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St. Louis County parks e-bike rules

These local rules apply on top of Missouri state e-bike law.

County parks · Checked 2026-10-26

Classes: The county defines an e-bike as having working pedals, a motor under 750 W and a top motor-only speed under 20 mph on level pavement (SLCRO 616.020).
Trails & paths: E-bike riders count as cyclists and may use county park trails open to cyclists unless posted otherwise. Other motorized vehicles are banned on trails. Trails open half an hour before sunrise to half an hour after sunset.
Age & helmet: Ordinance 28,610 sets no age or helmet rule.
Also: Cyclist speed limit on county park trails is 15 mph unless posted. Keep right and pass on the left (SLCRO 616.050, 616.065; Ordinance 28,610, approved Nov 16, 2022).

Local rules change. Check the official source before you ride. This is a summary, not legal advice.

Other Missouri places with local rules