The state of South Dakota has speeding ticket fines that are determined by county and vary in cost depending on the speed you were driving when you were pulled over and how many speeding tickets you have on your record. In addition to the fine in the county, you will usually have to pay court fees and higher insurance premiums as well. Insurance companies raise rates for each speeding ticket on your record in most circumstances. Normally, you can lower some of these costs by taking South Dakota online traffic school.