The 78641 ZIP — which encompasses the western part of Leander, including much of the Balcones Canyonlands — was ranked as the ninth “hottest” neighborhood in the U.S. in a Jan. 5 report from Opendoor Labs Inc. That’s based on analysis of the total homes that went into contract within 90 days of listing in the cities where Opendoor operates. Also included with this story: ABJ’s latest list of the fastest-growing neighborhoods in the area.