Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Birchwood Park | Park | 218 | Tazewell | 40 36 22 N | 089 28 14 W |
| Bird Haven Cemetery | Cemetery | 146 | Richland | 38 45 27 N | 088 04 24 W |
| Bird Park | Park | 181 | Kankakee | 41 07 18 N | 087 52 42 W |
| Bird School (historical) | School | 117 | Gallatin | 37 43 06 N | 088 10 53 W |
| Bird School (historical) | School | 148 | Richland | 38 41 13 N | 088 03 24 W |
| Bird School (historical) | School | 245 | Winnebago | 42 20 03 N | 089 14 01 W |
| Bird Slough | Stream | | Pike | 39 44 08 N | 091 20 47 W |
| Bird Slough School (historical) | School | 141 | Pike | 39 43 47 N | 091 19 53 W |
| Bird Slough School (historical) | School | 142 | Pike | 39 43 46 N | 091 19 52 W |
| Birdheaven Park | Park | 189 | Will | 41 31 51 N | 088 00 26 W |
| Birds | Populated Place | 133 | Lawrence | 38 50 13 N | 087 40 04 W |
| Birds | Populated Place | 175 | Will | 41 28 30 N | 088 11 50 W |
| Birds Corners School (historical) | School | 202 | Fulton | 40 36 41 N | 089 55 17 W |
| Birds School (historical) | School | 192 | McDonough | 40 33 27 N | 090 32 32 W |
| Biren School (historical) | School | 134 | Cass | 40 03 09 N | 090 22 50 W |
| Birk Prairie Cemetery | Cemetery | 140 | Edwards | 38 17 44 N | 088 06 01 W |
| Birk Prairie Church (historical) | Church | 141 | Edwards | 38 17 44 N | 088 06 00 W |
| Birk-McRite Quarry | Mine | 150 | Alexander | 37 16 28 N | 089 19 37 W |
| Birkbeck | Populated Place | 227 | De Witt | 40 10 37 N | 088 52 06 W |
| Birkbeck Memorial | Park | 159 | Edwards | 38 22 38 N | 088 03 23 W |
| Birkey Lake | Reservoir | 191 | Tazewell | 40 34 18 N | 089 34 24 W |
| Birkey Lake Dam | Dam | 191 | Tazewell | 40 34 18 N | 089 34 24 W |
| Birkhead School (historical) | School | 159 | Jefferson | 38 08 25 N | 088 47 47 W |
| Birkner | Populated Place | 153 | St. Clair | 38 33 44 N | 090 01 45 W |
| Birkner Cemetery | Cemetery | 131 | Jackson | 37 54 33 N | 089 25 09 W |
| Birks School (historical) | School | 186 | Logan | 39 55 16 N | 089 16 23 W |
| Birmingham | Populated Place | 161 | Schuyler | 40 15 51 N | 090 49 15 W |
| Birney School | School | 182 | Cook | 41 53 01 N | 087 40 20 W |
| Bishop | Populated Place | 150 | Mason | 40 20 45 N | 089 52 29 W |
| Bishop Brent Episcopal Center | Building | 180 | Cook | 41 47 39 N | 087 35 49 W |
| Bishop Cemetery | Cemetery | 161 | Mason | 40 21 01 N | 089 52 43 W |
| Bishop Cemetery | Cemetery | 232 | McLean | 40 35 28 N | 088 53 53 W |
| Bishop Cemetery | Cemetery | 225 | McLean | 40 20 16 N | 088 58 33 W |
| Bishop Cemetery | Cemetery | 274 | McLean | 40 25 15 N | 088 54 10 W |
| Bishop Creek | Stream | | Effingham | 38 56 51 N | 088 32 26 W |
| Bishop Creek Elementary School | School | 171 | Effingham | 39 03 41 N | 088 26 13 W |
| Bishop Dale School (historical) | School | 151 | Greene | 39 28 45 N | 090 31 12 W |
