Guinea pig lifespan and age in human years
Average lifespan about 6.5 years
Guinea pig live about 6.5 years on average. Below is a chart converting Guinea pig age into human years, plus a calculator.
How old in human years?
Age
Guinea pig age chart in human years
Shaded rows are equivalent to human age 60+.
| Guinea pig | Human age | Stage |
|---|---|---|
| 1 yr | 26 | Adult |
| 2 yr | 37 | Adult |
| 3 yr | 47 | Middle age |
| 4 yr | 58 | Middle age |
| 5 yr | 68 | Senior |
| 6 yr | 79 | Elderly |
| 7 yr | 89 | Elderly |
| 8 yr | 100 | Elderly |
| 9 yr | 110 | Elderly |
| 10 yr | 121 | Elderly |
Guinea pig profile
| Classification | Mammalia > Rodentia > Caviidae |
|---|---|
| Scientific name | Cavia porcellus |
| Adult weight | about 7.3e+02 g |
| Age of maturity | 2 months |
| Gestation | about 68 days |
| Litter / clutch size | 3.8 |
| Longest recorded | 12 years (captivity) |
Sources
How we convert ages: method.
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