MP: 11.55 Location: Spruce St E and 1st Ave N, Ilwaco Reassurance shield after JCT SR 100, and after the left turn to head out of Ilwaco   MP: 11.19 Location: Spruce St E and US-101, Ilwaco US-101 bears left, leaves Spruce St and exits the town of Ilwaco MP: 9.47 Location: US-101 and US-101 … Continue reading U.S. Route 101, SR 100 to US-101 ALT