What Is a Turkey Timer?
A turkey timer is two tools in one: a cooking time calculator and a roast countdown. Enter your bird's weight and whether it is stuffed, and the calculator estimates how long to cook a turkey at 325 to 350°F. Hit start and it counts down the whole roast — hours, minutes and seconds — so you know when to pull it out and rest it. It replaces the mental math of figuring turkey cooking time per pound and the flimsy pop up timer that comes stuck in the breast.
How Long to Cook a Turkey
As a rule of thumb, plan on roughly 13 minutes per pound for an unstuffed turkey and about 15 minutes per pound for a stuffed one, roasting at 325 to 350°F. So a 12 lb unstuffed bird lands around 2 hours 36 minutes, while a 20 lb stuffed turkey runs closer to 5 hours. These are guidance figures — ovens vary, and a cold or partially frozen turkey takes longer. The calculator above does the per pound math for you, but treat the result as a starting estimate and let temperature be the final judge.
The Pop Up Turkey Timer Explained
Many store-bought birds come with a pop up timer — a small plastic stem with a spring held down by soft metal that melts and releases the button near 165 degrees in the breast. It is convenient, but it is not always reliable. It can pop late, leaving the breast overcooked and dry, or fail to pop at all if it was bumped or sat in a cooler part of the bird. Because it only reads one spot, it can miss the true doneness of the thighs. A digital meat thermometer in the thickest part of the breast and thigh (not touching bone) is far more accurate than any pop up timer.
How to Use the Turkey Timer Calculator
- Pick a weight preset or type your turkey's exact weight, then switch between lb and kg.
- Choose Unstuffed or Stuffed — stuffing adds time because heat has to reach the center of the cavity.
- Read the recommended roast time, which updates live as you change the inputs.
- Press Start timer to load that time into the countdown, then start it when the turkey goes in the oven.
- When it chimes, confirm the turkey has reached 165°F with a meat thermometer before you carve.
Turkey Roasting Tips
- Always confirm 165 degrees in the breast and thigh with a meat thermometer — this is the only sure test of doneness.
- Let the turkey rest 20 to 30 minutes after roasting so the juices redistribute and carving is cleaner.
- Tent the bird loosely with foil while it rests, and during roasting if the skin browns too fast.
- Start with the turkey fully thawed — a still-frozen bird throws the timing off completely.
- Add 30 to 45 minutes to your estimate if you open the oven often or roast at the lower end of the range.