Cd'A Metro likely to remain separate from the Spokane Metro---
According to an article in the Kootenai Metropolitan Planning Organization's April newsletter, officials from the U.S. Census Bureau have predicted that the agency is "likely to continue looking at the region as two separate metro areas..."
Link:
http://www.kmpo.net/Data_Publication...etter_2011.pdf
If this happens, this means that Cd'A will remain Idaho's second largest metro area (regardless of what happens with the metro designation, Kootenai County is the most populous county outside of the Boise Metro area).
*Any possible changes to metro area definitions might still occur though after the Office of Management and Budget updates its standards for metro areas in 2014.