The Denver, CO metro area led the top 30 U.S. metro areas in year-over-year inventory growth, posting a 45.8% increase by the end of April 2025 and offering 14,460 units for sale. The Riverside, CA metro area followed closely with a 44.2% rise, totaling 16,040 units on the market. The Phoenix, AZ metro area experienced a 40.7% growth, reaching 18,130 units. The Las Vegas, NV metro area recorded a 40.6% increase, with 7,620 homes available for sale, while the Los Angeles, CA metro area rounded out the top five with a 38.4% rise, totaling 16,330 units.