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John D MacArthur Beach State Park

3.8 — based on 15 community signals
4.2 12 species 28 contributors

John D MacArthur Beach State Park offers year-round diving off Florida's Atlantic coast with 12 documented species and no coral stress.

⭐ Best for beginners.

updated 6 months ago
Difficulty
Beginner
Visibility
15 m
Water temp
16–28°C
Shore entryFamily-friendlyBeginnerPhotoFriendly

At a glance

Activity
dive
Difficulty
beginner
Visibility
15 m
Water temp
16–28 °C
Best months
Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Marine life
Great barracuda

Top operators here

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Map

This spot Operators Airport Nearby spots
John D MacArthur Beach State Park location map © Google · Map data © Google, contributors
Open in Google Maps

Conditions today

Conditions

Open-Meteo
Wind
16 kn
Wave
1.72 m
Water
28.4°C
N E S W
Wind direction (7d)
Primary: E (30%)
Now: E (99°)
Tide (7 days)
range: 1.08m

Today: High 15:00 (+0.47m), Low 21:00 (-0.36m)

+0.5 m0 m-0.6 m
▲ 15:00 · +0.47m ▼ 21:00 · -0.36m ▲ 03:00 · +0.46m ▼ 09:00 · -0.36m Now +0.4m
Tue 3Wed 4Thu 5Fri 6Sat 7Sun 8Mon 9
UV4 · mod Air PM2.57 · good 06:31 17:36
Day Wind Wave UV Rain
11-03 21.8 1.84 4 1mm
11-04 11.5 1.56 6 0mm
11-05 8.9 1 6 0mm
11-06 7.7 1.02 4 0mm
11-07 8.2 0.9 6 2mm
11-08 6.1 0.92 6 4mm
11-09 14.4 1.02 6 2mm
🌡 Water temp: Normal for Nov (16–28°C)

About this spot

John D MacArthur Beach State Park sits on Florida's southeastern coast near West Palm Beach, offering accessible diving throughout the year. The park protects a natural beach environment with clear water access to offshore reefs and sandy bottoms. Local dive operations regularly work the site, and the park's designation as a state preserve means the marine environment receives protection from development and heavy extractive use. The site is not within a marine protected area, so standard Florida dive regulations apply. Year-round diving is possible, though Atlantic conditions vary seasonally. Water entry is typically from the beach, making it suitable for divers of various experience levels who want easy logistics. The park itself provides facilities including parking, restrooms, and beach access. Recent species observations total 12, with community video documentation from 3 submissions. These records show active marine life presence without signs of coral bleaching stress. The combination of protected beach habitat, reef proximity, and consistent diving opportunity makes it a reliable local choice for Southeast Florida divers. Check current conditions and any temporary closures with the Florida Department of Environmental Protection before your dive.

📖 Guide: Diving in the United States: 87 Sites From Springs to Open Ocean

Best months

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Marine life

Great barracuda

Dive types

ShoreReef

Trip essentials

Everything you need before you pack — checklist, sun, logistics.

Trip checklist

  • 🛂 Visa-free or visa-on-arrival
  • 🤿 Pack: 3/2 mm full
  • 📜 C-card + dive insurance (DAN)
  • 📔 Dive logbook
  • 🧴 Reef-safe sunscreen SPF 50+
  • 🔌 Plug type A/B · 120V adapter
  • 💊 Seasickness meds + ear drops
  • 📱 Offline maps + emergency contact

Quick facts

  • 🌘 Moon Waning crescent · 39%
  • 🤿 Wetsuit 3/2 mm full
  • GPS
› Sustainability disclosures
🌍 CO2 footprint LHR ↔ 7009km · ~1612kg · €29

FAQ

›When is the best time to dive John D MacArthur Beach State Park?

Diving is possible year-round. Atlantic conditions vary seasonally—summer offers calmer water but warmer temperatures, while winter brings cooler water and occasional chop. Check local dive shop conditions reports before planning.

›What depths and difficulty level should I expect?

Specific depth data is not currently documented. Beach entry dives typically range from shallow reef and sand to deeper offshore structure. Contact local dive operations or the park for current site conditions and suitable experience levels.

›What marine life might I see?

