日本語
Milk snake

Milk snake lifespan and age in human years

Longest recorded 22.6 years

🏆 The longest-lived milk snake on record reached 22.6 years in captivity.

Milk snake (Lampropeltis triangulum). The oldest known individual lived 22.6 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

Milk snake age chart in human years

Shaded rows are equivalent to human age 60+.

Milk snakeHuman ageStage
1 yr5Child
2 yr11Child
3 yr16Teen
4 yr21Adult
5 yr27Adult
6 yr32Adult
7 yr37Adult
8 yr42Middle age
9 yr48Middle age
10 yr53Middle age
11 yr58Middle age
12 yr64Senior
13 yr69Senior
14 yr74Senior
15 yr80Elderly
16 yr85Elderly
17 yr90Elderly
18 yr96Elderly
19 yr101Elderly
20 yr106Elderly
21 yr112Elderly
22 yr117Elderly
23 yr122Elderly
24 yr127Elderly
25 yr133Elderly
26 yr138Elderly
27 yr143Elderly
Share this page

Milk snake profile

ClassificationReptilia > Squamata > Colubridae
Scientific nameLampropeltis triangulum
Adult weightabout 9.5e+02 g
Longest recorded22.6 years (captivity)

Sources

How we convert ages: method.

More Reptiles & amphibians

Red-eared sliderLifespan about 25 yearsReeves' turtleLifespan about 25 yearsTortoise (Hermann's, Greek, etc.)Lifespan about 60 yearsLeopard geckoLifespan about 15 yearsBearded dragonLifespan about 9 yearsBall pythonLifespan about 20 yearsCorn snakeLifespan about 15 yearsAxolotlLifespan about 11 yearsPacman frog (horned frog)Lifespan about 10 yearsJapanese firebelly newtLifespan up to 25 years (record)Japanese rat snakeLifespan up to 13.1 years (record)Japanese mamushiLifespan up to 13.8 years (record)
See all Reptiles & amphibians →
▲TOP