目前，美国大学的政治学专业大致分为以下五类：
1.美国政治学（U.S. Politics and Policy Processes）: Political communication and mass behavior, political institutions and organizations, political economy and public policy, law and politics.
2.比较政治学（Comparative Politics and Comparative Political Economy）：Advanced capitalist democracies, development, democratization, political institutions, race and ethnicity, regional and cross-regional studies and politics
3.国际政治学（International Relations）：foreign policy, international organization, international political economy, international relations theory, world systems.
4.政治学方法论（Methods）: Probability and statistics, linear models, advanced econometrics, game theory, social choice.
5.政治学理论（Political Theory）: History of political thought, contemporary political thought, normative theory, new democratic theory, feminist theory, continental thought, ancient political thought, culture and politics，Political philosophy and so on.