Part II of our deep-dive into ZIP Code data for the 1st quarter of 2012 for the Greater DC Area looks at leading ZIP codes according to Median Sale Price trends, including:
	- 
		Most Expensive ZIP Codes by median sale price
 
	- 
		ZIP Codes with Biggest Jump in median sale price (YoY)
 
	- 
		Most Affordable ZIP Codes by median sale price
 
	- 
		ZIP Codes with Biggest Dip in median sale price (YoY)