Monaco is routinely ranked as one of the most expensive jurisdictions in the world, with a cost of living driven primarily by its ultra-premium real estate market. While residents benefit from 0% personal income tax and the absence of direct local property taxes, daily expenses such as groceries, dining, and private services are significantly higher than the European average. Because Monaco shares an open border and customs union with France, the prices of basic commodities, utilities, and consumer goods are heavily benchmarked against French luxury markets, though local surcharges remain common due to limited commercial space and high operational overhead.