| Bishop G B Pickens Memorial Temple Church of God in Christ | Church | 182 | Cook | 41 47 22 N | 087 38 33 W |
| Bishop Hill | Populated Place | 239 | Henry | 41 12 06 N | 090 07 08 W |
| Bishop Hill Cemetery | Cemetery | 234 | Henry | 41 12 08 N | 090 06 50 W |
| Bishop Hill Historic District | Park | 238 | Henry | 41 12 04 N | 090 07 07 W |
| Bishop Martin McNamara High School | School | 195 | Kankakee | 41 08 05 N | 087 52 10 W |
| Bishop School (historical) | School | 223 | Ford | 40 43 09 N | 088 13 11 W |
| Bishop School (historical) | School | 191 | Fulton | 40 27 37 N | 090 09 45 W |
| Bishop School (historical) | School | 232 | McLean | 40 35 28 N | 088 54 10 W |
| Bishops Lane Retreat House | Locale | 222 | Ogle | 42 11 30 N | 089 11 06 W |
| Bishops Ridge (subdivision) | Populated Place | 252 | Lake | 42 10 45 N | 088 04 06 W |
| Bismarck | Populated Place | 197 | Vermilion | 40 15 50 N | 087 36 29 W |
| Bismarck Elemenatary School | School | 196 | Vermilion | 40 15 52 N | 087 36 35 W |
| Bismarck Post Office | Post Office | 198 | Vermilion | 40 15 49 N | 087 36 28 W |
| Bismarck United Methodist Church | Church | 200 | Vermilion | 40 15 43 N | 087 36 31 W |
| Bismarck-Henning High School | School | 201 | Vermilion | 40 15 46 N | 087 37 03 W |
| Bison Park | Park | 215 | Cook | 42 08 16 N | 087 58 34 W |
| Bissell | Populated Place | 177 | Sangamon | 39 50 46 N | 089 34 54 W |
| Bissell Cemetery | Cemetery | 177 | Sangamon | 39 50 33 N | 089 34 59 W |
| Bissell Lake | Lake | 196 | Monroe | 38 17 44 N | 090 12 09 W |
| Bixby | Populated Place | 124 | St. Clair | 38 29 35 N | 090 13 25 W |
| Bixler Cemetery | Cemetery | 195 | Brown | 39 53 53 N | 090 52 43 W |
| Bixler Park | Park | 180 | Cook | 41 47 30 N | 087 35 34 W |
| Black | Populated Place | 141 | Edwards | 38 28 04 N | 088 06 10 W |
| Black Bottom | Bend | 98 | Massac | 37 05 48 N | 088 31 59 W |
| Black Bottom School (historical) | School | 101 | Massac | 37 05 16 N | 088 30 54 W |
| Black Branch | Stream | | Gallatin | 37 39 39 N | 088 18 04 W |
| Black Branch | Stream | | Gallatin | 37 50 26 N | 088 08 07 W |
| Black Branch | Stream | | Hamilton | 38 11 01 N | 088 31 45 W |
| Black Branch | Stream | | Sangamon | 39 46 54 N | 089 32 32 W |
| Black Cemetery | Cemetery | 191 | Cass | 39 53 49 N | 090 08 51 W |
| Black Cemetery | Cemetery | 164 | Clark | 39 23 21 N | 087 32 02 W |
| Black Cemetery | Cemetery | 132 | Jefferson | 38 15 16 N | 089 00 33 W |
| Black Cemetery | Cemetery | 177 | Marion | 38 41 22 N | 088 59 24 W |
| Black Cemetery | Cemetery | 195 | Schuyler | 40 06 23 N | 090 33 43 W |
| Black College School (historical) | School | 205 | La Salle | 41 09 04 N | 089 08 36 W |
| Black Creek | Stream | | Alexander | 37 08 44 N | 089 21 20 W |
| Black Creek | Stream | | Madison | 38 55 01 N | 090 07 56 W |
