Medium-rare beef steak is generally safe to eat, provided it reaches an internal temperature of at least 145°F (62.8°C) and rests for three minutes before cutting. That’s the minimum safe temperature set by the USDA for whole-muscle beef cuts like steaks, chops, and roasts. A properly cooked medium-rare steak meets this threshold, putting it within the safety zone for most healthy adults.
Why Steaks Are Safer Than Burgers
The reason a pink center in a steak is different from a pink center in a burger comes down to where bacteria live. On a whole cut of beef, harmful organisms like E. coli O157:H7 and Salmonella sit on the outer surface of the meat. When you sear a steak, the high heat on the outside kills those pathogens even if the interior stays pink and relatively cool.
Ground beef is a different story entirely. The grinding process folds surface bacteria throughout the meat, so pathogens that were once only on the outside end up in the center. That’s why ground beef needs to hit 160°F (71°C) all the way through, with no exceptions. A medium-rare burger carries real risk in a way a medium-rare steak does not.
What Actually Happens at 145°F
Bacteria don’t die instantly at a single magic number. Killing pathogens is a combination of temperature and time. At 130°F (55°C), E. coli O157:H7 can survive for over 20 minutes in beef. Raise the temperature to 145°F (62.5°C), and the survival time drops to under a minute. At 150°F (65°C), the bacteria are destroyed in seconds. This is why the USDA pairs its 145°F recommendation with a three-minute rest period: that resting time allows the residual heat to finish the job, eliminating pathogens even if the steak is pulled from the heat right at the threshold.
Medium-rare typically registers between 130°F and 135°F at the center, which is technically below the USDA’s 145°F minimum. In practice, many restaurants serve steaks in this range, and foodborne illness from whole-muscle steaks is rare. The seared exterior does most of the safety work. Still, the safest version of medium-rare is one that touches 145°F and rests properly.
The Resting Period Matters
Pulling a steak off the grill or out of a pan doesn’t stop the cooking process immediately. The outer layers of the meat are significantly hotter than the center, and that heat continues migrating inward during the rest. A steak removed at 140°F will typically climb several degrees over the next few minutes. The USDA’s three-minute rest requirement accounts for this carryover cooking, giving the interior enough time at temperature to neutralize bacteria.
If you want a steak that’s both safely cooked and still pink in the middle, pull it from the heat around 140°F and let it rest for at least three minutes. You’ll end up right at or slightly above 145°F with a warm, rosy center.
How to Check the Temperature
An instant-read meat thermometer is the only reliable way to know whether your steak has reached a safe temperature. Color alone is not a trustworthy indicator. Some steaks look pink at 160°F, while others look brown at 140°F. Lighting, myoglobin content, and aging all affect the color of cooked meat.
Insert the thermometer into the thickest part of the steak, avoiding any bone or gristle, which can give a falsely high reading. For thin cuts, slide the probe in from the side until it reaches the center. The USDA recommends taking the steak off the heat source before checking, since the shift in position needed to insert a thermometer can be easier and more accurate away from a hot grill or pan.
When Medium Rare Is Not Worth the Risk
For most healthy adults, a properly handled medium-rare steak poses very little danger. But certain groups face higher stakes if something goes wrong. Pregnant women, young children, older adults, and anyone with a weakened immune system (from chemotherapy, organ transplants, HIV, or other conditions) are more vulnerable to foodborne pathogens and more likely to develop serious complications from infections like E. coli or Salmonella. For these groups, cooking beef to at least 160°F is the safer choice.
Pork, Lamb, and Other Red Meats
The same 145°F rule with a three-minute rest applies to pork, veal, and lamb steaks, chops, and roasts. This is a relatively recent shift for pork. The USDA lowered pork’s recommended temperature from 160°F to 145°F in 2011, acknowledging that modern pork production has virtually eliminated the parasite that once made undercooked pork dangerous. A medium-rare lamb chop or pork loin follows the same safety logic as a beef steak: sear the outside, hit 145°F internally, and rest before serving.
Poultry is the clear exception. Chicken and turkey must always reach 165°F (73.9°C) regardless of the cut, because harmful bacteria like Salmonella penetrate poultry muscle tissue in a way they don’t with whole-muscle red meat.
Handling Before Cooking
Temperature at the grill is only half the equation. How you store and handle the meat before cooking affects safety just as much. Bacteria multiply rapidly between 40°F and 140°F, a range food safety experts call the “danger zone.” A steak left on the counter for two hours has a much larger bacterial load than one that went straight from the refrigerator to the pan, meaning even proper cooking may not fully compensate.
Keep raw beef refrigerated at 40°F or below until you’re ready to cook. If you’re thawing frozen steak, do it in the refrigerator overnight rather than on the counter. And use separate cutting boards and utensils for raw meat to avoid cross-contaminating foods that won’t be cooked, like salads or bread.