At what age is a Beagle fully grown? Beagles reach their full height around eight months old and their adult weight around 18 months old. That's not to say they won't get any heavier, however. Beagles are particularly prone to obesity.

At what age do Beagles calm down?

When do Beagles calm down? When a Beagle reaches the one year old, you should expect them to calm down a lot over the subsequent 6 to 12 months. Although your Beagle may continue to be hyper after two years, it will never be to the same extent of them in their adolescent age. Again, this is a generalisation.

How big do Beagles get full grown?

A full-grown male beagle usually reaches weights of between 18 and 24 pounds. Female beagles are slightly smaller than their counterparts at around the weight range of 19 to 22 pounds. A fully grown female beagle will stand around 13 inches up to a maximum of 15 inches in height.