The road leaves Mishawaka heading west towards South Bend, passing through commercial properties.

The concurrency heads due west into downtown South Bend, crossing under the Norfolk Southern Railroad tracks.

In downtown South Bend the concurrency ends when SR 933 turns north onto Main Street.

[4][5][6] SR 933 follows Main Street through downtown South Bend, passing under the Norfolk Southern again.

[4][5][6] Michigan Street crosses over the St. Joseph River as it leaves downtown South Bend.

[7] The NHS is a network of highways that are identified as being most important for the economy, mobility and defense of the nation.

This measurement is a calculation of the traffic level along a segment of roadway for any average day of the year.

In 1991 the US 20 bypass opened around Elkhart and South Bend and in 1998 INDOT removed US 33 north of US 20 to the Michigan state line.

In 2004, INDOT tried to eliminate SR 933 and again St. Joseph County did not accept local control so the designation remained unchanged.