Baseball drew the most bets during the month, with consumers wagering $84.6m, while a further $36.4m was spent on basketball betting and $886,991 on soccer. Some $64.4m was attributed to parlay betting and $68.9m other sports.
In terms of taxable adjusted gross revenue from sports betting, this reached $15.8m in June, down 37.8% from $25.4m in June last year and also 48.5% lower than $30.7m in May this year.
FanDuel partner Blue Chip Casino remained the market leaders with $5.5m in revenue from $79.7m in bets, ahead of DraftKings-partnered Ameristar Casino with $3.5m in revenue and a handle of $72.6m.
Belterra Casino and its FanDuel-operated sportsbook followed with revenue of $3.2m off a handle of $33.9m.
The IGC also said the state was able to collect $1.5m in sports betting tax during the month.