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Mobility & Curb Rules in Costa Mesa, CA (2026)

2 verified mobility & curb rules for Costa Mesa, California, sourced directly from the municipal code and official government pages.

Verified from official government sources

Bike Lane Rules

Costa Mesa bars motor vehicles from driving in marked bicycle lanes except to park, enter or exit the roadway, or turn within 200 feet of an intersection. Cyclists moving slower than surrounding traffic must ride within the bike lane, leaving it only to pass, turn left, or dodge hazards.

Costa Mesa Bicycle Lane Riding Rules

Some Restrictions

Costa Mesa Municipal Code §§ 4-23, 4-26(a)-(b)

A "bicycle lane" shall be that portion of a public street distinctively and clearly marked on the pavement, and having appropriate identifying and traffic signs, separating that portion of the public street to be traversed by bicycles from the portion to be traversed by motor vehicles. ... No person shall drive a motor vehicle in a bicycle lane established on a roadway pursuant to Section 21207...

E-Bike Classes

Costa Mesa's Municipal Code adopts the state's three-tier e-bike system: Class 1 pedal-assist bikes cut off at 20 mph, Class 2 throttle bikes also cap at 20 mph, and Class 3 speed pedal-assist bikes cut off at 28 mph and must carry a speedometer. All must have a motor under 750 watts and fully operable pedals.

Costa Mesa Electric Bicycle Class Definitions

Light Restrictions

Costa Mesa Municipal Code § 4-22(b)

An "electric bicycle" is a bicycle equipped with fully operable pedals and an electric motor of less than 750 watts. A "class 1 electric bicycle," or "low-speed pedal-assisted electric bicycle," is a bicycle equipped with a motor that provides assistance only when the rider is pedaling, and that ceases to provide assistance when the bicycle reaches the speed of 20 miles per hour. A "class 2 ele...

Looking for Orange County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Costa Mesa city rules.

Mobility & Curb Rules in Orange County