Working Group

Saint Bernard

Saint Bernard is a giant dog in the Working Group. Adult weight is 140–180 lb (male), 120–140 lb (female), height is 28–30 in (male), 26–28 in (female), and the listed lifespan is 8–10 years.

Last reviewed November 1, 2026.

Saint Bernard dog
Photo: Ofrockwood · CC BY-SA 3.0 · Wikimedia Commons
Lifespan8–10 years
Weight140–180 lb (male), 120–140 lb (female)
SizeGiantGroupWorking Group

Height

28–30 in (male), 26–28 in (female)

Energy

3 / 5

The breed record

Across 36 single-size giant breeds, a lifespan midpoint of 9 years is about 1.2 years shorter than the 10.2-year average. A midpoint adult weight of 150 lb is about 34 lb heavier than the 116 lb average for those giant breeds.

The AKC energy score is 3 out of 5, 0.7 points below the group average of 3.7 for the Working Group.

Adult size is usually reached in up to 24 months (size-band statement (Salt et al. 2017): larger breeds require up to 24 months).

Frequently asked

Questions from the breed record

The verified adult weight for a Saint Bernard is 140–180 lb (male), 120–140 lb (female).

Sources

More Working Group breeds

All Working Group breeds

More giant breeds

All giant dog breeds

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