Fire Island Lighthouse stands at the western end of Fire Island, reached most directly via the Robert Moses Causeway to Robert Moses State Park Field 5. From the parking area, a boardwalk and sandy trails lead to the lighthouse grounds; the walk is short but exposed, so sun protection and water are useful, especially on clear summer days when there is little shade along the route. An alternative is a seasonal ferry to Fire Island followed by a longer walk to the site, which suits visitors already spending time on the island and comfortable with walking between points. Parking fees and capacity at Field 5 vary by season and time of day, and summer weekends fill early, so arriving early in the day helps with finding space and starting the walk in cooler conditions. Public transport is indirect, with mainland buses and ferries requiring a walk to complete the journey, so checking connections and ferry schedules in advance helps avoid long waits. Opening days and hours vary by season and operator schedule, so confirming before travel is important, particularly outside summer when days and times may be reduced. Grounds access is often free while tower climbs generally require a paid ticket and compliance with staff direction, including guidance on stairs, group size and supervised access for children. The visitor center provides exhibits and a small shop, and restrooms are generally available during operating periods; showers are not a site facility and food and drink options are limited and seasonal, so bringing water and planning meals around the visit is practical. Morning visits are generally quieter and cooler, while midday in summer is busier, with more groups around the exhibits and tower. Many visits last one to three hours depending on exhibits, tower climb and trail walking, with extra time useful for reading displays and walking slowly on sand. The lighthouse itself is not a guarded swimming area, and nearby shore conditions vary by weather and season, so the site is best approached as a historic and scenic stop rather than a place for bathing.