Are Collier County beaches safe to swim today?

5 monitored beaches on the Gulf Coast, all with direct name-and-location samples. Best-bet claims use those direct samples only.

4 direct-sample good1 direct-sample moderateLatest direct beach sample: September 8, 2026

Best bets first

Only direct name-and-location beach samples can qualify for a best-bet claim. Nearby-station records stay visible as separate context.

Average county risk: 2%

This average uses direct beach samples only and is not a same-day answer for every beach.

Rain still wins

If storms rolled through after the latest sample, treat every county page as stale faster.

Useful Ways To Browse Collier County

Different decision views built from the same monitored beach set.

CleanestFreshest SamplesLowest BacteriaBetter After RainAvoid TodayRecent SpikesMost Reliable

Best Bets from Direct Samples in Collier County

Rain guide →

Only name-and-location beach samples are eligible here. Current status comes first, followed by recent spike rate and sample freshness.

Barefoot Beach Preserve

Collier County · Gulf Coast

GOOD
Last tested: Sep 8, 202610 CFU/100mL

Delnor-Wiggins Pass State Park

Collier County · Gulf Coast

GOOD
Last tested: Sep 8, 202610 CFU/100mL

Marco Island Beach

Collier County · Gulf Coast

GOOD
Last tested: Sep 8, 202610 CFU/100mL

Naples Beach

Collier County · Gulf Coast

GOOD
Last tested: Sep 8, 202610 CFU/100mL

Vanderbilt Beach

Collier County · Gulf Coast

MODERATE
Last tested: Sep 8, 202641 CFU/100mL

All Directly Sampled Collier County Beaches

Ranked only against other direct beach samples.

Barefoot Beach Preserve

Collier County · Gulf Coast

GOOD
Last tested: Sep 8, 202610 CFU/100mL

Delnor-Wiggins Pass State Park

Collier County · Gulf Coast

GOOD
Last tested: Sep 8, 202610 CFU/100mL

Marco Island Beach

Collier County · Gulf Coast

GOOD
Last tested: Sep 8, 202610 CFU/100mL

Naples Beach

Collier County · Gulf Coast

GOOD
Last tested: Sep 8, 202610 CFU/100mL

Vanderbilt Beach

Collier County · Gulf Coast

MODERATE
Last tested: Sep 8, 202641 CFU/100mL

Beaches in Collier County That Need More Caution Today

Avoid-today view →

These beaches are not automatic no-go zones forever, but they deserve more skepticism right now because the current dataset shows a moderate, poor, or advisory-level result.

Vanderbilt Beach

Tested Sep 8, 2026 · 8% historical poor samples

MODERATE

41 CFU/100mL

Keep Exploring Nearby

City guides

Beaches near NaplesBeaches near Marco IslandBeaches near Sanibel IslandBeaches near Cape Coral

Regional hubs

Naples / Marco Island (5)

How To Use This County Page

Collier County has 5 directly sampled beaches, with an average displayed-sample risk of 2% poor samples. No nearby-station proxy records are mixed into that average or the best-bet ranking.

If you want a broader sweep, use the all-beaches index. If you want the lowest recent poor-sample shares instead of same-day choice, start with the cleanest beaches guide.

If you need help reading a moderate badge, a stale sample, or the difference between a warning and a true no-go signal, use understanding advisories and bacteria testing explained before you decide.

Other Florida Counties

Bay CountyBrevard CountyBroward CountyCharlotte CountyDuval CountyEscambia CountyFlagler CountyFranklin CountyGulf CountyHillsborough CountyIndian River CountyLee CountyManatee CountyMartin CountyMiami-Dade CountyMonroe CountyNassau CountyOkaloosa CountyPalm Beach CountyPinellas CountySanta Rosa CountySarasota CountySt. Johns CountySt. Lucie CountyVolusia CountyWakulla County

Data from FL DOH Healthy Beaches Program. This is an independent project — check with Florida DOH for official conditions.