Workforce Investment Improvement Act of 2011

Workforce Investment Improvement Act of 2011 - Amends the Workforce Investment Act of 1998 (WIA) to revise requirements and reauthorize appropriations for: (1) WIA title I, workforce investment systems for job training and employment services; and (2) WIA title II, adult education and family literacy education programs.

Revises and reauthorizes workforce investment systems with respect to: (1) state and local planning, allocation, work force investment board membership, and performance accountability; (2) one-stop centers; (3) consolidated funding for adult program activities, including job training, dislocated worker retraining, the employment service system, and reemployment grants; (4) training programs for both out-of-school and in-school youth, including challenge grants; and (5) national job training programs, including the Job Corps and programs for Native Americans, migrant and seasonal farmworkers, and veterans.

Requires the Employment and Training Administration of the Department of Labor to be the principal agency to administer WIA title I workforce investment systems for job training and employment services and title III (Job Corps).

Exempts religious organizations, with respect to their employment of individuals of a particular religion, from WIA nondiscrimination requirements.

Prescribes requirements for the approval of state Workforce Innovation in Regional Economic Development (WIRED) plans for the carrying out of certain workforce development activities.

Repeals Wagner-Peyser Act provisions relating to the U.S. Employment Service. Directs the Secretary of Labor to oversee the development, maintenance, and continuous improvement of a nationwide workforce and labor market information system.

Revises requirements and reauthorizes appropriations for: (1) vocational rehabilitation services under the Rehabilitation Act of 1973; and (2) the Helen Keller National Center Act.