Delaware Motorcycle Helmet Laws Explained
Delaware's helmet law uses two numbers you won't find paired quite the same way anywhere else: an age-19 cutoff, and a 2-year experience requirement that applies regardless of age.
An age cutoff one year later than most
A Delaware motorcycle operator or passenger must wear a helmet and eye protection up to age 19 — most states that use an age-based helmet rule draw the line at 18, so this is an easy detail to get wrong if you've studied more than one state's manual.
That age-based requirement applies regardless of how long someone has held their endorsement.
A second trigger tied to experience, not age
Separately, any newly-endorsed rider — regardless of age — must wear a helmet and eye protection for a full 2 years after the endorsement is first issued.
That's longer than the 1-year experience window some neighboring states use, so a rider who read about a different state's rule may underestimate how long Delaware's requirement actually lasts.
Gear that still has to be on hand at 20 and older
Once a rider is both 20 or older and past their 2-year experience window, wearing a helmet becomes optional — but they still have to keep a helmet and eye protection in their possession while riding.
That's a detail easy to miss: the gear requirement doesn't fully disappear just because wearing it becomes optional.
Frequently Asked Questions
At what age can a Delaware rider stop being required to wear a helmet?
19, one year later than the age-18 cutoff many other states use.
Does a newly-endorsed rider over 19 still need a helmet?
Yes — for a full 2 years from the date their motorcycle endorsement was issued, regardless of age.
Does the helmet requirement disappear entirely for an experienced rider 20 or older?
Wearing it becomes optional, but they must still carry a helmet and eye protection while riding.
Ready to put this into practice?
Start a free Delaware motorcycle practice testLast reviewed: 2026-07-24