You can safely eat leftover ham for about 3–5 days if it has been cooked and kept in the refrigerator at or below 40°F (4°C) in a sealed container.

Fridge Time: What’s Safe

  • Cooked ham (spiral, baked, or sliced) generally keeps 3–5 days in the fridge when promptly chilled and stored airtight.
  • Some country hams or very salty cured hams may stretch closer to a week, but 3–5 days is still the safest default.
  • If it sat out at room temperature for more than 2 hours (or 1 hour above 90°F/32°C), it should be thrown away because bacteria can multiply quickly in the “danger zone” of 40°F–140°F.

Freezer Option

  • If you won’t finish it within a few days, you can freeze leftover ham for longer.
  • Properly wrapped cooked ham keeps best for about 1–3 months in the freezer before quality (texture and flavor) noticeably drops, even though it can remain technically safe longer.

When To Toss It

Do not eat the ham if you notice any of these:

  • Sour or off smell, or unusually strong “funky” odor.
  • Slimy, sticky, or tacky surface, or any visible mold.
  • Grey, green, or otherwise discolored patches instead of the normal pink color.

If your leftovers are older than about 5 days in the fridge, or you are unsure how they were stored, it is safer to discard them rather than risk food poisoning.

TL;DR: Eat leftover ham within 3–5 days from the fridge, freeze if you need longer, and throw it out if it looks, smells, or feels off or has been left out too long.

Information gathered from public forums or data available on the internet and portrayed here.