It costs less to live in Fond du Lac than most places in the country. The 2019 second quarter Cost of Living Index for Fond du Lac County has decreased slightly from first quarter and has remained below the national average. The after-tax cost for a professional/managerial standard of living is 96.0 or 4.0% below the national average. The composite index for the Fond du Lac area is based on six different categories: grocery items, housing, utilities, transportation, health care, and miscellaneous goods and services. Five locations in Wisconsin collected cost of living data in the second quarter of 2019 including Eau Claire, Fond du Lac, Green Bay, Madison, and Wisconsin Rapids-Marshfield. The Green Bay area is the least expensive at 90.7 with Madison the most expensive in the state.