How Long Does Cold Brew Coffee Last?
Homemade or store-bought cold brew coffee concentrate and ready-to-drink cold brew.
The Short Answer
Cold Brew Coffee lasts 7–14 days when stored properly in the fridge. Store in a sealed glass or plastic container in the refrigerator. Concentrate lasts longer than diluted cold brew. Alway
Storage Times for Cold Brew Coffee
Source: FDA Food Code | Last verified: March 30, 2026 | Our methodology
How to Store Cold Brew Coffee
Store in a sealed glass or plastic container in the refrigerator. Concentrate lasts longer than diluted cold brew. Always dilute concentrate before drinking (usually 1:1 with water or milk).
How to Tell if Cold Brew Coffee Has Gone Bad
Sour or vinegary taste, musty or moldy smell, visible mold, unusually cloudy when it was previously clear.
Cold brew concentrate is one of the longest-lasting homemade beverages in your fridge. Make a big batch on Sunday and you have coffee all week. The concentrate keeps better than the diluted version, so add water or milk per cup.
Frequently Asked Questions
Yes. Cold brew oxidizes and develops off flavors over time. Concentrate lasts 10-14 days, while diluted cold brew is best within 3-5 days. Keep it refrigerated at all times.
Yes. Freeze in ice cube trays and use the cubes to chill your coffee without diluting it. Frozen cold brew concentrate lasts 2-3 months.
If stored properly in the fridge, 2-week old concentrate may still be safe but the flavor will have noticeably degraded. If it smells sour or off, discard it.
The Bottom Line
Cold Brew Coffee keeps for 7–14 days when stored properly. Always check for signs of spoilage before eating, and remember that these times are guidelines, not guarantees. When in doubt, discard it.