Hiking, Biking & Beaches
E-bikes — classes & where you can ride
On the road, Missouri treats an e-bike like a regular bike. Trail access depends on the class and the land manager.
The three classes
Know your class
Class 1
Pedal-assist only — the motor helps while you pedal and stops helping at 20 mph.
Class 2
Has a throttle — the motor can drive the bike, and stops at 20 mph.
Class 3
Pedal-assist only, stops at 28 mph. No operator under 16 (a younger child may ride as a passenger if the bike is built for it), and it must have a speedometer.
No license, registration, or insurance
An e-bike is treated like a bicycle, so there's no registration, certificate of title, driver's license, or insurance required (RSMo 307.194).
What counts as an e-bike
By law (RSMo 301.010) an e-bike has working pedals, a seat, and an electric motor of less than 750 watts. It must carry a permanent label showing its class, top assisted speed, and wattage, and the motor must cut off when you stop pedaling or hit the brakes (RSMo 307.194).
Helmets
There is no statewide e-bike helmet law — none, anywhere in the statute. Wear one anyway, and check local rules, since a city, park, or event can be stricter.
Trail access
Where you can ride
An e-bike may be ridden where bikes are permitted, including bike and multi-use paths — but a city, local authority, or state agency may (after notice and a hearing, for safety) restrict Class 1 and 2 on a path, and may restrict Class 3 on a path. The law does NOT cover trails specifically designated non-motorized with a natural-surface tread (cleared, graded native soil with no added surfacing) — there, the land manager decides. That's why dirt singletrack and forest trails are managed as non-motorized: check the land manager.
On the Katy Trail, Missouri State Parks allows electric-assist bikes up to 20 mph.
On national-forest dirt, e-bikes are generally treated as motorized — allowed only where motor vehicles are. Check the travel map.
E-bike access, place by place
Where you can ride an e-bike
This is the part of the law that's still settling, and it changes by manager. When in doubt, check the agency that runs the trail before you ride.
| Where | The rule |
|---|---|
| Public roads | Same rules as a bicycle — ride with traffic, far right, and obey the signals. |
| Bike & multi-use paths | Class 1 and 2 are generally allowed unless a local authority restricts them; Class 3 may be restricted on a path. |
| The Katy & Rock Island trails | Electric-assist bikes are allowed up to 20 mph (Missouri State Parks). |
| Mark Twain National Forest dirt | Treated as motorized — allowed only where motor vehicles are. Check the travel map. |
| MDC conservation areas | Only where posted — check the area page. |
| Natural-surface singletrack | Often managed as non-motorized; the e-bike law doesn't cover these, so the land manager decides. Check first. |
E-bike access questions people ask first
Does Missouri's e-bike law open every trail?
No. Missouri gives e-bikes a road definition, but trail access still depends on the park, forest, city, or trail manager.
Can I ride an e-bike on the Katy Trail?
Open the Katy Trail State Park page for the ride you are planning. State-park policy can be narrower than the road rule, and posted trail rules are the ones that matter on the trail.
What about Mark Twain National Forest dirt trails?
On natural-surface forest routes, an e-bike can be treated as motorized use. Use the forest's current trail or motor-vehicle information for dirt routes.
Do I have to wear a helmet?
Missouri does not have one statewide e-bike helmet rule for everyone, but wearing one is still the smart move. Local rules, youth rules, race rules, or park rules can add more.
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