4.73 from 206 votes

How To Make A Juicy Oven-Roasted Pork Loin

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This delicious roasted pork loin comes out of the oven juicy and tasty! Easy to prep covered in flavorful herbs like garlic and rosemary, this pork roast is perfect for a Sunday family meal or even a holiday.

Sliced roasted pork loin on a platter with rosemary


 

Pork loin always makes me think of Sunday dinner at my Great Aunt’s house, she had a great recipe. When I visited as a kid, which was always on a Sunday or holiday, she would make big Italian Sunday feasts for the family.

I won’t forget her big platters of pasta and Italian sausages or sometimes the sausages sat on a platter of saurkraut. One of her amazing specialties was Pork Loin with fresh garden green beans (or try my fresh green bean casserole with bacon!), creamy garlic mashed potatoes, and fresh bread. Sometimes she would make roasted potatoes, homemade sausage stuffing or mashed sweet potatoes, a fresh green salad (try this apple cranberry salad!) or even homemade applesauce as the side dishes.

Are you smacking your lips yet? Cause I am… Often she made a recipe similar to my Amazing Pork Loin In The Crock Pot. Cooking pork loin low and slow makes it melt in your mouth tender (you should try it Hawaiian style with this Pork Loin and Pineapple In The Slow Cooker!) She would also make the most amazing Honey Orange Ham Glaze on holiday hams, yum.

But last time I tried this, I made an oven variety that the family loved. It’s a little different variation of spices than my crockpot version, and it’s absolutely delicious.

What is a Pork Loin?

Pork loin is a wide cut of meat, and is often sliced into a large slice that is more similar to the size of a steak. Pork loin is sold with bones and also boneless.

Pork loins are usually 3-5 pounds each. This cut of meat becomes tender when cooked low and slow.

Is there a difference between pork loin and pork tenderloin?

Yes, pork tenderloin is a different cut of meat than pork loin and they are often mistaken for each other and are slightly different.

Spice rub in a bowl before mixed below a pork loin on a cutting board.

What Is A Pork Tenderloin?

Pork tenderloin is a smaller cut of meat that is thinner, and when sliced it makes more of a medallion.

Pork tenderloins are usually 1-2 pounds each, but are sometimes sold in packs of 2. This cut of meat can be cooked quicker at a higher temperature.

When it’s easy to confuse pork loin and pork tenderloin…

It gets tricky when you buy a boneless pork loin which is around 3 pounds because it seems like a smaller cut of meat and is often even kept very close to the pork tenderloin in the store!

But if you try to cook a pork loin with a pork tenderloin recipe, it likely won’t be tender enough. So read the label carefully!

This pretty roasted stuffed pork tenderloin with balsamic glaze looks beautiful for any celebratory dinner! Or if you have a pork tenderloin and an instant pot you HAVE to try this Instant Pot Balsamic Pork Tenderloin.

How To Cook Roasted Pork Loin

I think sometimes with a big piece of meat, we want to make double sure everything is just right. The meat is in the oven for a long time, and we cant’ slice into it to check if it’s done because we will lose some of the flavors. Here are some tips and tricks for how to cook pork loin so your first try is delicious.

Do you cook Pork Loin Fat Side Up Or Down?

With a pork loin you want to place the meet with the fat side facing up. This allows the fat to slowly drip over the meat as it roasts making it more delicious and tender. If you put the fat facing down, most of the flavor falls into the roasting pan.

Do You Need To Brown Pork Loin Before Roasting It?

I think browning the pork loin before roasting it is a matter of preference. Browning the pork loin can add a lot more flavor on the outside, creating a sear crust. This will help to seal in the meat’s natural juices, and make your end result more flavorful

How Long Do I Cook Boneless Pork Loin?

Pork loin should read 145 degrees when you insert a meat thermometer. This is the best way to know the meat is properly cooked.

In general, boneless pork loin needs to cook for 20-25 minutes per pound of meat.

Pork loin covered in spices in a baking pan

Pork Loin Cooking Times

Here are some estimates of how long to expect your pork loin will be in the oven depending on how big your pork loin is and the temperature of your oven. You should set your oven to 375 degrees for this recipe.

  • 3-pound pork loin- 60-75 minutes
  • 3 1/2 pound pork loin- 70- 85 minutes
  • 4-pound pork loin– 80-100 minutes

If your pork loin is smaller then 3 pounds it is very likely it is pork tenderloin and not pork loin, see above for more info on the difference.

Make sure to rest your meat for at least 15 minutes after cooking. The roast will continue to cook a little, but if you cut it too fast you will loose some of the juiciness in this recipe.

