Membership of the 111th Congress: A Profile

Jennifer E. Manning
Information Research Specialist

This report presents a profile of the membership of the 111th Congress. Statistical information is included on selected characteristics of Members, including data on party affiliation, average age and length of service, occupation, religious affiliation, gender, ethnicity, foreign births, and military service. 

Currently, in the House of Representatives, there are 259 Democrats (including five Delegates and the Resident Commissioner), 177 Republicans, and five vacant seats. The Senate has 57 Democrats; 2 Independents, who caucus with the Democrats; and 41 Republicans. 

The average age of Members of both Houses of Congress at the beginning of the 111th Congress was 58.2 years; of Members of the House, 57.2 years; and of Senators, 63.1 years. The overwhelming majority of Members have a college education. The dominant professions of Members are public service/politics, business, and law. Protestants collectively constitute the majority religious affiliation of Members. Roman Catholics account for the largest single religious denomination, and numerous other affiliations are represented. 

The average length of service for Representatives at the beginning of the 111th Congress was 11.0 years (5.5 terms); for Senators 12.9 years ( 2.2 terms). 

A record number of 93 women serve in the 111th Congress: 76 in the House, 17 in the Senate. There are 41 African American Members of the House and one in the Senate. This number includes two Delegates. There are 29 Hispanic or Latino Members serving: 28 in the House, including the Resident Commissioner, and one in the Senate. Twelve Members (eight Representatives, two Delegates, and two Senators) are Asian or Native Hawaiian/other Pacific Islander. The only American Indian (Native American) serves in the House. .


Date of Report: March 24, 2010
Number of Pages: 10
Order Number: R40086
Price: $29.95

Document available electronically as a pdf file or in paper form.
To order, e-mail congress@pennyhill.com or call us at 301-253-0881.