Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| White Pigeon | Populated Place | 225 | Whiteside | 41 53 25 N | 089 53 28 W |
| White Pigeon School (historical) | School | 256 | Boone | 42 18 19 N | 088 55 10 W |
| White Pilgrim School (historical) | School | 210 | Morgan | 39 32 11 N | 089 55 31 W |
| White Pine Ditch Reservoir | Reservoir | 206 | Cook | 42 08 36 N | 087 57 24 W |
| White Pine Ditch Reservoir Dam | Dam | 206 | Cook | 42 08 36 N | 087 57 24 W |
| White Pine School (historical) | School | 159 | Clay | 38 41 34 N | 088 41 10 W |
| White Pine School (historical) | School | 161 | Wabash | 38 33 55 N | 087 49 23 W |
| White Pines Country Club | Locale | 208 | DuPage | 41 56 38 N | 087 57 11 W |
| White Pines Forest Nature Preserve | Park | 240 | Ogle | 41 59 44 N | 089 27 39 W |
| White Pines Forest State Park | Park | 220 | Ogle | 41 59 44 N | 089 28 07 W |
| White Place Historic District | Park | 244 | McLean | 40 29 25 N | 088 59 04 W |
| White Plains Shopping Center | Locale | 206 | Cook | 42 08 13 N | 087 51 23 W |
| White Prairie School (historical) | School | 147 | Hancock | 40 16 23 N | 091 27 13 W |
| White Rock | Populated Place | 250 | Ogle | 42 02 11 N | 089 08 02 W |
| White Rock Cemetery | Cemetery | 266 | Ogle | 42 01 17 N | 089 06 56 W |
| White Rock Center | Locale | 269 | Ogle | 42 01 15 N | 089 06 51 W |
| White Rock Creek | Stream | | Madison | 38 55 54 N | 089 52 42 W |
| White Rose School (historical) | School | 165 | Jersey | 39 09 34 N | 090 19 55 W |
| White School | School | 186 | Cook | 41 40 21 N | 087 38 58 W |
| White School | School | 207 | Macon | 39 55 07 N | 088 52 31 W |
| White School (historical) | School | 205 | Bureau | 41 30 02 N | 089 40 53 W |
| White School (historical) | School | 172 | Effingham | 39 01 32 N | 088 35 47 W |
| White School (historical) | School | 240 | Ford | 40 28 25 N | 088 03 35 W |
| White School (historical) | School | 159 | Greene | 39 11 36 N | 090 19 57 W |
| White School (historical) | School | 143 | Hamilton | 38 03 09 N | 088 34 36 W |
| White School (historical) | School | 206 | Iroquois | 40 35 48 N | 087 40 34 W |
| White School (historical) | School | 183 | Jersey | 39 05 12 N | 090 15 30 W |
| White School (historical) | School | 232 | Kane | 41 48 29 N | 088 31 40 W |
| White School (historical) | School | 219 | Knox | 40 50 42 N | 090 18 00 W |
| White School (historical) | School | 234 | Knox | 41 08 17 N | 090 16 03 W |
| White School (historical) | School | 190 | La Salle | 41 22 58 N | 088 52 25 W |
| White School (historical) | School | 139 | Lawrence | 38 35 05 N | 087 51 53 W |
| White School (historical) | School | 154 | Mason | 40 19 55 N | 089 46 58 W |
| White School (historical) | School | 194 | Montgomery | 39 24 50 N | 089 38 49 W |
| White School (historical) | School | 211 | Moultrie | 39 40 51 N | 088 43 07 W |
| White School (historical) | School | 210 | Moultrie | 39 42 38 N | 088 33 59 W |
| White School (historical) | School | 227 | Peoria | 40 39 57 N | 089 56 49 W |
| White School (historical) | School | 259 | Pike | 39 40 50 N | 090 53 45 W |
| White School (historical) | School | 172 | St. Clair | 38 28 25 N | 090 03 17 W |
| White School (historical) | School | 167 | Washington | 38 23 15 N | 089 13 59 W |
| White School (historical) | School | 126 | White | 38 14 20 N | 088 17 21 W |
| White School (historical) | School | 126 | White | 38 04 58 N | 088 12 21 W |
| White School (historical) | School | 190 | Will | 41 41 30 N | 088 10 02 W |
| White School (historical) | School | 272 | Winnebago | 42 28 20 N | 088 57 38 W |
| White School (historical) | School | 269 | Winnebago | 42 13 19 N | 089 16 13 W |
| White Settlement School (historical) | School | 215 | Montgomery | 39 17 26 N | 089 13 26 W |
| White Sulphur School (historical) | School | 186 | Schuyler | 40 11 27 N | 090 39 09 W |
| White Sulphur Spring | Spring | 198 | Lake | 42 16 37 N | 087 56 22 W |
| White Swan Church | Church | 162 | Jefferson | 38 22 47 N | 089 07 39 W |
| White Swan Elementary School | School | 257 | Winnebago | 42 15 47 N | 088 58 09 W |
| White Swan School (historical) | School | 159 | Jefferson | 38 22 23 N | 089 07 38 W |
| White Temple School (historical) | School | 238 | Lee | 41 49 18 N | 089 26 54 W |
| White Walnut Creek | Stream | | Perry | 38 06 18 N | 089 21 33 W |
| White Walnut School (historical) | School | 140 | Perry | 38 07 37 N | 089 19 45 W |
