St. Thomas / Charlotte Amalie — Danish Streets, Left-Side Driving, and a Double Hurricane Hit

What Actually Makes St. Thomas Different

St. Thomas is one of the three main US Virgin Islands, alongside St. John and St. Croix -- a US territory that is legally and administratively distinct from Puerto Rico, even though the two are frequently lumped together in casual conversation and even in some real estate marketing. The United States acquired St. Thomas, St. John, and St. Croix from Denmark on March 31, 1917, a date and event formally known as Transfer Day, paying $25 million for what had been the Danish West Indies since the late 1600s. The purchase wasn't primarily about colonial acquisition for its own sake -- it happened in the specific context of World War I, when the US government grew concerned that a German-occupied Denmark could hand the islands, and their strategic position guarding the Caribbean approaches to the still-new Panama Canal, to Germany. Denmark, for its part, had been trying to sell a colony that had run at a financial loss since the mid-1800s. Multiple sources -- the National Museum of Denmark's own history materials, the St. Croix Landmarks Society, and History.com's own retrospective -- converge on this account.

That Danish colonial period left a genuinely surprising, still-practical mark on daily life here: St. Thomas, along with the rest of the USVI, drives on the left side of the road, even though the vehicles themselves are ordinary US left-hand-drive cars, not right-hand-drive imports. This is a real holdover from Danish rule -- Denmark itself drove on the left at the time it controlled these islands, and the habit simply persisted after the 1917 transfer to US sovereignty, never getting formally switched over the way the vehicle fleet did. It's the only place under the US flag where this is true, and it is a genuinely relevant practical fact for a buyer relocating here, not a piece of trivia -- rental cars, road signage conventions, and even which side the steering wheel sits on relative to the lane you're driving in all follow from it.

USVI residency carries a real, specific citizenship-and-representation picture that shouldn't be assumed from general knowledge of US territories. Residents born in the USVI are US citizens by federal statute, they use the US dollar, and they do not need a passport to travel to or from the US mainland. At the same time, residents of the territory cannot vote in presidential elections while living there, and the territory sends only a single non-voting delegate to the US House of Representatives rather than full voting congressional representation. This is a genuinely different legal status than living in any of the 50 states, and it's worth understanding plainly rather than assuming St. Thomas works like a state with an unusual accent.

September 2017 is the defining recent chapter of this island's history, and it was a double hit, not a single storm. Hurricane Irma crossed St. Thomas directly as a Category 5 hurricane on September 6, 2017, with reported winds as high as 178 to 185 mph, causing catastrophic, well-documented damage -- collapsed roofs, downed power and communications infrastructure, and a partial collapse at Schneider Regional Medical Center, the island's only hospital, whose fourth floor came down and whose emergency department and cancer center were both destroyed. Roughly two weeks later, on September 20, 2017, Hurricane Maria made its own direct Category 5 landfall at neighboring St. Croix and, while its eyewall targeted St. Croix rather than St. Thomas, still delivered peak winds around 64 mph and additional flooding and mudslide damage to St. Thomas and St. John -- an island and a hospital system that had barely begun to assess Irma's damage. The two storms together left the entire territory without power for months. FEMA has committed more than $1.1 billion to rebuilding Schneider Regional Medical Center, a contractor was selected in 2025, and as of late-2025 reporting the rebuild was projected to take up to a decade -- meaning this is not a closed chapter of history but an ongoing, active recovery nearly a decade later.

St. Thomas also runs a genuinely distinctive economy built around two things most mainland coastal towns don't have: cruise tourism and duty-free shopping status. Charlotte Amalie's harbor -- served by two cruise terminals, Havensight and Crown Bay -- is the single busiest cruise port in the Caribbean by passenger count, with the Ports of St. Thomas and St. John together handling 1,553,170 cruise passengers in 2025 and posting a 68% year-over-year increase in Q1 2026 arrivals, a faster growth rate than any other Caribbean destination. That volume is tied directly to the territory's tax status: because the USVI sits outside the US Customs Zone, US citizens returning from the territory get a $1,600 duty-free exemption per person every 30 days, double the standard $800 exemption most Caribbean destinations offer -- a real, government-set incentive that shapes downtown Charlotte Amalie's retail identity around jewelry, liquor, and luxury goods aimed squarely at day-tripping cruise passengers.

On the money side, the USVI runs its own 'mirror' income tax code -- the same rate structure as the federal code in form, but filed with and paid to the territory's own Bureau of Internal Revenue rather than the IRS. Layered on top is a real, decades-old US Virgin Islands Economic Development Authority (USVIEDA) incentive program, commonly called the EDC or EDA program, offering qualifying businesses up to a 90% exemption on local corporate income tax and on resident-stockholder dividend income, plus additional exemptions on customs duty and certain other local taxes -- a genuinely different legal mechanism from Puerto Rico's Act 60, not a variant of it, despite how often the two get compared in casual marketing. Property tax runs separately, through the territory's own Office of the Lieutenant Governor and its Division of Real Property Tax, using published mill rates that differ by property classification. This page's Property Tax Guide and Buying Process pages go into both systems in much more depth, including exactly what wasn't independently confirmed and needs to be checked with a USVI tax professional before you rely on any number here.