Illinois · United States
ZIP codes by county — Illinois
102 counties
| County | FIPS | Population | Median household income |
|---|---|---|---|
| Adams County | 17001 | 65,166 | $64,962 |
| Alexander County | 17003 | 5,042 | $43,523 |
| Bond County | 17005 | 16,627 | $61,603 |
| Boone County | 17007 | 53,316 | $81,638 |
| Brown County | 17009 | 6,320 | $72,288 |
| Bureau County | 17011 | 33,027 | $65,894 |
| Calhoun County | 17013 | 4,406 | $92,095 |
| Carroll County | 17015 | 15,621 | $60,871 |
| Cass County | 17017 | 12,826 | $64,907 |
| Champaign County | 17019 | 206,098 | $63,091 |
| Christian County | 17021 | 33,684 | $59,253 |
| Clark County | 17023 | 15,328 | $70,625 |
| Clay County | 17025 | 13,173 | $57,266 |
| Clinton County | 17027 | 36,899 | $82,314 |
| Coles County | 17029 | 46,689 | $56,040 |
| Cook County | 17031 | 5,185,812 | $81,797 |
| Crawford County | 17033 | 18,588 | $67,614 |
| Cumberland County | 17035 | 10,378 | $69,826 |
| De Witt County | 17039 | 15,461 | $64,802 |
| DeKalb County | 17037 | 100,512 | $69,022 |
| Douglas County | 17041 | 19,686 | $74,186 |
| DuPage County | 17043 | 927,263 | $110,502 |
| Edgar County | 17045 | 16,637 | $56,909 |
| Edwards County | 17047 | 6,118 | $59,386 |
| Effingham County | 17049 | 34,505 | $75,380 |
| Fayette County | 17051 | 21,380 | $57,113 |
| Ford County | 17053 | 13,396 | $60,782 |
| Franklin County | 17055 | 37,541 | $53,471 |
| Fulton County | 17057 | 33,259 | $58,617 |
| Gallatin County | 17059 | 4,857 | $54,626 |
| Greene County | 17061 | 11,837 | $60,976 |
| Grundy County | 17063 | 52,920 | $93,060 |
| Hamilton County | 17065 | 7,972 | $61,520 |
| Hancock County | 17067 | 17,434 | $65,044 |
| Hardin County | 17069 | 3,623 | $57,155 |
| Henderson County | 17071 | 6,284 | $65,651 |
| Henry County | 17073 | 48,948 | $69,912 |
| Iroquois County | 17075 | 26,746 | $62,439 |
| Jackson County | 17077 | 52,706 | $45,572 |
| Jasper County | 17079 | 9,233 | $71,094 |
| Jefferson County | 17081 | 36,808 | $61,102 |
| Jersey County | 17083 | 21,336 | $79,104 |
| Jo Daviess County | 17085 | 21,918 | $74,954 |
| Johnson County | 17087 | 13,350 | $65,203 |
| Kane County | 17089 | 516,097 | $100,678 |
| Kankakee County | 17091 | 106,833 | $68,325 |
| Kendall County | 17093 | 135,053 | $110,474 |
| Knox County | 17095 | 49,294 | $53,291 |
| Lake County | 17097 | 711,885 | $108,917 |
| LaSalle County | 17099 | 109,049 | $72,281 |
| Lawrence County | 17101 | 15,137 | $53,438 |
| Lee County | 17103 | 34,058 | $68,459 |
| Livingston County | 17105 | 35,659 | $70,796 |
| Logan County | 17107 | 27,870 | $64,188 |
| Macon County | 17115 | 102,591 | $62,449 |
| Macoupin County | 17117 | 44,566 | $68,518 |
| Madison County | 17119 | 264,631 | $74,800 |
| Marion County | 17121 | 37,294 | $60,839 |
| Marshall County | 17123 | 11,715 | $69,818 |
| Mason County | 17125 | 12,878 | $62,127 |
| Massac County | 17127 | 13,958 | $62,584 |
| McDonough County | 17109 | 27,102 | $50,434 |
| McHenry County | 17111 | 311,366 | $102,836 |
| McLean County | 17113 | 170,882 | $78,329 |
| Menard County | 17129 | 12,169 | $81,334 |
| Mercer County | 17131 | 15,619 | $71,710 |
| Monroe County | 17133 | 34,969 | $101,635 |
| Montgomery County | 17135 | 28,078 | $61,863 |
| Morgan County | 17137 | 32,621 | $65,175 |
| Moultrie County | 17139 | 14,469 | $71,676 |
| Ogle County | 17141 | 51,536 | $79,244 |
| Peoria County | 17143 | 179,831 | $64,938 |
| Perry County | 17145 | 20,810 | $59,286 |
| Piatt County | 17147 | 16,702 | $87,516 |
| Pike County | 17149 | 14,625 | $58,029 |
| Pope County | 17151 | 3,757 | $62,500 |
| Pulaski County | 17153 | 5,074 | $43,227 |
| Putnam County | 17155 | 5,600 | $77,526 |
| Randolph County | 17157 | 30,142 | $68,870 |
| Richland County | 17159 | 15,675 | $60,404 |
| Rock Island County | 17161 | 142,995 | $66,768 |
| Saline County | 17165 | 23,387 | $54,945 |
| Sangamon County | 17167 | 195,217 | $74,114 |
| Schuyler County | 17169 | 6,826 | $66,059 |
| Scott County | 17171 | 4,847 | $73,013 |
| Shelby County | 17173 | 20,867 | $68,457 |
| St. Clair County | 17163 | 254,777 | $70,178 |
| Stark County | 17175 | 5,324 | $62,284 |
| Stephenson County | 17177 | 44,042 | $61,943 |
| Tazewell County | 17179 | 130,555 | $76,704 |
| Union County | 17181 | 16,972 | $56,420 |
| Vermilion County | 17183 | 73,179 | $54,537 |
| Wabash County | 17185 | 11,199 | $53,650 |
| Warren County | 17187 | 16,576 | $64,650 |
| Washington County | 17189 | 13,682 | $75,652 |
| Wayne County | 17191 | 15,994 | $53,107 |
| White County | 17193 | 13,708 | $53,097 |
| Whiteside County | 17195 | 55,192 | $64,536 |
| Will County | 17197 | 698,450 | $107,799 |
| Williamson County | 17199 | 66,902 | $65,521 |
| Winnebago County | 17201 | 283,289 | $64,363 |
| Woodford County | 17203 | 38,348 | $85,629 |
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties. Sources: U.S. Census Bureau.