:Hawaii Route 550

{{Short description|State highway on Kauaʻi, Hawaii, US}}

{{Use American English|date=May 2025}}

{{Use mdy dates|date=January 2025}}

{{Infobox road

|state=HI

|type=HI

|route=550

|map={{maplink|frame=yes|plain=yes|frame-align=center|frame-width=290|frame-height=240|type=line|raw={{Wikipedia:Map data/Wikipedia KML/Hawaii Route 550}}}}

|map_custom=yes

|map_notes=Route 550 highlighted in red

|length_mi=14.1

|length_ref=

|established=

|direction_a=South

|terminus_a={{Jct|state=HI|HI|50}} in Waimea

|junction=

|direction_b=North

|terminus_b=Dead Ends at Koke'e State Park

|previous_type=HI

|previous_route=541

|next_type=HI

|next_route=560

}}

Route 550 is a {{convert|14|mi|km|adj=mid|-long}} road stretching from Route 50 in Waimea to Kōkeʻe State Park on the island of Kauai.

Route description

File:2021-10-07 10 44 09 View south along Hawaii State Route 550 (Waimea Canyon Drive) near milepost 2.5 in Waimea, Kauai, Hawaii.jpg

Leaving Waimea, Hawaii Route 550 increases in elevation to over two thousand feet, at times the road is winding and steep. For much of its length, Hawaii Route 550 is adjacent to Waimea Canyon.

Major intersections

{{Jctinttop|state=HI|county=Kauai}}

{{HIint

|location=Waimea

|ctdab=Kauai

|mile=0.0

|road={{Jct|state=HI|HI|50}}

|notes=Southern terminus of Route 550

}}

{{HIint

|location=none

|road=Koke'e State Park

|notes=Northern terminus of Route 550

}}

{{Jctbtm}}