Lyric discussion by yoyomac 

Cover art for This Year lyrics by Mountain Goats, The

The Jerusalem reference is to a customary Jewish saying. It is customary to say "Next year in Jerusalem" at the end of Yom Kippur and the Passover Seder. You could call it Zionist, but I think here it's clearly about being delivered away from bondage/exile to a promised land "of milk and honey". That's sure how I felt when I was 17.