12 species observations are documented at the site with no coral bleaching stress noted. Local marine life includes reef fish and other Atlantic species typical of Southeast Florida. Community videos (3 submissions) provide visual reference for current conditions.

›How do I access the park and are permits required?

John D MacArthur Beach State Park is located near West Palm Beach with public beach access and parking facilities. Standard Florida dive regulations apply—no special permits are required beyond normal state diving rules. Visit the Florida Department of Environmental Protection website for hours and any entry requirements.

Operators near this spot

Dive centres, kite & surf schools within 10 km, sourced from OpenStreetMap.

John D MacArthur Beach State Park

0 km
Dive centre

The Scuba Club

3 km
Dive centre

Phil Foster Park Snorkel Reef

4.6 km
Dive centre

Ocean Quest Scuba

4.9 km
4.9 (118 reviews) open now
Dive centre
Verified Booked 27+ times this month
Hours: Tuesday: 7:30 AM – 7:00 PM

Divers Direct

5.9 km
Dive centre

Recently spotted by divers

iNaturalist →

Verified marine species observations

20 records · 17 species · sources: OBIS, GBIF

Strigilla carnaria

Bivalvia · Tellinidae
GBIF
Last seen:
5 Jan 2026
×1records

Semicassis granulata

Gastropoda · Cassidae
GBIF
Last seen:
5 Jan 2026
×1records

Chrysaora chesapeakei

Scyphozoa · Pelagiidae
GBIF
Last seen:
2 Jan 2026
×2records

Gemophos auritulus

Gastropoda · Pisaniidae
OBIS
Last seen:
1 Jan 2018
×1records

Oliva sayana

Gastropoda · Olividae
OBIS
Last seen:
1 Jan 2017
×1records

Architectonica nobilis

Gastropoda · Architectonicidae
OBIS
Last seen:
1 Jan 2012
×1records

Ameritella mitchelli

Bivalvia · Tellinidae
OBIS
Last seen:
1 May 2001
×1records
Depth:
4 m

Mediomastus ambiseta

Polychaeta · Capitellidae
OBIS
Last seen:
1 May 2001
×1records
Depth:
2 m

Paraprionospio pinnata

Polychaeta · Spionidae
OBIS
Last seen:
1 May 2001
×1records
Depth:
1 m

Streblospio benedicti

Polychaeta · Spionidae
OBIS
Last seen:
1 May 2001
×1records
Depth:
1 m

Tellina

Bivalvia · Tellinidae
OBIS
Last seen:
1 May 2001
×1records
Depth:
2 m

Trichechus manatus latirostris

Florida manatee
Mammalia · Trichechidae
OBIS
Last seen:
27 Jan 2000
×1records

Data: 187,991 observations from OBIS (Ocean Biodiversity Information System) and GBIF (Global Biodiversity Information Facility). CC-BY 4.0.

See this spot in action

YouTube videos — click to play.

Swimmer pulled from the ocean at MacArthur Beach State Park

WPTV News - FL Palm Beaches and Treasure Coast
💬 1 top comments
  • proud of you bud !

    @justinpierce7502 · 👍 1

John D. MacArthur Beach State Park aims to educate future generations via exploration

WPTV News - FL Palm Beaches and Treasure Coast

Fish kills spotted along beach at John D. MacArthur State Park

WPTV News - FL Palm Beaches and Treasure Coast

Local knowledge

OpenStreetMap Notes
  • "LiveView Technologies ALPR trailer with elevated pole/staff. #CoMaps android 2026.01.08-11"

    edqxzv9b · 2026-01-11
  • "This section has been closed off over vehicle traffic. There is only a walkway in this section for pedestrians."

    anonymous · 2025-01-06
  • "onosm.org submitted note from a business: Name: American Red Cross CPR, First Aid, and AED Certification addr:housenumber=1250 addr:street=Northpoint Parkway addr:city=West Palm Beach addr:postcode=33407 Phone number: (800) 733-2767 Website: https://www.redcross.org/take-a-class?utm_source=OPENSTREETMAP&utm_medium=organic&utm_campaign=website Category: CPR Classes Accepted payment methods:"

    anonymous · 2024-09-11
Visibility (month-by-month)
Best: Sep (100/100) Worst: Jan (0/100) Now: Nov (35/100) NOAA MODIS Aqua · 5y mean

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