From I-5: Merge onto I-405 South via exit #182. Then follow:

From I-405 Southbound: Take the WA-527 exit #26 and turn right onto the Bothell Everett Highway. Turn left onto 228th Street SE. Turn left at light onto 31st Avenue SE and follow road to Westcastle.

From I-405 Northbound: Take the NE 195th Street exit #24 toward Beardslee Boulevard. Turn right onto NE 195th Street. Turn left onto 120th Avenue NE. 120th Avenue NE becomes 39th Avenue SE. Turn left onto 240th Street SW. Turn right onto 35th Avenue SE, then left onto 228th Street SE. Turn right at light onto 31st Avenue SE and follow road to Westcastle.