National Defense Transportation Day Dates. When is National Defense Transportation Day in US?
National Defense Transportation Day occurs annually in the United States on the third Friday of May. In the table below, you will find when National Defense Transportation Day is officially marked and celebrated in US over a span of 15 years.
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| Year | Day of the Week | Date | Name |
|---|---|---|---|
| 2010 | Friday | May 21 | National Defense Transportation Day |
| 2011 | Friday | May 20 | National Defense Transportation Day |
| 2012 | Friday | May 18 | National Defense Transportation Day |
| 2013 | Friday | May 17 | National Defense Transportation Day |
| 2014 | Friday | May 16 | National Defense Transportation Day |
| 2015 | Friday | May 15 | National Defense Transportation Day |
| 2016 | Friday | May 20 | National Defense Transportation Day |
| 2017 | Friday | May 19 | National Defense Transportation Day |
| 2018 | Friday | May 18 | National Defense Transportation Day |
| 2019 | Friday | May 17 | National Defense Transportation Day |
| 2020 | Friday | May 15 | National Defense Transportation Day |
| 2021 | Friday | May 21 | National Defense Transportation Day |
| 2022 | Friday | May 20 | National Defense Transportation Day |
| 2023 | Friday | May 19 | National Defense Transportation Day |
| 2024 | Friday | May 17 | National Defense Transportation Day |
| 2025 | Friday | May 16 | National Defense Transportation Day |
These dates may be modified as official changes are announced, so please check back regularly for updates or sign up for our newsletter to receive regular updates. All updates are automatically added to our API as well.
Our team of holiday editors are continuously monitoring for changes from government agencies and local authorities to this data to ensure we're providing the most accurate information possible. If you happen to notice an error, please get in touch.