Note On The Pink Color Of Cooked Pork Loin

Pork loin should have a slight blush of pink on the inside. This is not the same as raw pork. When the meat reaches 145 degrees, the slight pink color means your pork is juicy. If you cook the pork until there is no pink left, the meat will end up dry.

How do I make this Pork Loin recipe with gravy?

Sometimes I just drizzle the pan juices over this pork loin and call dinner done.

But if it’s a holiday or we are in the mood for gravy we use my super simple pork gravy recipe. It uses the drippings from the pan, can be whipped up while the meat is resting, and is super delicious!

Can I Cook Vegetables In The Same Pan?

You can cook vegetables like potatoes, carrots, apples, and onions underneath the pork loin. But be aware that your dish may need to cook a little longer if you add veggies to the pan. Using the meat thermometer and measuring that the inside of the pork loin is 145 degrees is the best way to know if your pork loin is done.

You can also throw these crispy-skinned baked potatoes in the oven at the same time. While the pork loin cooks at a temperature that is 25 degrees less than I usually recommend for potatoes since you are likely already cooking the pork loin for over an hour the potatoes can cook a little longer at a slightly lower temperature too. Or the recipe also includes air fryer instructions.

Can I turn this into pulled pork?

Yes, you can turn this into pulled pork, but I recommend using any leftovers for pulled pork. A full pork loin will make a LOT of shredded pork!

To make pulled pork, portion off the pork you want to make into pulled pork. Use two forks turned backward to shred the pork by pulling the meat apart.

  • Spray a baking pan with oil and add the shredded pork.
  • For every cup of shredded meat add 1/2 cup of broth or pan drippings to the pork.
  • For every pound of shredded meat add about 1/2 cup of BBQ sauce.
  • Stir well, then slide back into the oven for about 20-25 minutes or until the entire dish is bubbling. Enjoy!
Side view close up of sliced roasted pork loin at the table

How Do I Store Leftover Pork?

Leftovers can be kept in the fridge for up about 3 days. You can also freeze leftover pork into portions and it keeps for about 3 months well. Beyond 3 months you start to risk your meat developing freezer burn.

Reheat with a little broth to ensure the meat doesn’t dry out. Or make into pulled pork and freeze already pulled to help keep it juicy.

Close up of sliced pork loin on a serving platter with rosemary.
Recipe

Oven Roasted Pork Loin


Course Main Course
Cuisine American
Prep Time 10 minutes
Cook Time 1 hour
Resting Time 15 minutes
Total Time 1 hour 25 minutes
Servings 8 Servings
This delicious roast pork loin comes out of the oven juicy and tasty! Easy to prep with flavorful herbs, this pork roast is perfect for a Sunday family meal, or even to grace your holiday table.

Equipment

  • Paper towel
  • Large roasting pan or casserole dish
  • Measuring cups and spoons
  • Large cutting board
  • Medium sized bowl
  • Spoon
  • Aluminum foil

Ingredients  

  • 3 pound pork loin roast
  • 2 tablespoons Olive Oil
  • 2 teaspoons salt
  • ½ teaspoon pepper
  • ½ tsp paprika
  • 2 tsp garlic powder
  • 1 teaspoon rosemary
  • 1 teaspoon ground mustard

Instructions

  • Preheat oven to 375 F degrees
  • Add pork loin to a roasting dish with the fat side up. Pat the meat dry with a paper towel.
  • Pour 2 tablespoons of oil over the pork loin evenly and spread it evenly over the top of the meat.
  • Mix the salt, pepper, paprika, garlic powder, rosemary and ground mustard together in a small bowl. Sprinkle the spice mix all over the pork, then give it a generous rub with a clean hand to ensure the spices are evenly distributed.
  • Cook the pork loin for about 60-75 minutes for a 3lb. Use a meat thermometer to make sure the inside of the pork loin reaches an internal temperature of 145.
  • Remove the pan from the oven. Transfer the pork to a clean cutting board and allow the meat to rest for 15 minutes. You can add a clean piece of foil over the meat to help keep the outside warm while the inside of the meat rests. Don't cut into the meat before letting it rest, it can make the meat dry! Pork loin will have a slight blush of pink color inside.
  • Slice the pork loin into ¾ to 1 inch thick slicees. Serve with a drizzle of the pan juices over all the slices or make my pork gravy with the drippings and serve.

Video

Notes

If your pork loin is bigger it make take longer to cook. In general, a pork loin will take 20-25 minutes of cooking per pound of meat.

