How Tall Is an Oak Tree?

An oak tree is about 66 ft (20 m) tall. That is about 12 times the height of the average man. A mature oak tree.

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How tall is an oak tree compared to the average man?

An oak tree is about 12 times the height of the average man. An oak tree is 11.7× the size of the average man: about 12 average men stacked up would match it.

Oak Tree height in feet, inches, centimeters and meters

An oak tree measures:

Unit	Value
Feet and inches	65 ft 7 in
Inches	787 in
Centimeters	2000 cm
Meters	20 m

Oak Tree height facts

Mature oak trees are commonly about 15 to 25 meters tall.

How does an oak tree compare to other things?

An oak tree next to 24 things of similar size, plus some everyday references:

Thing	Size	Compared to Oak tree
Sun	865,000 miles (1,393,000 km) across	69.6 million× bigger
Earth	7,920 miles (12,740 km) across	637,000× bigger
Mount Everest	5.5 miles (8.849 km)	442× bigger
Eiffel Tower	1,083 ft (330 m)	16.5× bigger
Diplodocus	85 ft (26 m) long	20 ft (6 m) bigger
Blue whale	82 ft (25 m) long	16 ft (5 m) bigger
Hot air balloon	82 ft (25 m)	16 ft (5 m) bigger
Brachiosaurus	72 ft (22 m) long	6 ft 7 in (200 cm) bigger
Semi-truck	72 ft (21.9 m) long	6 ft 3 in (190 cm) bigger
Great Sphinx of Giza	66 ft (20 m)	0 pm smaller
Palm tree	66 ft (20 m)	0 pm smaller
Sperm whale	52 ft (16 m) long	13 ft (4 m) smaller
Megalodon	52 ft (16 m) long	13 ft (4 m) smaller
Humpback whale	49 ft (15 m) long	16 ft (5 m) smaller
Mosasaurus	49 ft (15 m) long	16 ft (5 m) smaller
Spinosaurus	46 ft (14 m) long	20 ft (6 m) smaller
Hubble Space Telescope	43 ft (13.2 m) long	22 ft (6.8 m) smaller
Titanoboa	43 ft (13 m) long	23 ft (7 m) smaller
Giganotosaurus	41 ft (12.5 m) long	25 ft (7.5 m) smaller
Tyrannosaurus rex	40 ft (12.3 m) long	25 ft (7.7 m) smaller
School bus	40 ft (12.2 m) long	26 ft (7.8 m) smaller
Whale shark	39 ft (12 m) long	26 ft (8 m) smaller
Average man (world)	5 ft 7 in (171 cm)	11.7× smaller
Average woman (world)	5 ft 3 in (159 cm)	12.6× smaller

Where do these numbers come from?

Sizes are typical adult or reported values, rounded for readability. Read how we measure and compare sizes.