| White Willow (historical) | Populated Place | 181 | Kendall | 41 28 29 N | 088 23 05 W |
| White Willow School (historical) | School | 181 | Kendall | 41 28 30 N | 088 23 05 W |
| Whitefield | Populated Place | 216 | Bureau | 41 08 55 N | 089 30 17 W |
| Whitefield Town Hall | Building | 199 | Marshall | 41 06 43 N | 089 28 34 W |
| Whitegate Park | Park | 211 | Lake | 42 12 24 N | 087 54 25 W |
| Whitehall Church (historical) | Church | 190 | Cumberland | 39 16 43 N | 088 23 15 W |
| Whitehall School (historical) | School | 192 | Cumberland | 39 16 19 N | 088 22 41 W |
| Whitehead Cemetery | Cemetery | 191 | La Salle | 41 30 55 N | 088 40 45 W |
| Whitehead School | School | 242 | Winnebago | 42 14 31 N | 089 02 51 W |
| Whitehouse Lake | Lake | 160 | Henderson | 40 53 52 N | 090 58 12 W |
| Whitelaw Avenue Bapitst Church | Church | 134 | Madison | 38 52 22 N | 090 05 52 W |
| Whiteoak | Populated Place | 155 | St. Clair | 38 13 41 N | 089 43 34 W |
| Whiteoak Creek | Stream | | Adams | 40 07 34 N | 091 23 16 W |
| Whiteoak Grove School (historical) | School | 190 | Fulton | 40 30 25 N | 090 15 50 W |
| Whiteoak Grove School (historical) | School | 175 | Morgan | 39 50 20 N | 090 18 01 W |
| Whiteoak School (historical) | School | 191 | Adams | 39 53 23 N | 091 17 16 W |
| Whiteoak School (historical) | School | 208 | Brown | 39 57 05 N | 090 46 45 W |
| Whiteoak School (historical) | School | 183 | Cumberland | 39 16 21 N | 088 18 15 W |
| Whiteoak School (historical) | School | 146 | Franklin | 38 06 44 N | 089 05 48 W |
| Whiteoak School (historical) | School | 154 | Greene | 39 15 15 N | 090 19 41 W |
| Whiteoak School (historical) | School | 147 | Jefferson | 38 08 19 N | 089 04 04 W |
| Whiteoak School (historical) | School | 147 | Jefferson | 38 25 58 N | 088 47 36 W |
| Whiteoak School (historical) | School | 157 | Lawrence | 38 37 42 N | 087 50 48 W |
| Whiteoak School (historical) | School | 211 | Lee | 41 51 00 N | 089 27 18 W |
| Whiteoak School (historical) | School | 180 | Marion | 38 29 23 N | 088 58 46 W |
| Whiteoak School (historical) | School | 197 | Schuyler | 40 06 32 N | 090 31 07 W |
| Whiteoak School (historical) | School | 208 | Schuyler | 40 11 42 N | 090 41 17 W |
| Whiteoak School (historical) | School | 143 | St. Clair | 38 14 16 N | 089 43 22 W |
| Whiteoak School (historical) | School | 181 | Williamson | 37 36 43 N | 088 54 25 W |
| Whites Ferry (historical) | Crossing | 147 | Fulton | 40 31 54 N | 090 18 39 W |
| Whites Grove School (historical) | School | 214 | Peoria | 40 56 45 N | 089 51 07 W |
| Whites Pond | Reservoir | 194 | Macoupin | 39 24 00 N | 089 52 12 W |
| Whites Pond Dam | Dam | 194 | Macoupin | 39 24 00 N | 089 52 12 W |
| Whites School (historical) | School | 141 | Clinton | 38 37 59 N | 089 16 16 W |
| Whites School (historical) | School | 143 | Edwards | 38 34 10 N | 087 58 52 W |
| Whiteside Branch | Stream | | Pope | 37 27 20 N | 088 37 43 W |
| Whiteside Cemetery | Cemetery | 138 | Johnson | 37 27 32 N | 088 50 06 W |
| Whiteside Cemetery | Cemetery | 153 | Pope | 37 28 10 N | 088 36 02 W |
| Whiteside Cemetery | Cemetery | 176 | St. Clair | 38 32 22 N | 089 57 08 W |
| Whiteside County | Civil | 203 | Whiteside | 41 45 02 N | 089 55 00 W |
| Whiteside County Airport | Airport | 195 | Whiteside | 41 44 38 N | 089 40 24 W |
| Whiteside County Courthouse | Building | 211 | Whiteside | 41 48 38 N | 089 57 50 W |
| Whiteside County Fair Grounds | Park | 194 | Whiteside | 41 48 08 N | 089 58 19 W |
| Whiteside Park | Park | 174 | Greene | 39 26 10 N | 090 24 09 W |
| Whiteside School | School | 174 | St. Clair | 38 32 22 N | 089 57 13 W |
| Whiteside School (historical) | School | 159 | Johnson | 37 27 23 N | 088 49 57 W |
| Whitesville (historical) | Populated Place | 115 | Saline | 37 40 52 N | 088 27 50 W |
| Whitetail Prairie Day Use Area | Locale | 237 | McHenry | 42 19 26 N | 088 12 58 W |
| Whitfield Cemetery | Cemetery | 195 | Moultrie | 39 30 02 N | 088 34 21 W |
| Whitfield Lake | Reservoir | 188 | Macoupin | 39 10 00 N | 089 08 30 W |
| Whitfield Lake Dam | Dam | 188 | Macoupin | 39 10 00 N | 089 08 30 W |
| Whitfield School (historical) | School | 200 | Moultrie | 39 30 06 N | 088 33 57 W |
| Whiting Family Cemetery | Cemetery | 140 | White | 38 07 56 N | 088 01 42 W |
| Whitlatch School (historical) | School | 198 | Shelby | 39 22 15 N | 088 39 59 W |
| Whitley Cemetery | Cemetery | 188 | Macon | 39 48 16 N | 089 06 04 W |
| Whitley Creek | Stream | | Moultrie | 39 31 48 N | 088 35 53 W |