The John T. and Marietta Carey House is a historic residence located in Denison, Iowa, United States.

The house is associated with John Carey, who served for six years as Denison's mayor.

During that time the city's sewer system was put in, street signs were put up, preparations were made for mail delivery, the Carnegie Library and the courthouse were built, a telephone exchange was installed and the city more than doubled in size.

[2] President Theodore Roosevelt and Treasury Secretary L. M. Shaw, a former Iowa governor, visited Denison when Carey was mayor.

This article about a property in Crawford County, Iowa on the National Register of Historic Places is a stub.