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Bone-In Pork Loin Roast in Roast at 325°F

Exact time and temperature for perfect results.

Roast

Bone-In Pork Loin Roast

Cook Time

100-150 min

Set Roast To

325°F

cooking temperature

Safe Internal Temp

145°F

63°C · USDA FSIS

Preheat Roast before cooking

Cooking Tips

  • Score the fat cap for crispier surface
  • Use a thermometer and pull at 140F for carryover to 145F
  • Let rest 15 minutes before carving

Note: For 4 lb roast, about 25 min per pound

Other Temperatures for Bone-In Pork Loin Roast

Frequently Asked Questions

How long to cook Bone-In Pork Loin Roast at 325°F?

Bone-In Pork Loin Roast takes 100-150 minutes at 325°F in Roast. For 4 lb roast, about 25 min per pound Always verify internal temperature reaches 145°F.

Is 325°F the best temperature for Bone-In Pork Loin Roast?

325°F works well for Bone-In Pork Loin Roast. The most commonly recommended temperature is 350°F. For 4 lb roast, about 25 min per pound

How do I know when Bone-In Pork Loin Roast is done at 325°F?

Use an instant-read meat thermometer to check that the internal temperature of Bone-In Pork Loin Roast reaches 145°F (63°C). At 325°F, this typically takes 100-150 minutes, but always verify with a thermometer.

Can I cook Bone-In Pork Loin Roast at a different temperature?

Yes. Bone-In Pork Loin Roast can also be cooked at 350°F. Lower temperatures cook more slowly and evenly; higher temperatures cook faster with more browning.