Each quarter the City of Eau Claire's Economic Development Division conducts the Cost of Living Index report. We have the results for the 2014 Annual Average and we are proud to announce that the Eau Claire Metro area has the lowest cost of living index of the metro areas in the State! Eau Claire's Cost of Living Index for 2014 was 93.3. Comparatively, Madison's Metro area had a cost of living index of 107 and Green Bay's Metro area had a cost of living of index of 93.5.