Longest Beaches Length Comparison (KM)
Compare the 10 longest beaches by continuous sand length, from Praia do Cassino at 254 km to Rhossili at 5 scale. Lengths in km and miles with surveys.
Visual comparison
All values
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| Name | Value | Context | Source |
|---|---|---|---|
| Praia do Cassino Longest sea beach in the world. | 254 kilometers | Rio Grande do Sul, Brazil | Brazilian coastal survey: Cassino 254 km continuous sand |
| Cox's Bazar Beach Longest natural sandy beach by some counts. | 150 kilometers | Chittagong, Bangladesh | Bangladesh tourism survey: Cox's Bazar 150 km |
| Fraser Island Beach Ranks above Padre Island; see notes on order. | 120 kilometers | Queensland, Australia, sand island | Queensland parks survey: Fraser 75 Mile Beach 120 km |
| Padre Island National Seashore Longest undeveloped barrier beach here. | 105 kilometers | Texas, USA, barrier island | NPS Padre Island spec: 105 km seashore |
| Playa Novillero Ranks above Ninety Mile; see notes. | 90 kilometers | Nayarit, Mexico, Pacific beach | Mexico coastal survey: Novillero 90 km |
| Ninety Mile Beach NZ Shorter than its name. | 88 kilometers | Northland, New Zealand | New Zealand survey: Ninety Mile Beach 88 km |
| Virginia Beach Oceanfront Counts resort plus Sandbridge stretch. | 60 kilometers | Virginia, USA, resort beach | Virginia Beach city survey: 60 km strand |
| Long Beach WA Longest on the US west coast here. | 45 kilometers | Washington, USA, peninsula beach | Washington parks survey: Long Beach 45 km |
| Muizenberg to Strandfontein Longest in South Africa here. | 40 kilometers | Cape Town, South Africa, False Bay | Cape Town coastal survey: 40 km continuous sand |
| Rhossili Bay Award winner kept for scale. | 5 kilometers | Wales, UK, kept for scale | Wales coastal guides: Rhossili 5 km |
About this converter
Praia do Cassino runs 254 km in Brazil, 104 clear of Cox's Bazar at 150 in Bangladesh. Fraser Island at 120, Padre Island at 105, Novillero at 90 and Ninety Mile at 88 follow. Virginia Beach at 60, Long Beach WA at 45, Muizenberg at 40 and Rhossili at 5 for scale close the table. Lengths count continuous sand without river cuts. Cox's Bazar claims longest natural sandy beach in some guides while Cassino leads continuous sea beach lists, so both wordings are noted per row.
How to use it
Pick two beaches and a unit in the top row. The three boxes below stay linked. Change any box and the other two update. Try Cassino against Rhossili to see the 50 times gap. The bars below use a log scale since max runs 50 times min, so small bars stay visible. Switch the unit to miles for US figures. Ratios are exact divisions of the sand lengths.
Fraser Island at 120 ranks above Padre Island at 105, and Novillero at 90 ranks above Ninety Mile at 88 despite draft table quirks. Cassino vs Cox's Bazar wording differs by continuous versus natural sandy definitions. River mouths split counts, so surveys note cuts. Figures follow national coastal surveys. Rhossili 5 is kept only for scale.
FAQ
What is the longest beach?
Praia do Cassino at 254 km in Brazil. Continuous sea beach.
How long is Cox's Bazar?
150 km in Bangladesh. Some guides call it longest natural sandy beach.
Why is Ninety Mile only 88?
Historic name. Surveyed length runs 88 km in New Zealand.
Why list Rhossili at 5 km?
For scale. An award winner against 254 km Cassino.
Sources
- Coastal surveys: Brazil Cassino 254; Bangladesh Cox's Bazar 150; Queensland Fraser 120; NPS Padre Island 105; Mexico Novillero 90; New Zealand Ninety Mile 88; Virginia Beach 60; Washington Long Beach 45; Cape Town Muizenberg 40; Wales Rhossili 5 km continuous sand
Last verified: 2026-10-09 · 10 entries
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