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Dubuque County

Dubuque County is named for Julien Dubuque, who was a French Canadian and the first European settler of Iowa.


Surrounding County Courthouses: 

N – Clayton County and Grant County, Wisconsin 

E – Grant County, Wisconsin and Jo Daviess County, Illinois

S – Jackson County and Jones County

W – Delaware County


Created:  September 6, 1834                 Map of Iowa highlighting Dubuque County

County Seat:

Dubuque  1834 – present


County Courthouse – Dubuque


Location:  720 Central Avenue / East 7th Street

Built:  1891 – 1892

Style:  Early Victorian, Renaissance, Romanesque and Beaux Arts

Architect:  Fridolin Heer & Son of Dubuque

Contractor:  Albert Ney of Dubuque


Description: The building faces west and is a four story red colored brick and Bedford limestone structure. The building is located on landscaped grounds in the center of Dubuque. The building has a raised basement of course white colored limestone. The west portico has two small arches on the first story with steps up to the second story entrance with balcony supported by four columns. The central section rises to a pediment at the roof. The building corners are trimmed with limestone which also faces the first story. On the center of the roof is a high square brick tower with cupola having a gold dome with the Statue of Justice at the top. In the interior is wood trim and a grand staircase located in the center where a five story glass encased elevator rises from the basement level. On the south side of the first story is the Magistrate Court courtroom. On the second story are two County District Court courtroom along the south side. On the third story are three County District Court courtrooms. The building houses the County District Court of the 1A Judicial District. The building was renovated in 1975 and 1983. The contract manager was Walter J Holl and Abid Asid Ibd. On the north side is the Old County Jail.


Note:  On the outside, a controversial gold leaf coat was added to dome on the central tower. However, the initial application of gold leafing did not hold up well under various weather conditions, so it took further work to repair the leafing on the dome.


See:  National Register of Historic Places – Dubuque County Courthouse / Old County Jail


See:  The 1A Judicial District includes Allamakee County, Clayton CountyDelaware County and Winneshiek County.


History:  The county was created in 1834 and Dubuque was selected as the county seat. The first courthouse was a log structure built in 1838. The second courthouse was a brick structure built in 1843. The third and present courthouse was constructed in 1891 to 1892.



County Courthouse – Dubuque























County District Court courtroom













County District Court courtroom









County District Court courthouse









County District Court courtroom









Magistrate Court courtroom













Old County Jail – Dubuque











Photos taken 2008, 2010 and 2023