Minnesota State Highway 40

Trunk Highway 40
Route information
Maintained by Mn/DOT
Length:	72.723 mi (117.036 km)
Existed:	1933[1] – present
Major junctions
West end:	SD 20 near Marietta, MN - Revillo,SD at Minnesota — South Dakota state line
	US 75 at Madison US 59 / MN 7 at Milan
East end:	CR 5 at Willmar
Location
Counties:	Lac qui Parle, Chippewa, Kandiyohi
Highway system
Minnesota Trunk Highways Interstate US State Legislative routes ← MN 39 MN 41 →

Minnesota State Highway 40 (MN 40) is a highway in west-central Minnesota, which runs from South Dakota Highway 20 at the South Dakota state line near Marietta and continues east to its eastern terminus at its intersection with U.S. Highway 12 in Willmar.

Highway 40 is 73 miles (117 km) in length.

Route description

Highway 40 serves as an east–west route between Madison and Willmar in west-central Minnesota.

The route is also known as:

• 1st Street in Madison
• Lac qui Parle Avenue in Milan
• 60th Street throughout Chippewa County

Highway 40 crosses Lac qui Parle Lake west of Milan.

Lac qui Parle State Park is located 7 miles (11 km) south of the junction of Highway 40 and U.S. 59 at Milan. The park entrance is located on Chippewa County Road 13 near U.S. 59 at Watson.^[2]

Highway 40 parallels U.S. Highway 12 and U.S. Highway 212 throughout its route in west-central Minnesota. Highway 40 also intersects with Highway 12 at its eastern terminus in Willmar.

History

Most of Highway 40 was authorized in 1933.

The section of the route between U.S. Highway 75 at Madison and the South Dakota state line was authorized circa 1950.^[1]

Highway 40 was still gravel in 1940. The route was mostly paved by 1953, except for just west of Willmar. Highway 40 was completely paved by 1958.^[1]

In 2009, its eastern terminus was moved from U.S. 12 in Willmar to County Road 5 (30th Street SW).^[1]

Major intersections

County	Location	mi	km	Destinations	Notes
South Dakota-Minnesota state line		0.000	SD 20
Lac Qui Parle	Marietta	1.850	2.977	CR 7 (1st Avenue)
	Arena Township	6.900	11.104	CR 13
	Madison	12.595	20.270	US 75	South end of US 75 overlap
		12.674	20.397	US 75	North end of US 75 overlap
		13.174	21.201	CR 19 (1st Avenue)
	Cerro Gordo Township	19.058	30.671	CR 20
		19.297	31.056	CR 25
	Hantho Township	24.061	38.722	MN 119
		28.177	45.346	CR 33
Minnesota River / Lac qui Parle		28.577-28.619		Milan Bridge[3]
Chippewa	Milan	32.394	52.133	US 59 / MN 7
	Big Bend Township	38.818	62.472	CR 9
	Mandt Township	41.733	67.163	MN 29	West end of MN 29 overlap
	Grace Township	47.719	76.796	MN 29 north, CR 6 south	East end of MN 29 overlap
	Louriston Township	53.696	86.415	MN 277 south, CR 4 north
	Louriston Twp. / Woods Twp.	58.713	94.489	CR 2
	Woods Township	59.679	96.044	CR 2
Kandiyohi	St. Johns Township	65.689	105.716	CR 7
		67.687	108.932	CR 1
	Willmar	71.686	115.367	CR 55 (45th Street SW)
		72.705	117.007	CR 5 (30th Street SW)
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus

References

Route map: Bing