Old Aristocracy Hill in Springfield in Sangamon County, Illinois — The American Midwest (Great Lakes)

Architect of the People's House

Photographed by Thomas Smith, September 22, 2025

1. Architect of the People's House Marker

Inscription.

Architect of the People's House. . , Chicago architect and builder John M. Van Osdel (1811-1891) designed the Illinois Governor's Mansion which was constructed beginning in 1853. , , A Baltimore native who through apprenticeship achieved the status of master builder, Van Osdel arrived in Chicago in 1837 to construct a home for the William B. Ogden family. Over the next few years he also worked building ships and some of the booming lake port's first grain elevators. , In 1844 Chicago's leading builders suggested that he open an office specializing in architectural design, so that major structures in the city could be "built from regular plans." , Over the next decades he planned many large public buildings including hotels, churches, commercial blocks and the Cook County Courthouse. Each was intended to enhance the city's standing as a place of growing refinement as well as serving a business function. , Building in Italianate , During the 1850s John Van Osdel designed many buildings-including the Governor's Mansion in Springfield- in the then popular Italianate Style. , Imitating the Italian villa the form came to America in the 1840 and soon spread across the country, remaining popular into the 1870. , Several features combine to make a building Italianate Among them are a very low or even flat roof overhanging the walls and supported by decorative tract arched windows; bay windows small iron balconies, loggia or private covered porches and a cupola or tower. , In his later career Van Osdel promoted professional training and standards for architects. As a trustee of the newly founded University of Illinois, he encouraged the creation of a school of architecture, and designed University Hall. In the 1870s he worked to fireproof Chicago by using new construction materials and pushing for a city building code. , Van Osdel also designed grand homes. Among the most notable are the Illinois Governor's Mansion (left) and the villa owned by former Illinois gov, Joel Matteson (right), which faced each other across South Fourth Street in Springfield.

Chicago architect and builder John M. Van Osdel (1811-1891) designed the Illinois Governor's Mansion which was constructed beginning in 1853.

A Baltimore native who through apprenticeship achieved the status of master builder, Van Osdel arrived in Chicago in 1837 to construct a home for the William B. Ogden family. Over the next few years he also worked building ships and some of the booming lake port's first grain elevators.

In 1844 Chicago's leading builders suggested that he open an office specializing in architectural design, so that major structures in the city could be "built from regular plans."

Over the next decades he planned many large public buildings including hotels, churches, commercial blocks and the Cook County Courthouse. Each was intended to enhance the city's standing as a place of growing refinement as well as serving a business function.

Building in Italianate
During the 1850s John Van Osdel designed many buildings-including the Governor's Mansion in Springfield- in the then popular Italianate Style.

Imitating the Italian villa the form came to America in the 1840 and soon spread across the country, remaining popular into the 1870.

Several features combine to make a building Italianate Among

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them are a very low or even flat roof overhanging the walls and supported by decorative tract arched windows; bay windows small iron balconies, loggia or private covered porches and a cupola or tower.

In his later career Van Osdel promoted professional training and standards for architects. As a trustee of the newly founded University of Illinois, he encouraged the creation of a school of architecture, and designed University Hall. In the 1870s he worked to fireproof Chicago by using new construction materials and pushing for a city building code.

Van Osdel also designed grand homes. Among the most notable are the Illinois Governor's Mansion (left) and the villa owned by former Illinois gov, Joel Matteson (right), which faced each other across South Fourth Street in Springfield.

Topics. This historical marker is listed in these topic lists: Architecture • Government & Politics. A significant historical year for this entry is 1837.

Location. 39° 47.835′ N, 89° 38.942′ W. Marker is in Springfield, Illinois, in Sangamon County. It is in Old Aristocracy Hill. It can be reached from the intersection of South 5th Street and East Jackson Street, on the left when traveling north. Bicentennial Plaza. Touch for map. Marker is at or near this postal address: 522 S 5th St, Springfield IL 62701, United States of America. Touch for directions.

Regionally, this marker is in Central Illinois.

It is also in the American Midwest

and in the Corn Belt.

Globally, it is in North America,

the Western Hemisphere,

the Western World,

and the Anglosphere.

Historically, it finds itself in what was once the territory of the Mississippian Culture

and also the Northwest Territory.

Other nearby markers. At least 8 other markers are within

Photographed by Thomas Smith, September 22, 2025

2. Architect of the People's House Marker

walking distance of this marker: The 21-Star Flag (here, next to this marker); "An Agreeable Assemblage of Dwelling Houses" (here, next to this marker); Three First Ladies Make a Difference (here, next to this marker); A Place of Many Peoples (here, next to this marker); "We Are American Citizens" (here, next to this marker); "Let Us Own Ourselves, Our Earning, Our Genius" (here, next to this marker); Fair Housing for All (here, next to this marker); Aiding Orphans and Widows (here, next to this marker). Touch for a list and map of all markers in Springfield.

Credits. This page was last revised on October 15, 2025. It was originally submitted on October 6, 2025, by Thomas Smith of Waterloo, Ill. This page has been viewed 90 times since then and 34 times this year. Photos: 1, 2. submitted on October 6, 2025, by Thomas Smith of Waterloo, Ill. • Devry Becker Jones was the editor who published this page.