This article includes a list of general references, but it lacks sufficient corresponding inline citations. Please help to improve this article by introducing more precise citations. (November 2021) (Learn how and when to remove this message)

North Dakota Highway 21
ND 21 highlighted in red
Route information
Maintained by NDDOT
Length	123 mi[1] (198 km)
Existed	unknown–present
Major junctions
West end	US 85 east-northeast of Amidon
Major intersections	ND 67 near New England ND 8 in Mott ND 49 from New Leipzig to Elgin ND 31 near Flasher
East end	ND 6 north of Breien
Location
Country	United States
State	North Dakota
Counties	Morton, Grant, Hettinger, Slope
Highway system
North Dakota State Highway System Interstate US State
← ND 20 → ND 22

North Dakota Highway 21 (ND 21) is an east-west highway in North Dakota. The eastern terminus is at ND 6 about 5 miles (8.0 km) north of Breien and the western terminus is at U.S. Route 85 (US 85) about 5 miles (8.0 km) east-northeast of Amidon. The highway is known for the large number of abandonments located along it.

The current ND-24 segment between ND-6 and the current ND-24/ND-1806 junction was originally part of ND-21. This segment was renumbered between 1950 and 1963.

County	Location	mi	km	Destinations	Notes
Slope	​	0.0	0.0	US 85 – Belfield, Amidon, Bowman	Western terminus of ND 21
	​			ND 67 south – Scranton	Northern terminus of ND 67
Hettinger	New England			ND 22 north – Dickinson	Northern end of ND 22 concurrency
	​			ND 22 south – Reeder	Southern end of ND 22 concurrency
	​			ND 8 south – Hettinger	Western end of ND 8 concurrency
	Mott			ND 8 north – Richardton	Eastern end of ND 8 concurrency
Grant	New Leipzig			ND 49 south – Thunder Hawk	Western end of ND 49 concurrency
	Elgin			ND 49 north – Lake Tschida, Glen Ullin	Eastern end of ND 49 concurrency
Grant–Morton county line	​			ND 31 south – Raleigh	Northern terminus of ND 31
Morton	​			ND 6 – Mandan, Selfridge, Fort Yates	Eastern terminus of ND 21
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus

Wikimedia Commons has media related to North Dakota Highway 21.

• The North Dakota Highways Page by Chris Geelhart
• North Dakota Signs by Mark O'Neil

This North Dakota road or road transport-related article is a stub. You can help Wikipedia by expanding it.

• v
• t
• e