Virginia Beach, Va.

By 2100, there is a 1 in 6 chance waters will rise above the 8-foot mark at Virginia Beach's nearest flood risk indicator site at the Chesapeake Bay Bridge Tunnel, according to Surging Seas.

Below the 8-foot rise mark in Virginia Beach, there are 82,465 people, 34,766 homes, and 68,880 acres of land.

The OECD ranked Virginia Beach as the No. 19 most exposed city in the world in terms of assets exposed to coastal flooding, with more than $84 billion in assets at stake.