Public holidays
1980, USA, Texas
| # | Date | Public holiday |
|---|---|---|
| 1 | Tuesday, 1 January 1980 | New Year's Day |
| 2 | Monday, 21 January 1980 | Martin Luther King Day |
| 3 | Monday, 18 February 1980 | Washington's Birthday |
| 4 | Monday, 31 March 1980 | Seward's Day/César Chávez Day |
| 5 | Friday, 4 April 1980 | Good Friday |
| 6 | Monday, 28 April 1980 | Confederate Memorial Day |
| 7 | Monday, 26 May 1980 | Memorial Day |
| 8 | Thursday, 19 June 1980 | Juneteenth National Independence Day |
| 9 | Friday, 4 July 1980 | Independence Day |
| 10 | Wednesday, 27 August 1980 | Lyndon Baines Johnson Day |
| 11 | Monday, 1 September 1980 | Labor Day |
| 12 | Tuesday, 11 November 1980 | Veterans Day |
| 13 | Thursday, 27 November 1980 | Thanksgiving |
| 14 | Friday, 28 November 1980 | Black Friday |
| 15 | Wednesday, 24 December 1980 | Christmas Eve |
| 16 | Thursday, 25 December 1980 | Christmas |
| 17 | Friday, 26 December 1980 | December 26 |