Public holidays
1851, USA, Iowa
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1851 | New Year's Day |
| 2 | Wednesday, 12 February 1851 | Lincoln's Birthday |
| 3 | Friday, 30 May 1851 | Memorial Day |
| 4 | Friday, 4 July 1851 | Independence Day |
| 5 | Monday, 1 September 1851 | Labor Day |
| 6 | Thursday, 25 December 1851 | Christmas |