Missouri Speeding Ticket Calculator

Understanding Speeding Fines in Missouri

Missouri's position as a major east-west corridor (I-70) and north-south corridor (I-55, I-44) makes it a heavily traveled and actively enforced state. The point thresholds for suspension are tiered and relatively low — 8 points in 18 months triggers a 30-day suspension — making Missouri drivers particularly sensitive to even moderate violations in a short period.

In Missouri, going 10 mph over the speed limit on a highway typically results in an estimated fine of $155–$217, including court costs and administrative fees. The fine increases to approximately $185–$259 for 20 mph over and $215–$301 for 30 mph over. Road type significantly affects your total: fines in school zones are multiplied by 2.5×, and construction zone fines are doubled.

A Missouri speeding ticket consists of a base fine of $45 plus $3/mph over the limit, with an additional $80 in court costs and administrative surcharges. For example, going 15 mph over the speed limit would cost approximately $170 before road-type multipliers are applied. These figures reflect typical statewide fine schedules; exact amounts vary by county.

Key Missouri Speeding Laws

• Missouri triggers a 30-day suspension at 8 points in 18 months, 60 days at 12 points in 12 months, and 1-year revocation at 18 points in 24 months.

• Work zone fines are doubled in Missouri; a second work zone violation within 2 years triggers an additional mandatory $500 fine on top of the doubled base.

• Radar detectors are legal in Missouri on all roads, including interstate highways — one of many states where detector use is explicitly permitted.

License Points in Missouri

Missouri uses a point system to track driver violations. A standard speeding infraction typically adds 2–4 points to your Missouri license depending on the severity. Accumulating 12 or more points within 1 year triggers a license suspension or mandatory DMV hearing.

Beyond license points, a speeding conviction in Missouri typically raises auto insurance premiums by 20–35%, with the surcharge lasting 3–5 years. The total long-term financial impact of a single speeding ticket — including fines, court costs, and insurance — commonly exceeds $1,000–$1,500 over the surcharge period.

Tips for Missouri Drivers

Missouri allows SIS (Suspended Imposition of Sentence) for eligible first-time offenders, where the sentence is suspended pending 1–2 years of good behavior and community service. If successfully completed, no conviction appears on your record. This is one of the most favorable outcomes available in Missouri traffic court and is worth specifically requesting.

If you are stopped for speeding in Missouri, be polite and cooperative with the officer. Anything you say can be referenced in court. Before paying a ticket online, consider whether contesting it or requesting traffic school produces a better financial outcome — the insurance savings over 3–5 years typically far exceed the inconvenience of a court appearance.