Home Newslist Newslist Animal Control Donation Information Monetary donations may be mailed to Mercer County Animal Control, PO Box 188, Aledo, IL 61231.You may also make monetary donations online through PayPal. Deputy Positions The Merit Commission is seeking applicants for Deputy positions. The deadline for applying is October 7, 2022. If interested, click on qualifications for more information. Online - you may also pay your taxes by clicking PAY PROPERTY TAXES HERE . A third party handling fee will apply. Please print your receipt.