Sea Turtle Season: The Lights-Out Rules Nobody Explains

If you own or manage a home visible from Hilton Head's beach, the Town's sea turtle ordinance asks one thing of you nightly from May 1 through October 31: any light visible from the beach goes off, gets shielded, or gets covered by 10 p.m., and stays that way until 6 a.m. Miss it repeatedly and Code Enforcement can fine you up to $1,000 per violation.

Last updated: July 2026

Quick Facts

• Lights-out window: 10 p.m. – 6 a.m., nightly during season
• Ordinance season: May 1 – October 31
• Exterior fixtures visible from the beach: off, or fully shielded so no light reaches the sand
• Interior lights visible from the beach: blinds or drapes closed by 10 p.m.
• Maximum fine: up to $1,000 per violation
• Report a violation: Town of Hilton Head Island Code Enforcement, 843-341-4643
• Nesting season: May through October; hatchlings typically emerge about 60 days after a nest is laid
• Verified: July 23, 2026 — sourced from the Town of Hilton Head Island's Sea Turtle Protection ordinance page

What the Ordinance Actually Requires of an Oceanfront Owner

The rule sounds simple until you walk your own property with it in mind. From May 1 through October 31, any light on your property visible from the beach has to be off, or shielded so it doesn't cast toward the sand, between 10 p.m. and 6 a.m. That covers pool lights, deck and porch fixtures, floodlights on a dune walkway, string lights on a lanai, even a bright kitchen or bedroom window if the beach has a sightline to it. Interior light doesn't have to go dark - it has to stop being visible from the beach, which means blinds or drapes closed by 10 p.m. on any window facing the ocean.

"Visible from the beach" is doing a lot of work in that sentence, and it's worth being literal about it. Walk down to the high-tide line after dark during the season and look back at your house. If you can see the fixture, or the glow of a room behind an open window, so can a nesting turtle - and so can whoever ends up calling it in, since that's how most violations get reported. A shielded fixture aimed down and away from the water is fine left on all night. The same fixture aimed toward the dune, or a bare bulb with no shield at all, is a violation regardless of wattage.

Whether your home qualifies as oceanfront in the way the ordinance means matters less than you'd think - there's a real distinction between oceanfront and deep-water lots here, but the beach-visibility test governs regardless of the lot classification. The ordinance cares about sightline, not zoning.

The Town doesn't require special turtle-safe bulbs to comply - shielding and timing get you there on their own. Low-wattage amber or red-spectrum bulbs make it easier to leave a walkway lit without tripping the rule, which is why you'll see them suggested, but they're a convenience, not a requirement.

Why This Is a Rental Owner's Problem First

If you live in your oceanfront home, you control every switch in it after 10 p.m. If you rent it out, you don't - your guests do, and in my experience they've almost never heard of this ordinance before they arrive. A family checks in on a Saturday, leaves the porch lights on because that's just what you do at the beach house, and by Tuesday there's a call to Code Enforcement with your address on it. The fine lands on the property, not the guest who flipped the switch.

The fix is procedural, not technical. Put the rule in the welcome book in plain language, not as a compliance disclaimer buried on page nine - something closer to "lights facing the ocean go off or get covered by 10 p.m., May through October, it's a Town ordinance and it protects nesting sea turtles." In my experience, guests who understand why almost always comply without being asked twice. Whoever handles your turnover should do a light walk at dusk on check-in day and again a few nights into the stay, the same way they'd check smoke detectors - not because a violation is likely, but because the fine is real and it accrues per incident, not per season.

If you manage the property remotely, this is the piece that's easy to miss from out of state: you can't see your own porch light from three states away, and your cleaning crew or property manager may not know to look for it unless you've told them to. Building the light check into the same routine as the pool service or the landscaper's visit solves it permanently. It's a five-minute walk, not a system.

If you're weighing whether a property's rental income justifies this kind of oversight, that calculation belongs in a wider conversation about what actually makes a property a strong vacation rental here - the lighting ordinance is one line item in a longer list of what oceanfront ownership asks of you, not the whole picture.

The 60-Day Countdown: Why Late Summer Is the Highest-Stakes Stretch

Nesting season runs May through October, but the ordinance matters most in a specific window: roughly 60 days after a nest is laid, when hatchlings dig out and make their run to the water. A loggerhead - the species that nests here - can lay a nest in June that hatches in early August, which means the back half of summer is when a stray porch light does the most damage. Hatchlings find the ocean by heading toward the brightest horizon, which on a natural beach is moonlight over open water. A lit house behind the dune competes with that signal, and a hatchling that turns the wrong way can run out of energy before it reaches the surf.

That's what makes late July and August the least forgiving stretch of the ordinance, even though the rule itself doesn't change month to month. A violation in May, before most nests have hatched, is a compliance problem on paper. The same violation in August, during an active hatch, is exactly what Sea Turtle Patrol volunteers are watching for on their morning nest checks. If you're deciding when to tighten up - new bulbs, a reminder to the cleaning crew, an actual after-dark walk of the property - the weeks around a known hatch date are when it counts most.

Who to Call

Three numbers are worth having saved, not just bookmarked, if you own or manage anything oceanfront here.

For a lighting violation you're reporting, or one you've been cited for and want to understand, Town of Hilton Head Island Code Enforcement is 843-341-4643. For questions about a specific nest near your property, or to report a disoriented hatchling, Sea Turtle Patrol Hilton Head Island runs the volunteer nest-monitoring program island-wide and is the group actually walking the beach every morning in season. The Coastal Discovery Museum at Honey Horn hosts public turtle talks through the summer and is the best plain-language resource if you want the biology behind the rule rather than just the rule itself.

The Town's own ordinance language, including the exact fixture and hour requirements, is posted on its Sea Turtle Protection page - worth reading once in full rather than relying on a secondhand summary, including this one.

This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases.

Compliant lighting, one order

Turtle-compliant lighting: red-filter headlamp, amber LED bulbs

Rental setup: blackout curtains, stackable gear bins, sand-free beach mat

Shop the full kit on my Amazon storefront →

For more from inside the island — guides written for the people who actually live here, not just visit — the blog archive is the place to start.

More island guides

Donna Gilmore · Licensed REALTOR® · COAST brokered by eXp Realty · SC License #SC119301

Donna Gilmore is a REALTOR® with COAST brokered by eXp Realty on Hilton Head Island, where she works with oceanfront and rental property owners on the practical realities of owning here - including keeping a property on the right side of the Town's sea turtle lighting ordinance during nesting season.