This study aimed to improve the Civic Education learning quality through the application of the problem- based learning model at Grade VIII A of SMP Negeri 2 Manisrenggo in semester 1 of the 2014/2015 academic year. This was a classroom action research (CAR) study employing the design by Kemmis & MacTaggart, carried out in three cycles. The action implemented was the application of the problembased learning model in the Civic Education learning. The learning steps included identifying problems, looking for relevant information sources, learning autonomously, investigating and interpreting the collected data, and selecting several alternative problem solutions by taking into account of opinions or information from the collaborator The data were collected through observations, tests, interviews, and field notes. The data were qualitatively analyzed using the technique developed by Miles and Huberman. The results of the study showed that the application of the problem-based learning model was capable to improve the Civic Education learning quality in the aspects of the learning processes and outcomes which were comprehensive (comprising cognitive, affective, and psychomotor aspects).