Dairy Products & Eggs

Cheesehard such as cheddar, swiss, block parmesan

3–4 weeks in the fridge after opening and 6 months in the freezer.

Pantry

No USDA guidance

Fridge

from purchase: 6 months
after opening: 3–4 weeks

Freezer

from purchase: 6 months

Source: USDA FSIS FoodKeeperHow to read these times

Common questions

How long does cheese (hard such as cheddar, swiss, block parmesan) last in the fridge?

6 months from the date of purchase. 3–4 weeks after opening.

Can you freeze cheese (hard such as cheddar, swiss, block parmesan), and for how long?

Yes. 6 months from the date of purchase.

How can I tell if cheese (hard such as cheddar, swiss, block parmesan) has gone bad?

Throw it out if it smells off, feels slimy or sticky, shows mold, or has changed color. Storage times assume it was handled safely and kept cold the whole time.