Welcome to Mercer County, Illinois

Welcome to Mercer County

Mercer County is located along U.S. Highway 67 and State Highways 17 and 94 in the U.S. state of Illinois. The Mississippi River is located along the western border of Mercer County and is part of the Yellowbanks Territory, named by the Sauk and Fox Indians because of the yellow, sandy soil along the riverbank. Named after Revolutionary War hero General Hugh Mercer, Mercer County was chartered in 1835 as part of the old Northwest Territory and the Military Tract. As of 2010, the population was 16,434 a drop of 523 from 2000. The county seat is Aledo. Mercer County is one of the four counties that make up the Davenport-Moline-Rock Island Metropolitan Statistical Area.

View of the Mississippi River in New Boston, IL

Agendas and Minutes for Committee & Board Meetings, as well as public forms and documents are posted on the Documents page.

Law Enforcement Agendas can be found on the Mercer County Sheriff's Office website.

PAY PROPERTY TAXES HERE

Public Act

Per Public Act 97-0609, an amendment to the Open Meetings Act 5ILCS 120/7.3, it is the duty of all Illinois Municipal Fund Employers to post information for each employee having a total compensation package that exceeds $75,000.00 per year. This package is to include salary, health insurance, vacation and sick days granted.

These include:

States Attorney Meeghan Lee , $137,469.84
Public Defender Dan Dalton, $91,500.00

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2017 MERCER COUNTY BUDGET

AVAILABLE HERE

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Public Transportation

ELECTION INFO

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2017 Consolidated Election Canvass HERE

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JOB POSTINGS

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There are no job openings at this time.

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On Monday June 12, 2017, Mary A. McClellan, CCAO, will present to the Mercer County Farmland Review Committee the farmland valuation procedure to be used in that county and the equalized assessed valuations by productivity index to be used for the next assessment year. This will be an open public meeting on the 2018 farmland values proposed by the Department of Revenue and the proposed implementation procedures. The meeting will be at the Mercer County Courthouse, 100 SE 3rd St, Aledo IL 61231, on Monday June 12, 2017 at 9:00 A.M. and the Public Hearing will follow at 9:15 A.M. to receive public comment. (5 ILCS 120/1 to 6) (35 ILCS 200/10-120)