The southwest corner of the district widens to include the railroad viaduct over the intersection of East Fourth Street and Pershing Avenue.

The second crescent was created by a branch of the tracks from the mainline to the Rock Island's railroad yards north of East Fourth Street.

[3] The Crescent Warehouse Historic District is located in what is known as LeClaire's Fourth, Fifth, and Sixth Additions to the original city of Davenport, which lies to the west.

The main business interests included flour mills, foundries, sawmills, and other small-scale manufacturers.

Logs from the pine forests in Minnesota and Wisconsin were floated down the Mississippi River and processed in mills along the riverfront.

Many were located along the Mississippi River and the Chicago, Milwaukee, St. Paul and Pacific Railroad tracks in the decades immediately before and after the Civil War.

In 1872 a new double-deck wagon and railroad bridge was built at the foot of Iowa Street across the Mississippi River.

Also, after the decline in the woodworking industries the riverfront property in the downtown area where some of the mills were located became LeClaire Park in the early 20th century.

Four tracks were placed on most of the elevated rail bed to accommodate the 70 passenger trains that passed through the city.

At the same time that the mainline was being elevated rail sidings were being laid in the streets and alleys of the district to serve warehouse and factory customers.

[3] The western and southern sections of the district were transformed from a largely residential area to a mix of factory and warehouse buildings.

The Halligan Coffee Company built a new office and warehouse building in 1907 at the corner of East Fourth and Iowa Streets.

On January 25, 1915, the Crescent Macaroni and Cracker Company building on Iowa Street was destroyed in a fire.

Davenport, however, continued to be an important regional jobbing center with 62.6 percent of the bi-state wholesale business headquartered in the city.

The last building built in the Crescent Warehouse Historic District was an automobile showroom for Vincent J. Neu Oldsmobile in 1950.

In 2003 The Alexander Company of Madison, Wisconsin started the process of converting several of the structures into loft apartment buildings.

[9] Y & J Properties completed a $6.5 million renovation of the Halligan Coffee Company building into 45 market-rate lofts in April 2015.

They are typical of his style which features simple, functional buildings with minimal ornamentation and practical floor plans.

The two railroad-related structures in the Crescent Warehouse Historic District include the railroad bridge over the intersection of East Fourth Street and Pershing Avenue and the remaining section of the rail bed.

There is a similar span over the intersection of East Third and Iowa Streets in the Davenport Motor Row and Industrial Historic District.