Do eucalyptus ever stop growing?
Certified GKH Gardening Expert
They can reach over 200 feet tall! Technically, they will not stop growing in some way until they die, but they seem to have a cap on how tall they can get. This can be a little over 200 feet tall.
Here is an article for more information on the tree: https://www.gardeningknowhow.com/ornamental/trees/eucalyptus/tips-growing-eucalyptus.htm