Image Credit: Ford.Driving a few miles per hour over the speed limit might technically be illegal, but plenty of Americans apparently don't think of it as speeding. A new study suggests exceeding the posted limit has become an accepted part of everyday driving in the United States.The numbers help explain why. According to research from the AAA Foundation for Traffic Safety, 79 percent of respondents admitted to speeding at least occasionally, while only about one in five said they don't speed at all.Perhaps the more revealing finding is where drivers draw the line between simply keeping pace and actually "speeding." On several types of roads, respondents generally didn't apply that label until a vehicle was traveling around 10 mph above the posted limit.AdvertisementAdvertisementThat gap between the law and drivers' perceptions is important, because speed is a major contributor to serious crashes. AAA noted that speeding was involved in nearly 30 percent of U.S. traffic fatalities in 2024.10 MPH Over Apparently Doesn't Feel Like SpeedingImage Credit: BMWThe AAA Foundation's research examined how drivers perceive different speeds on residential streets, arterial roads, and highways. Participants were asked when they considered a driver to be speeding, when police would be justified in making a traffic stop, and when a given speed became dangerous.On residential roads, arterials, and rural highways, respondents generally didn't consider someone to be speeding until they were traveling roughly 10 mph above the limit. On an urban highway posted at 70 mph, the average threshold was slightly lower at 78 mph.Perceptions of danger were pushed further still. Respondents generally considered 44 mph dangerous on residential roads, while the corresponding figures reached 85 mph on urban highways and 88 mph on rural highways.AdvertisementAdvertisementThe findings illustrate that drivers know speed limits exist, yet many appear to treat them as a starting point rather than an absolute maximum.Nearly 8 In 10 Drivers Admit They SpeedAmong those surveyed, 34 percent characterized themselves as rare speeders, and another 30 percent said they sometimes speed. Frequent speeders accounted for 15 percent, leaving 21 percent who reported not speeding.The reasons weren't particularly surprising. Thirty-one percent said they speed to get around slower vehicles, while 25 percent cited reaching their destination faster and 21 percent said they wanted to avoid holding up traffic.Another 19 percent described speeding as part of their normal driving behavior. That figure reinforces AAA's conclusion that exceeding the speed limit has become socially normalized, as does the finding that 30 percent believe "no one actually drives the speed limit."AdvertisementAdvertisementDrivers who avoid speeding had practical motivations as well. Avoiding a ticket was cited by 79 percent, while 72 percent pointed to reducing their crash risk, and 60 percent said poor weather encouraged them to slow down.Drivers Support Enforcement More Than Speed HumpsImage Credit: Zag Advertising / Shutterstock.Despite widespread speeding, respondents showed surprisingly strong support for certain enforcement measures. Some 87 percent supported greater police presence in locations with a history of speed-related crashes, while 71 percent supported automated speed cameras in those areas.Physical traffic-calming measures weren't nearly as popular. Speed humps received 43 percent support, rumble strips 40 percent, and roundabouts just 39 percent.Attitudes toward technology inside the vehicle were similarly mixed. Drivers were relatively receptive to systems that warn them when they're speeding, but support fell when intelligent speed-assistance technology could actively prevent the vehicle from exceeding the posted limit.Speeding Has Become Part Of Everyday DrivingImage Credit: Ford.None of this means 79 percent of Americans are constantly flying down highways at dangerous speeds. The group includes everyone from occasional speeders to those who regularly exceed posted limits.AdvertisementAdvertisementThe bigger takeaway is that a sizable portion of drivers don't appear to view modest speeding as particularly abnormal or even as "real" speeding. When the average traffic flow is already moving above the limit, sticking precisely to the posted number can sometimes feel like being the unusual driver.Legally, of course, 55 mph in a 50-mph zone is still speeding. AAA's study suggests American driving culture has developed a rather different definition.If you want more stories like this, follow Guessing Headlights on Yahoo so you don't miss what's coming next.