Erwin Farms MLS Listings New Construction Homes for Sale in Erwin Farms $859,750 3112 Rivercrest Drive Mckinney 5 beds, 5 baths, 3,724 sqft Courtesy of: Berkshire HathawayHS PenFed TX $784,900 4104 Hydrangea Drive Mckinney 4 beds, 4 baths, 3,441 sqft Courtesy of: Berkshire HathawayHS PenFed TX $829,500 3120 Rivercrest Drive Mckinney 5 beds, 4 baths, 3,740 sqft Courtesy of: Berkshire HathawayHS PenFed TX $575,000 3224 S Rivercrest Drive Mckinney 4 beds, 3 baths, 2,468 sqft Courtesy of: DFW Home View More