Here are some property tax numbers expressed as dollars per $100 of assessed valuation. The DeKalb County averages come from this state site, the city’s from my own tax bills.
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Other 2009 Property Tax Rate Averages
Statewide — 6.43
Cook County — 5.89
Collar Counties — 6.47
Rest of State — 7.71
Highest: Alexander County — 11.38
Lowest: DuPage County — 5.58
[Added 10/19] Aggregate Property Tax Rate, 2009, City of Sycamore — 7.78