The road runs through suburban neighborhoods and passes along the edge of Wilmington Airport along Airport Road before it provides access to a business park along Commons Boulevard. The Airport Road portion of DE 37 was originally a dirt road that was paved by 1942.
A highway passes through suburban areas and runs alongside Wilmington Airport, following Airport Road before leading to a business complex on Commons Boulevard. The section of DE 37 along Airport Road was converted from dirt to asphalt by 1942.