Smoking a whole turkey usually takes about 30–45 minutes per pound at 225–250°F, but the real answer is “until it reaches 165°F in the thickest part of the breast,” which often means 5–8 hours for an average 10–14 lb bird. Time varies with smoker temperature, turkey size, and whether you spatchcock or cook it whole.

Core timing guidelines

  • At 225°F: plan roughly 30–45 minutes per pound for a whole turkey.
  • At 250°F: closer to 25–30 minutes per pound.
  • At 275°F: around 20–25 minutes per pound if you’re cooking hotter and faster.
  • Many practical examples land around 18–30 minutes per pound when using mixed temps (starting lower for smoke, finishing hotter to crisp skin).

For a typical 12–13 lb bird, this often works out to about 4–6+ hours depending on your exact temperature schedule and how often you open the smoker.

Safe “done” temperature

  • The turkey is done when:
    • Breast: 165°F internal.
    • Thigh: usually 170–175°F for better texture.
  • Always use an instant‑read or probe thermometer; time-per-pound is only a planning estimate.
  • Let it rest at least 20–30 minutes before carving so the juices redistribute.

Factors that change the time

  • Size of the turkey
    • Larger birds (18–20+ lb) can push well past 6 hours even at 250°F.
  • Smoker temperature stability
    • Wind, cold weather, and thin-walled smokers can extend the cook.
  • Spatchcock vs whole
    • Spatchcocked (backbone removed, bird laid flat) cooks faster and more evenly; some forum users report large birds finishing in ~2.5–4 hours at hotter temps like 325–350°F.
  • Stuffed vs unstuffed
    • Stuffing slows cooking and is harder to keep food‑safe, so most smoked-turkey guides recommend cooking it unstuffed.

Example timelines

  • 12 lb whole turkey at 225–250°F: roughly 5–7 hours, plus 20–30 minutes rest.
  • 13 lb turkey with a low‑to‑high schedule (e.g., 180°F → 215°F → 350°F): test cooks show about 4–4.5 hours total, or about 18–22 minutes per pound, then a rest.
  • 20 lb spatchcocked turkey at 325–350°F: many backyard smokers on forums report ~2.5–3.5 hours to hit breast 150–155°F and thigh 170–175°F, plus at least an hour rest.

Forum & “latest news” flavor

Recent holiday-season forum threads still circle around the same big debates:

  • Low-and-slow 225°F “classic BBQ” vs hot‑and‑fast methods that run closer to 300–350°F to shorten the cook and crisp the skin.
  • Whole bird vs spatchcock, with many experienced smokers telling people to spatchcock to save fuel and avoid rubbery skin.
  • Whether to finish in the oven; the common 2023–2025 advice in smoking forums and blogs is that if your smoker can hold temp and you like the color, you can keep it in the smoker the whole time and skip the oven finish.

A recurring forum mantra from the last few seasons: “Plan by minutes per pound, but cook until it’s done (165°F), not until the math says it’s time.”

Bottom line: For search and SEO, the phrase “how long does it take to smoke a turkey” generally maps to 30–45 minutes per pound at 225–250°F, or 20–30 minutes per pound at 250–275°F, with the turkey finished when the breast hits 165°F internal.

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