Highlights:   • St. Lucie County single-family home sales increased 3.3% year-over-year, with 508 closed sales in April. • The median sale price for single-family homes was $388,057, down 1.8% from last year. • Inventory for single-family homes decreased 13.0%, while months supply of inventory dropped to 5.2 months, signaling tightening market conditions. • Townhouse...