| Black Creek | Stream | | Randolph | 38 14 30 N | 089 57 29 W |
| Black Hawk Area Education Center | School | 215 | Rock Island | 41 29 03 N | 090 26 07 W |
| Black Hawk College | School | 235 | Henry | 41 09 59 N | 089 55 53 W |
| Black Hawk College | School | 201 | Rock Island | 41 28 39 N | 090 26 52 W |
| Black Hawk College | School | 174 | Rock Island | 41 31 43 N | 090 24 39 W |
| Black Hawk Elementary School | School | 243 | DuPage | 41 56 12 N | 088 05 03 W |
| Black Hawk Elementary School | School | 183 | Sangamon | 39 46 20 N | 089 39 21 W |
| Black Hawk Forest Nature Preserve | Park | 186 | Rock Island | 41 28 03 N | 090 34 12 W |
| Black Hawk Heliport | Airport | 189 | Henry | 41 27 20 N | 090 10 05 W |
| Black Hawk Junior High School | School | 209 | DuPage | 41 57 04 N | 087 57 09 W |
| Black Hawk Mine (historical) | Mine | 184 | Henry | 41 27 11 N | 090 23 30 W |
| Black Hawk School (historical) | School | 204 | Rock Island | 41 25 47 N | 090 39 10 W |
| Black Hawk State Historical Site | Park | 197 | Rock Island | 41 28 01 N | 090 34 20 W |
| Black Hill School (historical) | School | 115 | Massac | 37 17 40 N | 088 48 09 W |
| Black Lake | Lake | 132 | Calhoun | 39 04 05 N | 090 40 50 W |
| Black Lake | Lake | 103 | Gallatin | 37 44 36 N | 088 05 37 W |
| Black Log School (historical) | School | 186 | Shelby | 39 21 41 N | 088 51 44 W |
| Black Methodist for Church Renewal | Church | 179 | Cook | 41 45 05 N | 087 35 37 W |
| Black Oak Cemetery | Cemetery | 140 | Cass | 39 56 28 N | 090 27 24 W |
| Black Oak Cemetery | Cemetery | 213 | Pike | 39 30 22 N | 090 53 42 W |
| Black Oak Church | Church | 263 | Carroll | 42 00 43 N | 089 56 13 W |
| Black Oak Church | Church | 140 | Cass | 39 56 28 N | 090 27 24 W |
| Black Oak Church | Church | 219 | Pike | 39 30 24 N | 090 53 45 W |
| Black Oak Lake | Reservoir | 260 | Lee | 41 39 31 N | 089 17 27 W |
| Black Oak Lutheran Cemetery | Cemetery | 263 | Carroll | 42 00 44 N | 089 56 14 W |
| Black Oak Picnic Area | Locale | 163 | Marion | 38 42 49 N | 088 45 30 W |
| Black Oak Ridge Cemetery | Cemetery | 183 | Jefferson | 38 19 02 N | 088 46 16 W |
| Black Oak School (historical) | School | 212 | Pike | 39 30 26 N | 090 53 48 W |
| Black Oak School (historical) | School | 209 | Rock Island | 41 25 49 N | 090 40 40 W |
| Black Oak School (historical) | School | 193 | Shelby | 39 18 10 N | 089 00 44 W |
| Black Oak School (historical) | School | 138 | Wayne | 38 24 30 N | 088 17 45 W |
| Black Partridge Cemetery | Cemetery | 147 | Woodford | 40 51 08 N | 089 27 26 W |
| Black Partridge Forest Preserve | Forest | 198 | Cook | 41 40 59 N | 088 01 31 W |
| Black Powder Hollow | Valley | | Alexander | 37 10 15 N | 089 25 59 W |
| Black School | School | 180 | Cook | 41 43 46 N | 087 34 34 W |
| Black School (historical) | School | 132 | Clay | 38 43 49 N | 088 21 19 W |