Nutrition

Calories: 260kcal | Carbohydrates: 1g | Protein: 38g | Fat: 11g | Saturated Fat: 3g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 5g | Cholesterol: 107mg | Sodium: 665mg | Potassium: 650mg | Fiber: 0.1g | Sugar: 0.1g | Vitamin A: 11IU | Vitamin C: 0.4mg | Calcium: 11mg | Iron: 1mg
Keyword pork, roast

Did You Make This?

I would love to see it! Share your thoughts with me in the comments below!

Did you make this recipe? Leave a star rating and tell me about it in the comments!

Pork loin on a serving platter with text title overlay
4.73 from 206 votes (162 ratings without comment)

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111 Comments

  1. This is a great recipe! I made it for my family on Christmas Day in 2022 and they all loved it! There were no leftovers haha.

    Question: is it okay to do the olive oil and seasoning and then let the roast marinate for 24 hours? Weโ€™re going to make dinner for my Gran on Sunday but she lives 3.5 hours away from us, so I was going to let the meat marinate so all I need to do is throw it in the oven when we get to her house. Thanks in advance!

    1. I am so glad to hear your family loved this recipe Mikaela! Yes you can for sure marinate the meat up to 24 hours in advance, it will just add more flavor to the recipe. I might recommend though pouring anything that has dripped to the bottom over the meat before popping it in the oven just to make sure the outside of the meat has a nice thin layer of oil to help it brown properly, as it is a large cut of meat. Hope you enjoy!

  2. 5 stars
    This is similar to the way I cook roast pork, though I was raised at a time when every cookbook said that pork had to be cooked to an internal temperature of 185 degrees minimum due to the dangers of trichinosis, which was more widespread then. I am aware that the USDA’s recommendations have changed, but pork that is pink in the middle still gives me the heebie jeebies for no good reason.

    I like to put the roast in the pan atop a layer of sliced carrots, celery, and onions, and surround it with those little potatoes. The bone-in shoulder roast is a more fatty cut, but it is generally a bit more tender when cooked to 185. For the boneless pork loin I also like to use a sharp knife with a narrow blade, make slots an inch or so deep all over the surface of the roast, and insert whole garlic cloves.

  3. 5 stars
    Made this following your recipe and this was the best pork roast I have ever made and tasted! Everyone loved it. It was moist and flavorful. Oh and easy to prepare!
    Thanks. This is a keeper.

  4. Mike Brusa says:

    5 stars
    I slice some garlic slivers into the roast before cooking.

  5. Cory Carter says:

    4 stars
    I made this my pork loin had bacon wrapped it is good.

  6. Pamela Bradford says:

    5 stars
    Came out tender, moist and flavorful

  7. 4 stars
    Came out excellent juicy and very tasty

  8. This tastes amazing and I make this at least once a month for one of my clients (I’m a CNA). My husband and I recently started the atkins/keto diet and we have to watch our carb intake. Is there anyway you could post a more complete nutrition info?

    1. Hi Ursala, I am so glad you enjoy the recipe, and that your clients do too! Unfortunately, I have no way of publishing more detailed nutrition information at this time. What I have published is as detailed as the program I have goes. I recommend using a free program online like Sparkpeople or another fitness program that includes a nutrition calculator.

      The nutrition information I include is estimates, but it can vary depending on the actual ingredients you use (such as if we use different kinds of oil.) If you need something more precise I recommend adding it into another calculator. Hope that helps

    2. Oh my gosh, I spoke too soon! I didn’t realize this recipe didn’t have the basic nutrition info other than the calories. I’ve updated it within the system to give you the best nutrition estimate I can with the system I have. Hope that helps!

  9. Theresa Ballard says:

    5 stars
    Excellent, but weโ€™d prefer it with less salt. Iโ€™m going to cut salt in half next time. Added cooked carrots with juice for about 30 minutes at 250 degrees after roast was fully cooked. Scrumptious!

  10. Ivanna Riley says:

    5 stars
    Your recipe is absolutely delicious! The spices and how tender it comes out are off the charts! It is my favorite recipe for making pork loin roast! Thank you so much!

  11. SUSAN j ALDRICH says:

    and its only 1.7 lbs oven setting roast or bake?

    1. Use the bake feature. The Roast setting is typically used for roasting above 400 degrees, and for helping to get everything in the pan extra crispy. Hope that helps.

  12. SUSAN j ALDRICH says:

    do u wrap in foil or line pan with foil

    1. You can line the pan with foil, but it’s not necessary. It can make for easier cleanup. You don’t wrap the meat in foil. If it starts to brown too much for your liking, you can add foil to the top but most of the time it’s delicious baking uncovered.

  13. Rhonda J Lanham says:

    5 stars
    It was a great recipe.

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