Effective property tax rates for all 102 Illinois counties — median real estate taxes paid ÷ median home value, from U.S. Census ACS data — ranked highest to lowest. Lake County has the highest rate at 2.68%; Pulaski County has the lowest at 0.82%.
Data as of July 2026.
| Rank | County | Effective rate | Median annual bill | Median home value |
|---|---|---|---|---|
| 1 | Lake County | 2.68% | $8,743 | $326,600 |
| 2 | DeKalb County | 2.54% | $5,889 | $231,900 |
| 3 | Kendall County | 2.53% | $7,556 | $298,900 |
| 4 | McHenry County | 2.49% | $7,153 | $286,900 |
| 5 | Winnebago County | 2.48% | $3,850 | $155,100 |
| 6 | Stephenson County | 2.46% | $3,140 | $127,500 |
| 7 | Kane County | 2.39% | $7,230 | $303,000 |
| 8 | Will County | 2.35% | $6,993 | $298,000 |
| 9 | Rock Island County | 2.33% | $3,372 | $144,700 |
| 10 | McLean County | 2.27% | $4,503 | $198,300 |
| 11 | Boone County | 2.27% | $4,507 | $198,600 |
| 12 | Peoria County | 2.24% | $3,416 | $152,600 |
| 13 | Kankakee County | 2.22% | $4,125 | $185,700 |
| 14 | Livingston County | 2.18% | $2,867 | $131,500 |
| 15 | Woodford County | 2.18% | $4,224 | $193,800 |
| 16 | McDonough County | 2.16% | $2,238 | $103,500 |
| 17 | LaSalle County | 2.15% | $3,336 | $154,900 |
| 18 | Mason County | 2.15% | $2,277 | $106,100 |
| 19 | Fulton County | 2.13% | $2,186 | $102,500 |
| 20 | Whiteside County | 2.13% | $2,676 | $125,800 |
| 21 | Tazewell County | 2.12% | $3,481 | $164,500 |
| 22 | Macon County | 2.10% | $2,560 | $121,800 |
| 23 | Cass County | 2.10% | $2,007 | $95,500 |
| 24 | DuPage County | 2.09% | $7,833 | $374,100 |
| 25 | St. Clair County | 2.09% | $3,533 | $168,800 |
| 26 | Champaign County | 2.07% | $4,245 | $205,100 |
| 27 | Bureau County | 2.07% | $2,522 | $121,900 |
| 28 | Ford County | 2.07% | $2,443 | $118,100 |
| 29 | Coles County | 2.05% | $2,494 | $121,900 |
| 30 | Carroll County | 2.03% | $2,308 | $113,500 |
| 31 | Ogle County | 2.03% | $3,737 | $184,100 |
| 32 | Grundy County | 2.03% | $5,260 | $259,200 |
| 33 | Marshall County | 1.99% | $2,743 | $137,800 |
| 34 | Cook County | 1.98% | $6,053 | $305,200 |
| 35 | Henry County | 1.98% | $2,877 | $145,300 |
| 36 | Sangamon County | 1.98% | $3,369 | $170,300 |
| 37 | Bond County | 1.96% | $2,612 | $133,100 |
| 38 | Iroquois County | 1.95% | $2,449 | $125,400 |
| 39 | Knox County | 1.95% | $2,044 | $104,900 |
| 40 | Mercer County | 1.95% | $2,710 | $139,300 |
| 41 | Madison County | 1.92% | $3,232 | $167,900 |
| 42 | Lee County | 1.92% | $2,980 | $155,100 |
| 43 | Jackson County | 1.91% | $2,385 | $125,000 |
| 44 | Moultrie County | 1.91% | $2,316 | $121,500 |
| 45 | Jasper County | 1.90% | $2,341 | $122,900 |
| 46 | Warren County | 1.90% | $1,921 | $101,300 |
| 47 | Morgan County | 1.88% | $2,420 | $128,700 |
| 48 | Hancock County | 1.86% | $2,020 | $108,400 |
| 49 | Clinton County | 1.86% | $3,356 | $180,500 |
| 50 | De Witt County | 1.85% | $2,297 | $124,200 |
| 51 | Washington County | 1.85% | $2,766 | $149,800 |
| 52 | Logan County | 1.84% | $2,315 | $125,900 |
| 53 | Schuyler County | 1.83% | $1,940 | $106,200 |
| 54 | Douglas County | 1.81% | $2,586 | $142,600 |
