Page "M-21 (Michigan highway)" Paragraph 2

M-21 starts on Fulton Street at a junction with M-37 / M-44 ( East Beltline Avenue ) on the east side of greater Grand Rapids.

Fulton passes through residential areas on this side of town, and crosses over I-96 Continuing east, the highway passes the headquarters of Amway and crosses the Grand River near its confluence with the Thornapple River in Ada.

M-21 runs long the north back of the Grand, turning southeasterly and east to Lowell.

The roadway passes through downtown and over the Flat River near its confluence with the Grand.

M-21 runs east of town through the southern end of the Lowell State Gaming Area and crosses into Ionia County.