How Long Do Olives Last After Opening? The Ultimate Guide

Olives are a popular ingredient in many dishes, both as a topping or ingredient in salads or as an essential in Mediterranean-style meals. But how long do olives last once you’ve opened the jar or container? This ultimate guide answers that question and more, so you know how long to keep them before they spoil or go bad.

There are many factors that affect whether olives go bad quickly or last longer than expected. The type of olive, how it is stored, and whether it is cleaned or not can all play a part in the expiration date of this delicious food.

What are the Different Types of Olives?

Olives come in many varieties, each with their unique taste and characteristics. Knowing the different types can help you choose the best olives for the dish you’re preparing and can also help you understand how long they’ll last before going bad.

Kalamata Olives

Kalamata olives are a popular Greek olive with a deep purple color and a slightly bitter taste. They’re often found in Mediterranean cuisine, and their intense flavor makes them a great ingredient in salads, pasta dishes, and more. These olives can last up to six months in the refrigerator, ensuring that you’ll have plenty of time to enjoy them after opening the jar.

Green Olives

Green olives can range in flavor from mild to bitter, depending on the variety. They’re usually picked before they’re fully ripe, resulting in a firmer texture than other olive varieties. Green olives need to be stored in brine, and the brine should be changed every few days to ensure maximum freshness. They can last up to six months in the refrigerator.

Black Olives

Black olives can be either fully ripe or green olives that have been treated with an iron compound. They have a milder flavor and a softer texture than other olive varieties. Black olives also need to be stored in brine and can last up to twelve months in the refrigerator.

How Long Do Olives Last After Opening?

Once you’ve opened a jar of olives, how long can you expect them to last before going bad? The answer depends on many factors, including the type of olive, how they’re stored, and whether the container has been opened before or not.

Unopened Containers

If the container hasn’t been opened, olives can last up to two years in dry storage, depending on the variety. However, once you open the container, it’s essential to transfer the olives into an airtight container and store them in the refrigerator.

Opened Containers

Once opened, olives generally last between one and two weeks in the fridge. However, this also depends on how they’re stored. If the olives are stored in a brine solution, they can last up to six months in the refrigerator.

How Do You Know When Olives Have Gone Bad?

It’s essential to know how to check for signs of spoilage in olives to prevent illness and ensure your dish tastes delicious. These are some signs that your olives have gone bad:

  • Strange or foul odors
  • Excessive softness
  • Visible mold or discoloration
  • Fizzy brine

How Can You Store Olives to Prevent Them from Going Bad?

The best way to store olives and keep them fresh for as long as possible is to keep them in an airtight container and store them in the refrigerator. You should also make sure to follow these steps:

  • Store olives in their brine solution
  • Change the brine solution every few days to prevent spoilage
  • Don’t mix different types of olives in the same container

Can You Freeze Olives?

Yes, you can freeze olives, but it’s not recommended because it can significantly affect the texture and flavor of the olives. Freezing olives can also damage their cell walls, which causes them to become mushy when they thaw.


In conclusion, olives can be a great addition to many dishes and can last a long time when stored correctly. By knowing how to store olives, how long different varieties last, and what to look for when checking for spoilage, you can ensure your olives always taste great and are safe for consumption.

Frequently Asked Questions

  • Q: How long do olives last after opening the container?
  • A: Olives can last between one and two weeks in the fridge after opening the container
  • Q: Can you freeze olives?
  • A: Yes, you can freeze olives, but it’s not recommended as it affects the texture and flavor.
  • Q: How do you know when olives have gone bad?
  • A: Signs that olives have gone bad include strange or foul odors, excessive softness, visible mold or discoloration, and fizzy brine.


  • Bon Appétit Magazine. (2021). An olive freshness guide. Retrieved from
  • The Spruce Eats. (2021). How to Buy, Store, and Cook with Olives. Retrieved from
  • Taste of Home. (2021). How Long Do Olives Last? Retrieved from

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