Answer
Small on-site and nearby street parking fills on summer weekends—arrive early or visit shoulder season. Delaware beach traffic backs up Coastal Highway southbound Sunday evenings. Do not block driveways in Fenwick residential streets.
Sources: Fenwick Island Lighthouse · MDOT SHA · Visit Ocean City
Editorial visitor guidance for Ocean City, Maryland. Confirm current Town of Ocean City, Maryland DNR, NPS Assateague, and NWS rules when regulations or safety apply.
