Back مقاطعة روك آيلاند (إلينوي) Arabic Rock Island County, Illinois BAR Рок Айлънд (окръг, Илинойс) Bulgarian রক আইল্যান্ড কাউন্টি, ইলিনয়স BPY Rock Island Gông (Illinois) CDO Рок-Айленд (гуо, Иллинойс) CE Rock Island County CEB Rock Island County, Illinois Welsh Rock Island County German Rock Island County, Illinois English
Rock Island County is a county in the U.S. state of Illinois. In the 2020 census, 144,672 people lived there.[1] The county seat is Rock Island.
- ↑ "QuickFacts: Rock Island County, Illinois". United States Census Bureau. Retrieved August 11, 2023.