Ruby-throated Hummingbird Arrival & Departure Dates – Essex, MA
| Year | Arrival Date | Last Seen |
| 2017 | ||
| 2016 | April 27 | October 06 |
| 2015 | April 27 | Sept 23 |
| 2014 | May 03 | Sept 24 |
| 2013 | May 10 | Sept. 15 |
| 2012 | May 05 | Sept. 16 |
| 2011 | April 27 | Sept. 11 |
| 2010 | May 06 | Sept 26 |
| 2009 | May 03 | Sept. 23 |
| 2008 | May 05 | Sept. 23 |
| 2007 | April 30 | Sept. 20 |
| 2006 | May 05 | Sept. 24 |
| 2005 | May 03 | Sept. 15 |
| 2004 | May 08 | Sept. 08 |
| 2003 | May 04 | Sept. 06 |
| 2002 | May 14 | ——- |
| 2001 | May 06 | Sept. 01 |
| 2000 | May 06 | Aug. 27 |