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Western hognose snake, or Mexican hognose snake

Western hognose snake, or Mexican hognose snake lifespan and age in human years

Longest recorded 19.8 years

🏆 The longest-lived western hognose snake, or mexican hognose snake on record reached 19.8 years in captivity.

Western hognose snake, or Mexican hognose snake (Heterodon nasicus). The oldest known individual lived 19.8 years; this chart maps that record to a human age of 120. Most individuals live considerably shorter lives than the record.

How old in human years?

Age

Western hognose snake, or Mexican hognose snake age chart in human years

Shaded rows are equivalent to human age 60+.

Western hognose snake, or Mexican hognose snakeHuman ageStage
1 yr9Child
2 yr18Teen
3 yr24Adult
4 yr29Adult
5 yr35Adult
6 yr41Middle age
7 yr47Middle age
8 yr52Middle age
9 yr58Middle age
10 yr64Senior
11 yr70Senior
12 yr75Elderly
13 yr81Elderly
14 yr87Elderly
15 yr92Elderly
16 yr98Elderly
17 yr104Elderly
18 yr110Elderly
19 yr115Elderly
20 yr121Elderly
21 yr127Elderly
22 yr133Elderly
23 yr138Elderly
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Western hognose snake, or Mexican hognose snake profile

ClassificationReptilia > Squamata > Colubridae
Scientific nameHeterodon nasicus
Adult weightabout 3.5e+02 g
Age of maturity2 years
Incubationabout 56 days
Litter / clutch size13
Longest recorded19.8 years (captivity)

Sources

How we convert ages: method.

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