If you're gearing up for a high PSAT score your junior year, then you might choose to take the PSAT as a freshman for practice. Taking the PSAT in 9th grade will help you identify your current scoring level and figure out how you can improve for the future.
As a freshman, you can choose between two tests: the PSAT/NMSQT that 11th graders take or the PSAT 8/9, a version of the test specifically geared toward 8th and 9th graders.
These two tests have comparable but slightly different score ranges. This article will go over the scoring and percentiles of both so you can know what would make a good PSAT/NMSQT or PSAT 8/9 score as a freshman.