The Sycamore Historic District is a meandering area encompassing 99 acres (400,000 m2) of the land in and around the downtown of the DeKalb County, Illinois, county seat, Sycamore. The area includes historic buildings and a number of historical and Victorian homes. Some significant structures are among those located within the Historic District including the DeKalb County Courthouse and the Sycamore Public Library. The district has been listed on the National Register of Historic Places since May 2, 1978.
The Oregon Commercial Historic District is a historic district in Oregon, Illinois, that has been listed on the National Register of Historic Places since 2006. The district is roughly bordered by Jefferson, Franklin, 5th and 3rd Streets in Oregon. It is one of six Oregon sites listed on the National Register and one of three to be so listed since the turn of the 21st century. The other two are the Oregon Public Library, listed in 2003, and the Chana School, listed in 2005.
The United States Courthouse, also known as the Federal Building, is a historic building located in Davenport, Iowa, United States. It has historically housed a post office, courthouse, and other offices of the United States government. The building now serves only as a federal courthouse, housing operations of the eastern division of the United States District Court for the Southern District of Iowa. In 2018, the operations of the Rock Island division of the United States District Court for the Central District of Illinois were also moved there.
The Downtown Adrian Commercial Historic District is a historic district comprising the downtown area of Adrian, Michigan. It was designated as a Michigan Historic Site and added to the National Register of Historic Places on April 17, 1986. The district is roughly bounded on the north by Toledo Street, on the east by North Broad Street, on the south by East Church Street, and on the west by North Winter Street (M-52), West Maumee Street, and the River Raisin. Most of the district is enclosed by the US-223 Business Route, although the two are not conterminous.
The Marshall Business Historic District is a historic district located in downtown Marshall, Illinois. The district encompasses the city's historic commercial center and includes 56 buildings and structures, 46 of which are contributing buildings. Marshall's courthouse square is a central feature of the district; the square includes the Italian Renaissance Revival Clark County Courthouse, which was built in 1903. The other buildings in the district, mainly commercial and government buildings, were built from the 1830s to the 1960s; however, most of the buildings were built between 1870 and 1910, Marshall's largest growth period. The buildings from this era are mostly designed in the Italianate, Romanesque, and Italian Renaissance Revival styles.
The Jerseyville Downtown Historic District is a 17.5-acre (7.1 ha) historic district encompassing the commercial center of Jerseyville, Illinois. The district includes most of the city's historic commercial buildings, which were built along State Street and its cross streets from 1867 to 1929. The center of the district is at the intersection of State and Pearl Streets. The most prominent building in the district is the Jersey County Courthouse, a 124-foot tall limestone Romanesque Revival building built in 1893; unlike many other Illinois county seats, however, the district is not centered on the courthouse. The other buildings in the district are mainly one- and two-story brick Commercial style structures; other architectural influences in the district include Romanesque, Greek Revival, and Chateauesque. Other non-commercial buildings in the district include the Jerseyville Public Library, a Georgian style Carnegie library built in 1904, and the First Baptist Church, a Classical Revival church built in 1916.
The Monticello Courthouse Square Historic District is a historic district in downtown Monticello, Illinois. The district includes the historic commercial center of the city, the county seat of Piatt County, and is centered on the Piatt County Courthouse. 80 buildings are included in the district, 73 of which are considered contributing to its historic character. The district was added to the National Register of Historic Places on November 5, 2009.
The Macomb Courthouse Square Historic District is a historic district located in downtown Macomb, Illinois. The district covers six full and four partial city blocks and includes 65 contributing buildings. The McDonough County Courthouse, an 1871 Second Empire building, is the centerpiece of the district. The courthouse is situated in the middle of a Harrisonburg-style courthouse square, which is flanked by two north-south streets and intersected by a single east-west street that splits around the courthouse; the layout is unusual in Illinois, though Stark County has a similar layout. The surrounding buildings are mainly commercial, though several are government buildings. Brick commercial blocks, often with Italianate or Queen Anne details, dominate the district's architectural landscape; the district's more modern buildings, which date to the first half of the twentieth century, mostly have Art Deco or Moderne styling.
The Monmouth Courthouse Commercial Historic District is a historic district located in downtown Monmouth, Illinois. The district encompasses Monmouth's historic commercial core and includes 63 contributing buildings and sites, most of them commercial buildings. Growth in the district began in the 1850s and continued through the 1920s, with occasional spurts in between due to rebuilding after fires. The Public Square, a small park within a roundabout, serves as the anchor of the district; the Warren County Courthouse, a Richardsonian Romanesque building completed in 1895, is its namesake building. Most of the commercial buildings within the district have Italianate or Commercial Style designs, with the former style generally predating the latter. Examples of the Queen Anne, Classical Revival, Art Deco, and Moderne styles can also be seen in the district.
The Dixon Downtown Historic District is a historic district which encompasses 154 properties in downtown Dixon, Illinois. The district includes the city's commercial core, which includes buildings dating back to the 1850s. Dixon's commercial buildings are largely two-story brick structures and reflect the popular architectural styles of their era of construction; the Italianate style is most common in 19th-century buildings, while the Commercial style and revival styles such as Neoclassical and Beaux-Arts became popular after 1900. Many of Dixon's prominent government and community buildings also lie within the district, including the Lee County Courthouse, City Hall, its current and former post offices, and several churches. A residential section on the west side of the district includes Queen Anne and Craftsman style homes; the former style was popular in the late 19th century, while the latter was popular in the early 20th.
The 'Ionia Downtown Commercial Historic District is a primarily commercial district located roughly along West Main and Washington Streets, from Dexter Street to Library Street, in Ionia, Michigan. The district was listed on the National Register of Historic Places in 1984.
