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Mercer County
Mercer County, Illinois
At a Glance
Population 15,699
County Seat Mercer County Courthouse
State FIPS 17
County FIPS 131
Num Towns 18
Census-Designated Places 6
Total Town Population 10,762
Census Source Census ACS 5-Year 2022
People & Demographics
Population (official) 15,692
Median Age 44.7
Veterans 1,068
Housing Units 7,311
Uninsured 136
Net Migration (recent) -32
Growing No
Economy & Employment
Total Establishments 269
Total Employees 2,282
Avg Annual Pay $43,706
Median Household Income $67,028
Poverty Rate 8.0%
Unemployment Rate 3.3%
Avg AGI per Return (IRS) $73,339
Federal Spending FY2024 $117,150,063
Federal Spending Per Capita $7,462
Housing & Cost of Living
Median Home Value $131,000
Median Rent $759
FMR Studio $707
FMR 1BR $831
FMR 2BR $1,025
FMR 3BR $1,336
FMR 4BR $1,578
Health & Safety
Hospitals 18
EMS Stations 54
Fire Stations 54
Police Stations 54
Adult Smoking 18.4%
Adult Obesity 36.6%
Overdose Deaths Rate/100k 17.6
Air Quality Good Days N/A
Infrastructure
Electricity Price (¢/kWh) 15.87
Electric Customers 5392477
Towns with Broadband Data 18
Towns with 90%+ Coverage 18
Community
Churches 17
Libraries 18
Historic Places (NRHP) 12
Homeless Population N/A
Schools 132
SNAP Stores 21
Bank Branches 12
Agriculture
Total Farms 20
Land in Farms (acres) 218,697
Avg Farm Size (acres) 10,934.9
Year 2,022
Recent Federal Disaster Declarations (15)
Type Title Date
DR COVID-19 PANDEMIC 2020-03-26
EM COVID-19 2020-03-13
DR SEVERE STORMS AND FLOODING 2019-09-19
DR SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING 2013-05-10
DR SEVERE WINTER STORM AND SNOWSTORM 2011-03-17
DR SEVERE STORMS AND FLOODING 2008-06-24
EM HURRICANE KATRINA EVACUATION 2005-09-07
DR FLOODING 2001-05-09
EM IL-WINTER STORM 1/1/99 1999-01-08
DR SEVERE STORMS & FLOODING 1993-07-09
Detailed Topics
Communities in Mercer County
Data sources: Census ACS, BLS QCEW, IRS SOI, USAspending.gov, County Health Rankings, EPA AQI, HUD FMR, NCES, FEMA, National Register of Historic Places, CDC, EIA.