Steak Cook Time Calculator

Thickness sets the clock, temperature sets the finish

Two things decide when a steak is done, and only one of them is time. Thickness drives the clock: every extra half inch adds minutes in a fairly straight line, which is why this calculator takes thickness and doneness and returns a total. But the finish line itself is temperature. The same 1-inch ribeye is rare at 120 degrees F, medium at 140, and well done at 160, and the only way to know which one you have is a probe thermometer slid into the side of the steak at its center.

The USDA's position is worth stating plainly: it recommends never relying on color, firmness, or time to judge doneness, and its safe minimum internal temperature chart sets 145 degrees F with a 3-minute rest for beef steaks, chops, and roasts. At the same time, the USDA notes that consumers may choose lower temperatures for personal preference, which is why steakhouse culture runs at 130 to 135 for medium-rare.

So use both numbers together. The minutes get the steak close; the thermometer finishes the job. A $15 instant-read probe takes the guesswork out of a $30 piece of meat, and it is the single highest-impact tool in steak cooking.

Worked example: a 1-inch ribeye for medium-rare

Start with a grill or cast-iron pan ripping hot, around 450 degrees F at the cooking surface. Pat the steak dry, salt it, and lay it down. For a 1-inch steak targeted at medium-rare the math runs like this:

• Total grill time: (6 x 1) + 4 = 10 minutes, about 5 minutes per side with one flip
• Target center temperature: 130 degrees F for medium-rare
• Pull temperature: 130 - 5 = 125 degrees F, accounting for carryover
• Rest: 5 minutes loosely tented on a warm plate

During the rest, heat stored in the outer crust keeps traveling inward, lifting the center another 5 degrees F so the steak lands at 130, and the juices that had been squeezed toward the center redistribute through the meat. Cutting at minute one instead of minute five leaves a puddle on the board and a drier steak.

Scale the same steps to other sizes. A 1.5-inch strip for medium-rare needs (6 x 1.5) + 4 = 13 minutes and pulls at 123 degrees F, since thicker steaks carry over more. A 2-inch ribeye for medium-rare needs (6 x 2) + 4 = 16 minutes, and for well done it needs (9 x 2) + 7 = 25 minutes. Past 1.5 inches, most cooks switch to a reverse sear, finishing the timing math in a 250 degree F oven instead of over live fire.

Doneness temperatures, from USDA to steakhouse

The chart below pairs the doneness bands cooks rely on with the USDA's safety baseline. The key distinction: 145 degrees F is the USDA's minimum for whole cuts with a 3-minute rest, a point most people would call medium to medium-well. Lower targets are a personal-preference choice the USDA explicitly allows for whole cuts, because a seared exterior addresses surface bacteria. Ground beef has no such option; its 160 degree F minimum is non-negotiable because grinding distributes surface bacteria throughout.

Notice the bands are five degrees wide, which is roughly the margin a thermometer and carryover math can hold. That is the real reason to cook by temperature: hitting 130 to 135 consistently, every steak, is achievable, while hitting a nice pink by eye is a coin flip.

Time by thickness and doneness

The grid below applies the calculator's formula, minutes = thickness x multiplier + base, across the three most requested targets on direct high heat (450 degrees F surface), one flip halfway. The multiplier climbs with doneness and the base absorbs the fixed overhead of getting a cold steak's edge up to temperature.

Treat these as starting points, not gospel. A cold steak straight from the fridge needs 10 to 15% longer than one rested at room temperature for 30 minutes. A grill with lid down cooks faster than an open pan. Charcoal at full blaze outruns a camp stove. The thermometer is what reconciles all of that; the minutes just get you into the neighborhood.

The rest: five minutes that carry over

Resting is not a chefs' myth; it is measurable. As a steak cooks, muscle fibers contract and push moisture toward the center. Given a few minutes off heat, the fibers relax and the juices redistribute. Rest about 5 minutes per inch of thickness: 5 minutes for a 1-inch steak, 7 to 8 for 1.5 inches, and 10 for 2 inches. Tent it loosely with foil on a warm plate; wrapping it tightly steams the crust you worked for.

The carryover rise is why the calculator's pull temperature sits 5 to 10 degrees below the target. If you pull a 1-inch steak at exactly 130 and let it rest, it lands nearer 135, at the top of medium-rare. Pulling at 125 lands the center square in the band. The USDA's own guidance folds this in: its 145 degree F rule comes with a mandatory 3-minute rest, and its meat thermometer explainer notes the rest allows the innermost parts to finish cooking safely.

Raw weight, cooked weight, and nutrition labels

If you track macros, weigh the steak raw and log it against a raw entry. A steak loses about 25% of its weight as it cooks, through moisture evaporation and fat rendering, so an 12 oz raw strip lands near 9 oz on the plate with the same protein and fat totals concentrated into less weight. The USDA FoodData Central database lists raw and cooked entries separately for this exact reason: 100 g of raw pan-browned beef steak and its cooked counterpart carry identical nutrients, but different weights per bite.

Restaurant menus and diet plans blur this constantly. A menu 10 oz steak is usually raw weight, which is about 7.5 oz cooked. If you weigh your portion after cooking but log a raw entry, you overstate calories by about a third. Pick one state, weigh in that state, and match the database entry to it.

How to use this calculator

Measure the steak at its thickest point, enter that in inches, and pick your target doneness. The results show the estimated total cook time for direct high heat with one flip, the center temperature band for your target, the temperature to pull the steak at so carryover lands it in band, and the rest time. Pull temps assume a 1-inch steak; for 1.5 inches or thicker, add 2 to 5 degrees to the pull figure.

Timing comes from the per-thickness formula described above and reflects 2026 standard practice for gas grills and cast iron; temperatures follow the USDA's safe minimum temperature chart plus the medium-rare bands cooks use under its personal-preference allowance. Insert the thermometer through the side of the steak into the center, away from bone and fat. All calculations run in your browser, and nothing you type is uploaded or stored.