Sun Prairie, WI Mobility & Curb Rules: Bike Lane Rules (2026)
Key Facts
- Parking in a bike lane
- prohibited, § 10.16.030(A)(3)
- Sidewalk riding
- allowed citywide with named exceptions
- Excepted blocks
- E. Main 100-300, W. Main 100, Market 100, Hunters Trail west side
- Adult forfeiture (14+)
- up to $25 plus costs
- Registration
- required with Sun Prairie PD, free, non-expiring
- Under-14 escalation
- warning, then conference, then juvenile court
Summary
Sun Prairie bans parking any vehicle inside a designated bicycle lane. Bicycles themselves may ride on nearly every city sidewalk, but not on named downtown blocks of Main Street, Market Street and Hunters Trail, where riders must yield to pedestrians.
No person shall stop, park or leave standing any vehicle, whether attended or unattended and whether temporarily or otherwise, in any of the following places:1.Within an intersection;2.On a crosswalk;3.Within a designated bicycle lane; ... F.Riding on Sidewalk.1.All persons may ride a bicycle upon any of the public sidewalks of the city except the one hundred (100) through three hundred (300) blocks of East Main Street, the one hundred (100) block of West Main Street, the one hundred (100) block of Market Street, and the west side of Hunters Trail.2.Whenever riding bicycles is permitted on the sidewalk, every person operating a bicycle upon a sidewalk shall yield the right-of-way to any pedestrian and shall exercise due care and give an audible signal when passing a bicycle rider or pedestrian proceeding in the same direction.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 71).
Full Breakdown
030(A) lists places where no person may stop, park or leave a vehicle standing, and item 3 specifically bars stopping in a designated bicycle lane, alongside intersections, crosswalks and sidewalks. 030. 060(F) allows riding on public sidewalks citywide with named exceptions: the 100 through 300 blocks of East Main Street, the 100 block of West Main Street, the 100 block of Market Street, and the west side of Hunters Trail, where sidewalk riding is not permitted because of heavy pedestrian traffic. Where sidewalk riding is allowed, the rider must yield the right-of-way to pedestrians, exercise due care and give an audible signal before passing.
060 also sets turning rules requiring cyclists to approach a right turn from the curb lane and to use one of several defined methods for a left turn, bars two riders from sharing a single-rider bicycle, bars clinging to a moving vehicle, requires yielding when emerging from an alley or driveway, and limits speed to what is reasonable and prudent or the posted limit. Riders may not carry a package that prevents using both hands to control the bicycle and must keep at least one hand on the handlebars. 070, which issues a non-expiring, transferable identification tag at no charge.
Violations & Fines
Anyone 14 or older who violates the bicycle chapter may be cited by municipal court and forfeit up to $25 plus prosecution costs, per § 10.32.100(A)(1). Riders under 14 instead receive a warning notice: a signed parental warning for a first or second offense in a year, a mandatory parent-child-police conference for a third, and mandatory referral to Dane County juvenile court for a fourth or later offense in the same year.
Frequently Asked Questions
Can I park my car in a bike lane in Sun Prairie for a quick stop?
Where in Sun Prairie can I not ride my bike on the sidewalk?
Do I have to register my bicycle in Sun Prairie?
What happens if my child gets multiple bicycle citations?
Sources & Official References
Other rules in Sun Prairie
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Bike Lane Rules in Nearby Cities
How other cities in Dane County handle bike lane rules.