Fun Facts and Stats About Names Dog names, cat names, and humans too: Adoptable Cats in Belleville, Illinois from 490 adoptable Cats in Illinois that need homes Now! data last updated: 03/26/25 - Dig In About 66.7% of all adoptable Cats in Belleville are male while at least 33.3% are female. FEMALEMALE 100.0% of all adoptable Cats areDomestic Short Hair Here are some shelters that could use your support in Belleville, Illinois St. Clair County Animal Adoption Center IL-MO Pug Rescue, NFP Belleville Area Humane Society