Speed Limits in the US

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Speed limits in the US differ depending on the jurisdiction. Rural freeway speed limits of 75 to 80 mph (120 to 130 km/h) are prevalent in the Western U.S., while so highways are typically posted at 65 to 70 mph (105 to 115 km/h) in the Eastern U.S. States may also established separate speed limits for trucks and night travel along with minimum speed limits. The highest speed limit in the country is 85 mph (140 km/h), which is posted on a single stretch of toll highway in Texas. The lowest maximum speed limit in the country is 30 miles per hour (48 km/h) in American Samoa.