?
2Sequoia sempervirens (Coast redwood)24.69 mLost Monarch, Grove of the Titans, Jed Smith State Park, United States John D Harvey2014
3Thuja plicata (Western redcedar)18.80 mKalaloch Redcedar, Olympic National Park, United States "Forest Giants of the Pacific Coast"?
4Picea sitchensis (Sitka spruce)16.90 mQuinault Lake Spruce, Lake Quinault Resort, United States "Forest Giants of the Pacific Coast"?
5Chamaecyparis lawsoniana (Lawson's cypress)11.46 mElk Creek, Powers, United StatesRobert Van Pelt1998
6Pinus longaeva (Bristlecone pine)11.40 mThe Patriarch, Patriarch Grove, United States "The Bristlecone Book"2013
7Pseudotsuga menziesii (Coast Douglas-fir)11.12 mDoerner Fir, Brummit Creek, United States "Forest Giants of the Pacific Coast"1998
8Cupressus macrocarpa (Monterey cypress)10.45 mChetco Valley Historical Society Museum, Brookings, Oregon, United States Marc Meyer2013
9Quercus agrifolia (Coast live oak)9.19 mThe Grand Oak, Highland Springs Resort, United States HighlandSpringsResort2014
10Quercus pagoda (Cherrybark oak)8.32 m11 Jorrett St, Portsmouth VA USA, Portsmouth, United States 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, United StatesSteve Sillett2012
2Pseudotsuga menziesii (Coast Douglas-fir)99.76 mDoerner Fir, Brummit Creek, United States Michael Taylor2010
3Sequoiadendron giganteum (Giant sequoia)86.20 mGenesis, Balch Park, United States Marc Meyer2013
4Picea sitchensis (Sitka spruce)84.20 mNewton B. Drury Scenic Parkway, Prairie Creek Redwoods State Park, United StatesMarc Meyer2013
5Pinus lambertiana (Sugar pine)70.40 mNorth Grove, Calaveras Big Trees State Park, United States Marc Meyer2013
6Chamaecyparis lawsoniana (Lawson's cypress)69.80 mElk Creek, Powers, United StatesRobert Van Pelt1998
7Pinus ponderosa (Ponderosa pine)65.20 mNorth Grove, Calaveras Big Trees State Park, United States Marc Meyer2013
8Thuja plicata (Western redcedar)53.00 mQuinault Lake Redcedar, Lake Quinault Resort, United States Robert Van Pelt1993
9Liriodendron tulipifera (Tulip tree)42.67 mRams Horn Row, Ellicott City, United States John D Harvey2014
10Metasequoia glyptostroboides (Dawn redwood)39.65 mBiltmore Estate, Asheville, United StatesBrian Beduhn2012
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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
1Pinus longaeva (Bristlecone pine)4014 ± 1000 ySchulman Grove, Big Pine, United States Tiziano Rootman Fratus2013
2Sequoiadendron giganteum (Giant sequoia)3014 ± 500 yPresident, Giant Forest, United States Tim B2011
3Sequoia sempervirens (Coast redwood)1714 ± 200 yDrury Scenic Pkwy in Prarie Creek State Park, Orick, United States John D Harvey2014
4Quercus agrifolia (Coast live oak)1100 ± 200 yThe Grand Oak, Highland Springs Resort, United States HighlandSpringsResort2014
5Quercus alba (White oak)514 ± 100 yThe Salem Oak, Salem friends, United States John D Harvey2012
6Chamaecyparis lawsoniana (Lawson's cypress)514 ± 300 yElk Creek, Powers, United StatesJeroen Philippona2013
7Pyrus communis (European pear)384 ± 10 yEndicott St, Danvers, United StatesHenk Eshuis2013
8Platanus occidentalis (American sycamore)364 ± 50 yThe Lansdowne Sycamore, The intesection of Wycombe and Lacrosse ave, United States bodyman7772014
9Quercus virginiana (Southern live oak)304 ± 10 yOak Alley Plantation, Vacherie, United StatesTim B2011
10Quercus macrocarpa (Bur oak)264 ± 20 yMiami University Campus, Oxford, United States desainme2014
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