Vacation homes in the U.S. declined from 5.47 million in 2018 to 4.74 million in 2024, dropping from 4.0% to 3.3% of housing stock. Timeshares have higher occupancy (79.9%) than hotels (62.3%), efficiently using vacation properties. Florida has the most vacation homes, while Maine and Vermont have the highest concentration. In California, vacation homes make up 2.4% of housing, with 357,596 units amid high housing costs and renter cost burdens.