Idaho State Highway 45

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State Highway 45 marker

State Highway 45
SH-45 highlighted in red
Route information
Maintained by ITD
Length17.985 mi[1] (28.944 km)
Major junctions
South end SH-78 at Walters Ferry
North end I-84 Business Loop in Nampa
CountiesOwyhee, Canyon
Highway system

State Highway 45 (SH-45) is a 17.985-mile-long (28.944 km) state highway in Idaho. SH-45 runs from SH-78 to Interstate 84 Business (I-84 Bus.) in Nampa.

Route description[edit]

SH-45 begins at an intersection with SH-78 before crossing the Snake River and heading northeast. The highway continues due north into the city of Nampa as 12th Avenue Road, passing by Mercy Medical Center and Northwest Nazarene University. Then, SH 45 turns northeast on 12th Avenue before forming a one-way couplet with 11th Avenue before ending at 2nd Street South.[1][2]

Junction list[edit]

Owyhee0.0000.000 SH-78
SH-45 Connector
CanyonNampa17.98528.944 I-84 Business Loop (2nd Street)
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

Connector route[edit]

State Highway 45 Connector
LocationNear the Snake River
Length0.250 mi[1] (0.402 km)

State Highway 45 Connector (SH-45 Conn.) is a short route connecting SH-78 and SH-45. [1]


Route map:

KML is from Wikidata
  1. ^ a b c d e Staff (December 18, 2006). "State Highway 45". Idaho Transportation Department. Retrieved August 3, 2012.
  2. ^ Google (August 3, 2012). "Idaho State Highway 45" (Map). Google Maps. Google. Retrieved August 3, 2012.