what is saline?
Sponsored Topics. Saline ( /sÉliËn/) is a city in Washtenaw County in the U.S. state of Michigan. As of the 2010 census, the city population was 8,810. The city is popular for its annual Celtic Festival, which attracts people from all over the United States and its sister cities Brecon, Wales(established 1966) and Lindenberg, Germany (established 2003).