Graduation, Transfer-out, and Retention Rate Trends at Nashville Auto-Diesel

Graduation Rate Changes

The average graduation rate of the last 11 years is 59.80% where the current academic year rate is 67%.

The following table and chart show the changes of graduation rate at Nashville Auto-Diesel College over the past 10 years (2015-2025).

• Trends Table
• Interactive Chart
• Downloadable Chart

Year	Total	Men	Women
2015-16	65%	65%	72%
2016-17	62%	62%	59%
2017-18	58%	58%	67%
2018-19	59%	59%	52%
2019-20	57%	58%	35%
2020-21	60%	60%	55%
2021-22	53%	53%	56%
2022-23	54%	54%	54%
2023-24	63%	64%	61%
2024-25	67%	68%	54%
Average	59.80%	60.10%	56.50%

Retention Rate Changes

The average retention rate of the last 11 years is 69.40% (all full-time students).

The following table shows the changes of retention rate at Nashville Auto-Diesel from 2015 to 2025.

• Trends Table
• Interactive Chart

Student to Faculty Ratio Changes

The average student to faculty ratio over the last 11 years is 25.20 to 1 where the current academic year ratio is 25 to 1. The following table and chart illustrate the change of student to faculty ratio at Nashville Auto-Diesel College since 2025.

• Trends Table
• Interactive Chart