* Bachelor's degree: Typically takes 4 years of full-time study.
* Associate's degree: Typically takes 2 years of full-time study.
* Master's degree: Typically takes 1-2 years of full-time study, sometimes longer depending on the program.
* Doctoral degree (PhD): Typically takes 4-7 years or more of full-time study.
These are just general guidelines. The actual time can vary significantly.