Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| East Science School (historical) | School | 210 | Whiteside | 41 49 51 N | 089 39 56 W |
| East Seminary School (historical) | School | 137 | Clay | 38 37 58 N | 088 25 44 W |
| East Seventyfirst Street Building | Building | 179 | Cook | 41 45 49 N | 087 34 37 W |
| East Side | Populated Place | 183 | Cook | 41 42 44 N | 087 31 55 W |
| East Side Baptist Church | Church | 178 | Cook | 41 42 02 N | 087 32 19 W |
| East Side Bible Church | Church | 179 | Cook | 41 42 14 N | 087 32 21 W |
| East Side Church of the Nazarene | Church | 221 | Coles | 39 29 15 N | 088 22 11 W |
| East Side Elementary School | School | 141 | Hamilton | 38 05 21 N | 088 31 50 W |
| East Side Grade School | School | 183 | Effingham | 39 07 24 N | 088 32 20 W |
| East Side Grade School | School | 122 | Saline | 37 44 12 N | 088 32 12 W |
| East Side Health Clinic | Hospital | 126 | St. Clair | 38 37 09 N | 090 07 56 W |
| East Side Park | Park | 147 | La Salle | 41 20 50 N | 088 49 56 W |
| East Side Public School (historical) | School | 205 | Douglas | 39 41 10 N | 088 17 57 W |
| East Side United Methodist Church | Church | 178 | Cook | 41 41 42 N | 087 32 10 W |
| East Spafford Branch | Stream | | Stephenson | 42 29 44 N | 089 53 54 W |
| East Springfield | Populated Place | 183 | Sangamon | 39 47 53 N | 089 37 38 W |
| East Stockton (historical) | Populated Place | 293 | Jo Daviess | 42 20 32 N | 089 58 50 W |
| East Stringtown School (historical) | School | 205 | Moultrie | 39 43 30 N | 088 40 44 W |
| East Sugar Creek School (historical) | School | 150 | Madison | 38 40 49 N | 089 37 06 W |
| East Twin Grove Cemetery | Cemetery | 249 | McLean | 40 29 16 N | 089 04 36 W |
| East Udina School (historical) | School | 274 | Kane | 42 02 20 N | 088 21 49 W |
| East Union Cemetery | Cemetery | 147 | Crawford | 38 57 27 N | 087 35 05 W |
| East Union Church | Church | 200 | Morgan | 39 31 53 N | 090 16 57 W |
| East Union School (historical) | School | 210 | Adams | 39 53 47 N | 091 02 22 W |
| East Union School (historical) | School | 149 | Clinton | 38 43 11 N | 089 19 43 W |
| East Union School (historical) | School | 198 | Hancock | 40 23 10 N | 091 04 59 W |
| East Union School (historical) | School | 206 | Macoupin | 39 27 35 N | 089 58 02 W |
| East Union School (historical) | School | 165 | Marion | 38 38 57 N | 088 53 55 W |
| East Union School (historical) | School | 195 | Montgomery | 39 22 39 N | 089 40 52 W |
| East Urbana Industrial Park | Locale | 218 | Champaign | 40 06 40 N | 088 09 53 W |