| 55 | Vermilion County | 1.79% | $1,666 | $92,900 |
| 56 | Cumberland County | 1.76% | $2,068 | $117,700 |
| 57 | Piatt County | 1.76% | $3,040 | $173,200 |
| 58 | Jersey County | 1.75% | $2,957 | $168,800 |
| 59 | Jo Daviess County | 1.74% | $3,383 | $193,900 |
| 60 | Montgomery County | 1.72% | $1,758 | $102,200 |
| 61 | Jefferson County | 1.71% | $2,026 | $118,400 |
| 62 | Williamson County | 1.71% | $2,490 | $145,600 |
| 63 | Marion County | 1.71% | $1,709 | $100,100 |
| 64 | Monroe County | 1.70% | $4,523 | $265,600 |
| 65 | Christian County | 1.69% | $1,896 | $112,100 |
| 66 | Clark County | 1.68% | $2,073 | $123,100 |
| 67 | Henderson County | 1.68% | $1,703 | $101,600 |
| 68 | Perry County | 1.66% | $1,744 | $105,200 |
| 69 | Greene County | 1.66% | $1,564 | $94,400 |
| 70 | Alexander County | 1.65% | $966 | $58,700 |
| 71 | Stark County | 1.64% | $1,700 | $103,500 |
| 72 | Menard County | 1.64% | $2,936 | $179,300 |
| 73 | Clay County | 1.62% | $1,523 | $94,300 |
| 74 | Putnam County | 1.59% | $2,668 | $167,800 |
| 75 | Adams County | 1.58% | $2,461 | $155,900 |
| 76 | Macoupin County | 1.58% | $1,990 | $126,100 |
| 77 | Crawford County | 1.56% | $1,769 | $113,700 |
| 78 | Pike County | 1.56% | $1,557 | $100,100 |
| 79 | Saline County | 1.56% | $1,445 | $92,900 |
| 80 | Edgar County | 1.54% | $1,478 | $95,700 |
| 81 | Wayne County | 1.53% | $1,670 | $109,400 |
| 82 | Richland County | 1.52% | $1,618 | $106,600 |
| 83 | Fayette County | 1.52% | $1,740 | $114,700 |
| 84 | Effingham County | 1.51% | $2,713 | $179,800 |
| 85 | Gallatin County | 1.51% | $1,276 | $84,700 |
| 86 | Franklin County | 1.50% | $1,316 | $87,700 |
| 87 | Shelby County | 1.50% | $1,955 | $130,400 |
| 88 | Massac County | 1.50% | $1,769 | $118,000 |
| 89 | Calhoun County | 1.47% | $2,565 | $174,000 |
| 90 | Wabash County | 1.47% | $1,528 | $103,900 |
| 91 | Brown County | 1.47% | $2,090 | $142,200 |
| 92 | Edwards County | 1.47% | $1,429 | $97,500 |
| 93 | Union County | 1.41% | $1,851 | $131,700 |
| 94 | Randolph County | 1.40% | $1,877 | $134,100 |
| 95 | White County | 1.39% | $1,388 | $100,100 |
| 96 | Scott County | 1.38% | $1,406 | $101,700 |
| 97 | Hamilton County | 1.35% | $1,470 | $108,800 |
| 98 | Johnson County | 1.32% | $1,952 | $148,200 |
| 99 | Lawrence County | 1.21% | $1,156 | $95,500 |
| 100 | Hardin County | 1.18% | $1,078 | $91,700 |
| 101 | Pope County | 1.02% | $1,687 | $165,300 |
| 102 | Pulaski County | 0.82% | $668 | $81,000 |
Rates are estimates derived from Census ACS 5-year data, not your actual bill — see the methodology for how they're calculated. A “≥” rate means the county sits at the ACS top-code ceiling, so the real rate may be higher.
Informational only — not legal or tax advice. Exemption rules and amounts are summarized from official statutes and state tax-agency sources as of each program's verified date and can change by legislative session. Dollar figures are estimates derived from Census ACS county tax data, not actual bills. Confirm your eligibility and current amounts with your county assessor before relying on anything here.