Henry County libraries will be closed on the following days in 2020:
| Wednesday, January 1 | New Year’s Day |
| Saturday, January 18 | PINES Upgrade (Cochran only) |
| Sunday, January 19 | PINES Upgrade (McDonough only) |
| Monday, January 20 | Martin Luther King, Jr Day |
| Monday, February 17 | Presidents' Day |
| Sunday, April 12 | Easter (McDonough only) |
| Friday, April 17 | Staff Training Day |
| Sunday, May 10 | Mother's Day (McDonough only) |
| Saturday, May 23 | Memorial Day weekend (Cochran only) |
| Sunday, May 24 | Memorial Day weekend (McDonough only) |
| Monday, May 25 | Memorial Day |
| Sunday, June 21 | Father's Day (McDonough only) |
| Saturday, July 4 | Independence Day (Cochran only) |
| Saturday, September 5 | Labor Day weekend (Cochran only) |
| Sunday, September 6 | Labor Day weekend (McDonough only) |
| Monday, September 7 | Labor Day |
| Monday, October 12 | Staff Training Day |
| Wednesday, November 11 | Veterans’ Day |
| Wednesday, November 25 | Thanksgiving holiday |
| Thursday, November 26 | Thanksgiving Day |
| Friday, November 27 | Thanksgiving holiday |
| Saturday, November 28 | Thanksgiving holiday (Cochran only) |
| Sunday, November 29 | Thanksgiving holiday (McDonough only) |
| Thursday, December 24 | Christmas Eve |
| Friday, December 25 | Christmas Day |
| Saturday, December 26 | Christmas holiday (Cochran only) |
| Sunday, December 27 | Christmas holiday (McDonough only) |
| Thursday, December 31 | Close at 5 PM - New Year's Eve |
Henry County libraries will be closed on the following days in 2021:
| Friday, January 1 | New Year’s Day |
| Saturday, January 16 | PINES Upgrade (Cochran only) |
| Sunday, January 17 | PINES Upgrade (McDonough only) |
| Monday, January 18 | Martin Luther King, Jr Day |
| Monday, February 15 | Presidents' Day |
| Sunday, April 4 | Easter (McDonough only) |
| Friday, April 16 | Staff Training Day |
| Sunday, May 9 | Mother's Day (McDonough only) |
| Saturday, May 29 | Memorial Day weekend (Cochran only) |
| Sunday, May 30 | Memorial Day weekend (McDonough only) |
| Monday, May 31 | Memorial Day |
| Sunday, June 20 | Father's Day (McDonough only) |
| Sunday, July 4 | Independence Day (McDonough only) |
| Monday, July 5 | Independence Day Observed |
| Saturday, September 4 | Labor Day weekend (Cochran only) |
| Sunday, September 5 | Labor Day weekend (McDonough only) |
| Monday, September 6 | Labor Day |
| Friday, October 15 | Staff Training Day |
| Thursday, November 11 | Veterans’ Day |
| Wednesday, November 24 | Thanksgiving holiday |
| Thursday, November 25 | Thanksgiving Day |
| Friday, November 26 | Thanksgiving holiday |
| Saturday, November 27 | Thanksgiving holiday (Cochran only) |
| Sunday, November 28 | Thanksgiving holiday (McDonough only) |
| Friday, December 24 | Christmas Eve |
| Saturday, December 25 | Christmas Day (Cochran Only) |
| Sunday, December 26 | Christmas holiday (McDonough only) |
| Friday, December 31 | Close at 5 PM - New Year's Eve |