State Highway 392 is a 45.33 mi (73 km) long state highway

State highway

State highway, state road or state route can refer to one of three related concepts, two of them related to a state or provincial government in a country that is divided into states or provinces :#A...

 in northern Colorado

Colorado

Colorado is a U.S. state that encompasses much of the Rocky Mountains as well as the northeastern portion of the Colorado Plateau and the western edge of the Great Plains...

. SH 392 begins at a junction with U.S. Highway 287 south of Fort Collins

Fort Collins, Colorado

Fort Collins is a Home Rule Municipality situated on the Cache La Poudre River along the Colorado Front Range, and is the county seat and most populous city of Larimer County, Colorado, United States. Fort Collins is located north of the Colorado State Capitol in Denver. With a 2010 census...

 and proceeds eastward. It intersects I-25

Interstate 25 in Colorado

In the U.S. state of Colorado, Interstate 25 follows the north–south corridor through Colorado Springs and Denver. It replaced U.S. Highway 87 and most of U.S. Highway 85 for through traffic....

 at Exit 262 and continues east through the towns of Windsor

Windsor, Colorado

The Town of Windsor is a Home Rule Municipality in Larimer and Weld counties in the U.S. state of Colorado. According to the 2010 Census, the population of the town was 18,644. Windsor is located in the region known as Northern Colorado. Windsor is situated north of the Colorado State Capitol in...

 and Lucerne

Lucerne, Colorado

Lucerne is an unincorporated town and a U.S. Post Office in Weld County, Colorado, United States. The Lucerne Post Office has the ZIP Code 80646....

. The highway continues northeast and serves several small towns. The highway nominally ends north of Briggsdale

Briggsdale, Colorado

Briggsdale is an unincorporated town and U.S. Post Office in Weld County, Colorado, United States. The ZIP Code of the Briggsdale Post Office is 80611.-History:...

 at SH 14

Colorado State Highway 14

State Highway 14 in the U.S. state of Colorado is an east–west state highway approximately long. One of the longest state highways in Colorado, it traverses four counties along the northern edge of the state, spanning a geography from the continental divide in the Rocky Mountains to the...

 where it becomes Weld County

Weld County, Colorado

As of the census of 2000, there were 180,936 people, 63,247 households, and 45,221 families residing in the county. The population density was 45 people per square mile . There were 66,194 housing units at an average density of 17 per square mile...

 Road 77.

Route description

The route begins at south of Fort Collins, Colorado

Fort Collins, Colorado

Fort Collins is a Home Rule Municipality situated on the Cache La Poudre River along the Colorado Front Range, and is the county seat and most populous city of Larimer County, Colorado, United States. Fort Collins is located north of the Colorado State Capitol in Denver. With a 2010 census...

 along Robert Benson Lake. The road then intersects CR 13 and CR 11, where it briefly enters Redmond before entering the Fossil Creek Regional Open Space, along which is located the Fossil Creek Reservoir. As the road continues eastward through the park, it becomes the southern boundary before interchanging with .

East of I-25, the road briefly continues through farmland before crossing the Larimer

Larimer County, Colorado

Larimer County is the seventh most populous and the ninth most extensive of the 64 counties of the State of Colorado of the United States. The county is located at the northern end of the Front Range, at the edge of the Colorado Eastern Plains along the border with Wyoming...

/Weld

Weld County, Colorado

As of the census of 2000, there were 180,936 people, 63,247 households, and 45,221 families residing in the county. The population density was 45 people per square mile . There were 66,194 housing units at an average density of 17 per square mile...

 county line. Afterwards, it meets SH 257

Colorado State Highway 257

Colorado State Highway 257 is a 18.478-mile long highway in Colorado's Front Range. It is located entirely in Weld County. Its western end is at SH 60 and its eastern end is at SH 14.-Route description:...

 in Windsor

Windsor, Colorado

The Town of Windsor is a Home Rule Municipality in Larimer and Weld counties in the U.S. state of Colorado. According to the 2010 Census, the population of the town was 18,644. Windsor is located in the region known as Northern Colorado. Windsor is situated north of the Colorado State Capitol in...

, nearing Windsor Lake. The road then continues through rectangularly shaped fields before meeting , where it curves slightly southeastward. As the road continues eastward, the fields become circular, and the road turns slightly northeastward. The surrounding land then becomes barren grassland as the road abruptly turns eastward then sharply northward. The road then meets its terminus several miles later at SH 14

Colorado State Highway 14

State Highway 14 in the U.S. state of Colorado is an east–west state highway approximately long. One of the longest state highways in Colorado, it traverses four counties along the northern edge of the state, spanning a geography from the continental divide in the Rocky Mountains to the...

 in Briggsdale

Briggsdale, Colorado

Briggsdale is an unincorporated town and U.S. Post Office in Weld County, Colorado, United States. The ZIP Code of the Briggsdale Post Office is 80611.-History:...

.

History

The route was established in 1949, where it began at SH 257 in Windsor and continued east to Barnesville. The road was then paved entirely by 1958, then extended to today's I-25 in 1960. The route was then extended east to Cornish; this section was paved by 1977. The route was then extended to its current terminus at Briggsdale at SH 14 the next year. In 1994, the section east of SH 37 (now deleted) was deleted.

In 2007, the section between U.S. Route 287

U.S. Route 287

U.S. Route 287 is a north–south United States highway. It is long. It serves as the major truck route between the Texas cities of Fort Worth and Amarillo...

 and I-25 was added to SH 392 and the formerly deleted section was readded.

Major intersections

County	Location	Mile	Destination	Notes
Larimer Larimer County, Colorado Larimer County is the seventh most populous and the ninth most extensive of the 64 counties of the State of Colorado of the United States. The county is located at the northern end of the Front Range, at the edge of the Colorado Eastern Plains along the border with Wyoming...	Fort Collins Fort Collins, Colorado Fort Collins is a Home Rule Municipality situated on the Cache La Poudre River along the Colorado Front Range, and is the county seat and most populous city of Larimer County, Colorado, United States. Fort Collins is located north of the Colorado State Capitol in Denver. With a 2010 census...	95.31
		100.00		Interchange
Weld Weld County, Colorado As of the census of 2000, there were 180,936 people, 63,247 households, and 45,221 families residing in the county. The population density was 45 people per square mile . There were 66,194 housing units at an average density of 17 per square mile...	Windsor Windsor, Colorado The Town of Windsor is a Home Rule Municipality in Larimer and Weld counties in the U.S. state of Colorado. According to the 2010 Census, the population of the town was 18,644. Windsor is located in the region known as Northern Colorado. Windsor is situated north of the Colorado State Capitol in...	104.45		Begin concurrency
		105.43		End concurrency
	Lucerne Lucerne, Colorado Lucerne is an unincorporated town and a U.S. Post Office in Weld County, Colorado, United States. The Lucerne Post Office has the ZIP Code 80646....	115.40
	Briggsdale Briggsdale, Colorado Briggsdale is an unincorporated town and U.S. Post Office in Weld County, Colorado, United States. The ZIP Code of the Briggsdale Post Office is 80611.-History:...	141.58