means building floating societies with significant political autonomy.
Nearly half the world’s surface is unclaimed by any nation-state, and many coastal nations can legislate seasteads in their territorial waters.
is a nonprofit think-tank.
We promote the creation of floating ocean cities as a revolutionary solution to some of the world’s most pressing problems: rising sea levels, overpopulation, poor governance, and more…
New to Seasteading?
What about tsunamis? Can I afford it? Who will govern? We answer your questions with short videos.
Flexible Floating: Marine Urbanisation with FlexBase
Watch Jake Tran’s video essay on Floating Cities
“We’ve had the agricultural revolution, the commercial and industrial revolutions, but why not a governance revolution? Enter the sea.”
The First Seastead
The dawn of the age of Seasteading began on February 3, 2019, when Ocean Builders achieved an engineering feat and an environmental feat. They proved that a single-family seastead can float stably in international waters for less than the cost of the average American home and they achieved a tremendous biodiversity breakthrough.
The most complete account of the cutting-edge research and the visionaries making it happen.
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