The 5 largest ethnic groups in Spring Green, WI are White (Non-Hispanic) (93.9%), Asian (Non-Hispanic) (3.67%), Two+ (Non-Hispanic) (1.93%), American Indian & Alaska Native (Non-Hispanic) (0.4%), and Black or African American (Non-Hispanic) (0.133%).
None of the households in Spring Green, WI reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.