North of US 30 the road becomes a for-lane undivided highway with a center turn lane as it passes through commercial properties.

North of Merrillville the road enters Gary and passes through a mix of residential and commercial properties, staying as a four-lane undivided highway with a center turn lane.

The highway heads north towards downtown Gary passing three single track railroad crossings.

Broadway ends at a security gate for the main entrance of Gary Works owned by U.S.

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

The routing stayed the same until SR 53's southern terminus was truncated to Crown Point in 1973 in favor of US 231.