Idaho State Highway 6 is a state highway in northern Idaho

Idaho

Idaho is a state in the Rocky Mountain area of the United States. The state's largest city and capital is Boise. Residents are called "Idahoans". Idaho was admitted to the Union on July 3, 1890, as the 43rd state....

 running from the Washington state line near Potlatch

Potlatch, Idaho

Potlatch is a city in Latah County, Idaho, United States. The population was 791 at the 2000 census.-History:Potlatch was founded in 1905 as a company town by the Potlach Corporation. The townsite was chosen because of proximity to Potlatch Corporation's large holdings of western white pine on the...

 to Santa

Santa, Idaho

Santa is an unincorporated community in Benewah County, Idaho, United States. Santa is located on Idaho State Highway 3 south-southeast of St. Maries. Santa has a post office with ZIP code 83866....

. It is 40.645 miles (65.412 km) long and runs north-south.

Route description

SH-6 begins at the Washington state line in Latah County

Latah County, Idaho

Latah County is a county located in the north central region of the U.S. state of Idaho. The population was 37,244 at the 2010 census. The county seat and largest city is Moscow, which is the home of the University of Idaho, the state's flagship and land-grant university...

 as a continuation of Washington State Route 272

Washington State Route 272

State Route 272 is a state highway in the U.S. state of Washington, running from US 195 at Colfax to ID-6 on the Idaho border near Palouse.-Major intersections:* US 195* SR 27* ID-6...

, then heads east to an intersection with US 95, with which it briefly overlaps before diverging and continuing east into Potlatch. It continues east to an intersection with SH-9

Idaho State Highway 9

State Highway 9 is a state highway in Latah County, in the U.S. state of Idaho. It runs from SH-8 near Deary, north to SH-6 near Harvard.-Route description:...

 near Harvard

Harvard, Idaho

Harvard is an unincorporated community in Latah County, Idaho, United States. Harvard is located on Idaho State Highway 6 east of Potlatch. Harvard has a post office with ZIP code 83834....

. It then continues northeast and north across the Palouse River

Palouse River

The Palouse River is a tributary of the Snake River located in the U.S. states of Washington and Idaho. It flows for southwestwards, primarily through the Palouse region of southeastern Washington...

 into Benewah County

Benewah County, Idaho

Benewah County is a county located in the U.S. state of Idaho. Established on January 23, 1915, from sections of Kootenai County, it was named for a chief of the Coeur d'Alene Tribe. As of the 2010 census the county had a population of 9,285. The county seat and largest city is St...

. In Benewah County, SH-6 continues generally north through White Pine Drive; and area of old growth white pine trees part of the St. Joe National Forest. SH-6 finally ends at an intersection with SH-3

Idaho State Highway 3

Idaho State Highway 3 is a state highway in northern Idaho connecting US 12 near Spalding with I-90 near Rose Lake. It is long and runs north–south.-Route description:...

 near Santa

Santa, Idaho

Santa is an unincorporated community in Benewah County, Idaho, United States. Santa is located on Idaho State Highway 3 south-southeast of St. Maries. Santa has a post office with ZIP code 83866....

.

Major intersections

County	Location	Mile	Destinations	Notes
Latah Latah County, Idaho Latah County is a county located in the north central region of the U.S. state of Idaho. The population was 37,244 at the 2010 census. The county seat and largest city is Moscow, which is the home of the University of Idaho, the state's flagship and land-grant university...	Potlatch Potlatch, Idaho Potlatch is a city in Latah County, Idaho, United States. The population was 791 at the 2000 census.-History:Potlatch was founded in 1905 as a company town by the Potlach Corporation. The townsite was chosen because of proximity to Potlatch Corporation's large holdings of western white pine on the...	100.000		Western terminus at the Washington state line, continues westward along SR 272
		104.420		Southern end of concurrency; US-95 milepost 360.554
		0.000		Northern end of concurrency; US-95 milepost 361.724
	Harvard Harvard, Idaho Harvard is an unincorporated community in Latah County, Idaho, United States. Harvard is located on Idaho State Highway 6 east of Potlatch. Harvard has a post office with ZIP code 83834....	9.858
Benewah Benewah County, Idaho Benewah County is a county located in the U.S. state of Idaho. Established on January 23, 1915, from sections of Kootenai County, it was named for a chief of the Coeur d'Alene Tribe. As of the 2010 census the county had a population of 9,285. The county seat and largest city is St...	Santa Santa, Idaho Santa is an unincorporated community in Benewah County, Idaho, United States. Santa is located on Idaho State Highway 3 south-southeast of St. Maries. Santa has a post office with ZIP code 83866....	35.055