The Rochelle Downtown Historic District is a national historic district in downtown Rochelle, Illinois. The district includes 56 buildings, most of which are commercial buildings. Commercial development in Rochelle began in the 1850s, but several fires burned down all of the earliest buildings; the oldest surviving buildings in the district were built in 1871. Development in the district continued through the mid-twentieth century. While a variety of architectural styles can be found in the district, Italianate and vernacular commercial designs are the most common. Noteworthy non-commercial buildings in the district include the City and Town Hall, U.S. Post Office, Masonic Temple, and Chicago & North Western Railway depot.
The Princeton South Main Street-Courthouse Square Historic District is a national historic district in Princeton, Illinois. Centered on South Main Street and the Bureau County Courthouse, the district is the older of the two downtown areas in Princeton, with the other being on North Main Street. Development in the area began with the settlement of Princeton in the 1830s and continued through the mid-twentieth century. The courthouse square was established when the county's first courthouse opened in 1845; the current Art Moderne courthouse was built there in 1937. South Main Street was considered the more upscale of Princeton's two downtowns, as it lacked the functional and agricultural businesses associated with the city's railroad station. The district's buildings reflect the popular architectural styles of the nineteenth and twentieth centuries; Italianate and Arts and Crafts designs are especially common, though Green Revival, Queen Anne, Neoclassical, Prairie School, and Moderne buildings are also present.
The Jacksonville Downtown Historic District is a national historic district in downtown Jacksonville, Illinois. The district encompasses a commercial area surrounding Central Park, the city's public square. Development in the district began in 1825, when Jacksonville was platted and the public square was created; the first buildings on the square were built the same year. Most of the buildings in the district were built between the 1840s and 1940s, and a large number were built during a late nineteenth century building boom. Seven of the buildings were once cigar stores, a reflection of Jacksonville's large cigar making industry. The district includes examples of many of the popular architectural styles of the nineteenth and twentieth centuries; Italianate and Victorian buildings are especially common.
The LaSalle Downtown Commercial District is a national historic district in downtown LaSalle, Illinois. The district encompasses 93 contributing buildings which historically formed the commercial and governmental center of LaSalle. Development in downtown LaSalle began with the completion of the Illinois and Michigan Canal in 1837 and the construction of railroads through the city in the 1850s; it continued through the mid-twentieth century. The district's commercial buildings represent many architectural styles, with popular styles of the late nineteenth century such as Italianate, Queen Anne, and Romanesque Revival being the most common. Significant government buildings include the LaSalle City Building and two post office buildings.
The Lemont Downtown Historic District is a commercial historic district encompassing 14 city blocks in downtown Lemont, Illinois. The district has served as the village's downtown since the 1850s, when the newly opened Illinois & Michigan Canal and subsequent limestone quarrying in the area sparked a local economic boom. It expanded through the late nineteenth and early twentieth centuries as new railroads and the Chicago Sanitary and Ship Canal brought residents and business opportunities to the village. The commercial buildings in the district exhibit a variety of common building types seen between 1850 and 1950; one-part, two-part, gable-front, and false-front buildings are all present, and their designs feature Italianate, Commercial, and revival style architecture. The district also includes several of Lemont's government buildings, including its village hall and post office.
The Downtown Urbana Historic District is a commercial historic district encompassing seven city blocks in downtown Urbana, Illinois. The buildings in the district reflects downtown Urbana's development as the county seat of Champaign County and a regional commercial center. While Urbana was founded in the 1830s and began its development in the ensuing decades, the oldest buildings in the district are from the 1870s. The city expanded considerably in the late nineteenth and early to mid twentieth centuries, and most of the district's buildings were constructed during this period. Local architect Joseph Royer designed many of the district's most prominent buildings, including the 1901 Romanesque Revival Champaign County Courthouse.
The Champaign Downtown Commercial District is a commercial historic district encompassing 19.4 acres (7.9 ha) in downtown Champaign, Illinois. The district includes some of the oldest parts of the city's downtown, and its buildings represent the city's development in the late nineteenth and early twentieth centuries. Champaign was founded in the 1850s when the Illinois Central Railroad added a station in a rural area west of neighboring Urbana and the town formed around it; the oldest buildings in the district date from the following decade. Several buildings connected to the Illinois Central are included in the district. The opening of the University of Illinois at Urbana–Champaign in 1867 furthered Champaign's growth, and development in the downtown commercial district continued steadily through 1940. The district's commercial buildings exhibit a variety of building types and architectural styles, including Italianate, Art Deco, and various revival styles. Champaign's City Building and other local government buildings are also part of the district.
The Downtown Rock Island Historic District is a national historic district encompassing 82.3 acres (33.3 ha) in downtown Rock Island, Illinois. The oldest buildings in the district are from the 1860s, two decades after Rock Island's founding, and buildings from then until 1969 can be found in the district, making it reflective of the city's development over time. The majority of the buildings in the district are commercial buildings, as downtown Rock Island has historically been the city's commercial center; these include several building types, mainly one-part and two-part commercial blocks, designed in a wide variety of the architectural styles popular in the late nineteenth and early to mid twentieth centuries. The district was also historically the center of Rock Island's social life, and many theaters and clubhouses for social organizations can be found in the district. Several of Rock Island's major government buildings, including the city hall and old county courthouse, are also part of the district.
The Sault Ste. Marie Historic Commercial District is a primarily commercial historic district located in Sault Ste. Marie, Michigan. It was listed on the National Register of Historic Places in 2020. The district includes the Old Federal Building, Chippewa County Courthouse, Central Methodist Episcopal Church, the Adams Building, and the Gowan Block, all of which are listed separately on the National Register.
