Chuck Grassley

United States Senator from Iowa






When are Senate internships available?

Senator Grassley offers internships to college-age Iowans throughout the year. Spring and fall semester internships last approximately four months. Two summer sessions of six weeks each also are available. In addition, many schools offer course credit for internships. Early application is encouraged, and the selection process is competitive.

For a firsthand account of what it is like to be a Grassley intern, click here.

How do interested Iowa students apply?

Intern applications are available by clicking here, or by visiting Senator Grassley's offices in Cedar Rapids, Council Bluffs, Davenport, Des Moines, Sioux City, and Waterloo. To receive an application by mail, or for additional information, please send a message to Joe Dillon at or call 202-224-3744.

Because of security-related delays in mail delivery to U.S. Senate Office Buildings, all intern applications should be faxed to (202) 224-5136 or emailed to

Application Deadlines

DC Summer Sessions – March 20th, 2020.

Fall and Spring Semester DC internships, as well as all State office internships are reviewed on a rolling basis.

2020 Session Dates

Spring 2020: January 6 – May 22
Summer I 2020: May 26 – July 2
Summer II 2020: July 6 –  August 14
Fall 2020: August – December