---
title: "How long does a boa constrictor last?"
description: "A boa constrictor lasts 20–30 yr. How that compares to other things, and where the number comes from."
url: https://atoneplace.net/how-long/boa-constrictor/
site: "At One Place"
---

# How long does a boa constrictor last?

**Typical lifespan: 20–30 yr**

A widely kept constrictor of the Americas, smaller than the anaconda it is often confused with.

## How that compares

*Boa constrictor against things of a similar time.*

- Boa constrictor: 20–30 yr
- Giant panda: 15–30 yr
- American bison: 15–25 yr
- Bald eagle: 15–38 yr
- Spotted hyena: 12–25 yr
- Cow: 15–25 yr
- Red kangaroo: 12–25 yr
- American black bear: 18–30 yr

## What that means over time

*Assuming the typical lifespan above and immediate replacement.*

| Period | How many you would buy |
| --- | --- |
| Per year | 0.05 replacements |
| Over 10 years | 1 of them |
| Over a 30-year mortgage | 1.5 of them |

> Lifespans are medians under ordinary use, not guarantees. Maintenance, how hard it is used, and build quality move individual examples a long way in both directions — which is why the range above is as wide as it is.

## More about a boa constrictor

- [How much does a boa constrictor weigh?](https://atoneplace.net/weight/boa-constrictor/) — 10–45 kg

## Common questions

### How long does a boa constrictor last?

A boa constrictor lasts 20–30 yr.

## Related pages

- [How much does a boa constrictor weigh?](https://atoneplace.net/weight/boa-constrictor/)
- [How long does a lion last?](https://atoneplace.net/how-long/lion/)
- [How long does a tiger last?](https://atoneplace.net/how-long/tiger/)
- [How long does a great white shark last?](https://atoneplace.net/how-long/great-white-shark/)
- [How long does a cheetah last?](https://atoneplace.net/how-long/cheetah/)
- [How long does a polar bear last?](https://atoneplace.net/how-long/polar-bear/)
- [How long does a grizzly bear last?](https://atoneplace.net/how-long/grizzly-bear/)
- [How long does a gray wolf last?](https://atoneplace.net/how-long/gray-wolf/)
- [How long does a orca last?](https://atoneplace.net/how-long/orca/)
- [How long does a saltwater crocodile last?](https://atoneplace.net/how-long/saltwater-crocodile/)
- [How long does a leopard last?](https://atoneplace.net/how-long/leopard/)

## Sources

- Wikidata — Wikimedia Foundation (https://www.wikidata.org/) [CC0 1.0]