Turkey Roast Calculator
Use our interactive turkey roast calculator to find the exact cooking time at different oven temperatures, whether you are wondering how to slow down turkey cooking time or searching for the optimal spatchcock turkey cook time.
Estimated roasting time (unstuffed)
Oven Temperature Guide
USDA Recommended — Standard roasting temperature. Most reliable and forgiving.
Slightly faster — About 10–15% faster cook time. Good for smaller turkeys.
High heat start — Some recipes start at 425°F for 30 min to crisp skin, then lower to 325°F.
Turkey Cooking Time Chart
USDA recommended roasting times at 325°F (163°C). Always verify with a meat thermometer.
| Weight | Unstuffed | Stuffed |
|---|---|---|
| 4–6(breast) | 1½–2¼ hr | — |
| 6–8(breast) | 2¼–3¼ hr | 3–3½ hr |
| 8–12→lb | 2¾–3 hr | 3–3½ hr |
| 12–14→lb | 3–3¾ hr | 3½–4 hr |
| 14–18→lb | 3¾–4¼ hr | 4–4¼ hr |
| 18–20→lb | 4¼–4½ hr | 4¼–4¾ hr |
| 20–24→lb | 4½–5 hr | 4¾–5¼ hr |
| 24–30→lb | 5–5½ hr | 5¼–6¼ hr |
Source: USDA FoodSafety.gov. Thaw time is for refrigerator thawing (~24 hours per 4–5 lbs). Cooking times are approximate — always use a food thermometer to confirm 165°F internal temperature.