These dates are based on the traditional Hebraic/Jewish Calendar.

Gregorian 2004 thru 2011 or Hebrew 5764 thru 5771.  All holidays begin at sundown of the preceding day and end at nightfall of the final day of observance.

 

SPRING  FEASTS/ HOLY DAYS, AND PURIM:

Purim
March 07, 2004 (14th of Adar, 5764) 
March 25, 2005 (14th of Adar II, 5765)
March 14, 2006 (14th of Adar, 5766)
March 04, 2007 (14th of Adar, 5767)
March 21, 2008 (14th of Adar, 5768)
March 10, 2009 (14th of Adar, 5769)
February 28, 2010 (14th of Adar, 5770)
Pesach (Passover) sacrifice and Preparation always falls on Nisan 14 (observed either beginning of 14th, or late afternoon) 

Hag HaMatzot (Unleavened Bread)

April 06, 2004 (15th of Nisan, 5764)
April 24, 2005 (15th of Nisan, 5765)
April 13, 2006 (15th of Nisan, 5766)
April 03, 2007 (15th of Nisan, 5767)
April 20, 2008 (15th of Nisan, 5768)
April 09, 2009 (15th of Nisan, 5769)
March 30, 2010 (15th of Nisan, 5770)
April 19, 2011 (15th of Nisan, 5771)
Shavuot (Pentecost)
May 26, 2004 (6th of Sivan, 5764)
June 13, 2005 (6th of Sivan, 5765)
June 02, 2006 (6th of Sivan, 5766)
May 23, 2007 (6th of Sivan, 5767)
June 09, 2008 (6th of Sivan, 5768)
May 29, 2009 (6th of Sivan, 5769)
May 19, 2010 (6th of Sivan, 5770)
June 08, 2011 (6th of Sivan, 5771)

FALL FEASTS/ HOLY DAYS, AND CHANUKAH:

Yom Teruah (Trumpets) -Rosh Hashana
September 27, 2003 (1st of Tishrei, 5764)
September 16, 2004 (1st of Tishrei, 5765)
October 04, 2005 (1st of Tishrei, 5766)
September 23, 2006 (1st of Tishrei, 5767)
September 13, 2007 (1st of Tishrei, 5768)
September 30, 2008 (1st of Tishrei, 5769)
September 19, 2009 (1st of Tishrei, 5770)
September 09, 2010 (1st of Tishrei, 5771)
September 29, 2011 (1st of Tishrei, 5772)
Yom Kippur (Day of Atonement)
October 06, 2003 (10th of Tishrei, 5764)
September 25, 2004 (10th of Tishrei, 5765)
October 13, 2005 (10th of Tishrei, 5766)
October 02, 2006 (10th of Tishrei, 5767)
September 27, 2007 (10th of Tishrei, 5768)
October 09, 2008 (10th of Tishrei, 5769)
September 28, 2009 (10th of Tishrei, 5770)
September 18, 2010 (10th of Tishrei, 5771)
Sukkot (Booths - Tabernacles)
October 11, 2003 (15th of Tishrei, 5764)
September 30, 2004 (15th of Tishrei, 5765)
October 18, 2005 (15th of Tishrei, 5766)
October 07, 2006 (15th of Tishrei, 5767)
September 27, 2007 (15th of Tishrei, 5768)
October 14, 2008 (15th of Tishrei, 5769)
October 03, 2009 (15th of Tishrei, 5770)
September 23, 2010 (15th of Tishrei, 5771)
Chanukah (Hanukkah)
December 19, 2003 (24th of Kislev, 5764)
December 07, 2004 (24th of Kislev, 5765)
December 25, 2005 (24th of Kislev, 5766)
December 15, 2006 (24th of Kislev, 5767)
December 05, 2007 (24th of Kislev, 5768)
December 22, 2008 (24th of Kislev, 5769)
December 12, 2009 (24th of Kislev, 5770)
December 22, 2010 (24th of Kislev, 5771)