The concept of “Learning City” was promotion since 1999 in Europe, and extended to Australia, Asia and South America countries quickly. It seems to form a new lifelong learning movement. However, it is concern minimal in the United States or North America. In this study, the method of case study was used to explore the lifelong learning in Harrisburg, Pennsylvania. The data collection of promotion of city lifelong learning was through document analysis and interviews. There are two purposes in this study: (1) to understand the situation of city learning and the operational strategies of Harrisburg; (2) to analysis the situation of learning partner organizations and operational strategies at Harrisburg. The results showed that: The main concept of Learning City is to provide lifelong learning and not have any plans to advocate or promote the concept of learning city. The municipal government to promote the organization to develop incentives for disadvantaged groups to apply for secondary school education, immigration second language learning and the reemployment training for unemployed, and support the grand funds to these partner organization. Learning partner organizations according to the learning needs to design the learning program for city residents, and supply customized learning program for individual learners and units, and use learning to empower residents’ competitiveness for their citizen camped and independent actions.