What is the collective noun for tents?

There isn't a widely accepted or commonly used collective noun for tents.

However, here are some possibilities, depending on the context:

Formal:

* An encampment of tents

* A cluster of tents

* A group of tents

* A collection of tents

Informal:

* A bunch of tents

* A huddle of tents

* A field of tents

Ultimately, the best option will depend on the specific situation and what you're trying to convey.