The houses in the Sycamore Historic District, in Sycamore, Illinois, United States, cross a variety of architectural styles and span from the 1830s to the early 20th century. There are 187 contributing properties within the historic district, 75% of the districts buildings. Many of the homes are associated with early Sycamore residents, usually prominent business leaders or politicians. Houses within the district are known by, either their street address or by a name associated with a prominent owner or builder. For most of the houses, the latter is true.

Numbered Houses

A full 75% of the districts buildings are listed as contributing properties. Many of these include homes within the boundaries of the district that are architecturally or historically significant but are commonly known only by their street address.

Houses in Sycamore Historic District

Ottawa and Maple Streets

Two of the districts contributing homes are found along Ottawa Street. Both homes are nameless and stand next door to each other, one is at 124 and the other is at 134. Along Maple Street the Italianate home at 202 is also listed as a contributing property, it is known only by its address.

Houses in Sycamore Historic District

Main and High Streets

The two-story Italianate home at 314 S. Main Street is another example of a contributing property in the Sycamore Historic District that is known only by its address. The house was constructed in 1878. At 512 S. Main St. is a brightly colored example of Queen Anne architecture. The only contributing property along the east-west High Street is the home at 418 W. High.

Houses in Sycamore Historic District

Somonauk Street

The house at 312 Somonauk Street is an example of Italianate architecture, it is a nameless contributor to the district's historic nature. The Italianate home further down the same block, at 328, has undergone some exterior changes. Its original wood siding was replaced with vinyl. On the other side of the street, the house at 413 Somonauk is an example of the American Foursquare style of domestic architecture. Also in the 400 block of Somonauk, at 437 is another nameless contributing property.

Named Houses

Byers-Faissler House

The Byers-Faissler House is located in the 500 block of Sycamore's Somonauk Street, the house is included as a contributing structure to the historic character of the Sycamore Historic District. The house was built in 1867 for Sycamore politician William Byers. The home contains elements of both Gothic Revival and Italianate architecture. It is thought that the main gable once contained the same decorative elements as the smaller gable.

Byers eventually served two terms in the Illinois state legislature, though before he held that office he was active in DeKalb County politics. Byers' youngest daughter, Jane, married native German Johannes (John) Faissler. Faissler became a successful lawyer in Sycamore.

Captain R.A. Smith House

The Captain R.A. Smith House, also known as the F.W. Partridge House is another contributing property to the Sycamore Historic District. The house was built sometime before 1871 by Captain R.A. Smith. The Smith House is designed in a Gothic Revival motif by R.A. Smith.

Besides the military Smith was elected treasurer in DeKalb County, little is known about him other than the fact that he designed his home in the 200 block of Sycamore's Somonauk Street. F.W. Partridge was an attorney who began his legal career in the DeKalb County city of Sandwich, Illinois. Later, when he moved to Sycamore, he achieved some notoriety in that profession. During the Civil War Partridge was a breveted Brigadier General. Toward the end of the war he served as DeKalb County Clerk and Recorder; from 1864-1867. President Ulysses S. Grant appointed him as ambassador to Siam.

Chappell-Whittemore House

The Chappell-Whittemore House also known as the H.C. Whittemore House, is a historic home in the 200 block of South Main Street in Sycamore. The house was completed sometime 1867 and before 1873. The home is noted for its architectural and historical significance.

Henry C. Whittemore came to Sycamore at a young age, brought by his parents in 1848. He served during the Civil War and after the conflict ended remained a government employee during Reconstruction. As a government employee Whittemore was tasked with helping to reorganize the postal service in the South. He returned to Sycamore in 1867. Upon arriving back in Sycamore he went into the tanning business but after a few years, in 1873, shifted focus to the hardware business. He stayed in hardware for most of life, taking on several different business partners in the process.