Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Chicago Junior College (historical) | School | 186 | Cook | 41 57 54 N | 087 44 39 W |
| Chicago Junior College (historical) | School | 182 | Cook | 41 58 30 N | 087 40 48 W |
| Chicago Junior College Wright Branch | School | 190 | Cook | 41 56 35 N | 087 46 37 W |
| Chicago Junior High School | School | 241 | Kane | 42 04 07 N | 088 15 55 W |
| Chicago Ki-Aikido Society | School | 183 | Cook | 41 56 24 N | 087 39 17 W |
| Chicago Korean Presbyterian Church | Church | 186 | Cook | 41 58 34 N | 087 41 43 W |
| Chicago Korean Seventh Day Adventist Church | Church | 182 | Cook | 41 58 11 N | 087 42 36 W |
| Chicago Lakeshore Hospital | Hospital | 180 | Cook | 41 58 14 N | 087 39 02 W |
| Chicago Latin School | School | 181 | Cook | 41 54 38 N | 087 37 52 W |
| Chicago Latvian Evangelical Lutheran Zion Congregation | Church | 195 | Cook | 41 57 35 N | 087 47 29 W |
| Chicago Lawn (subdivision) | Populated Place | 184 | Cook | 41 46 30 N | 087 41 47 W |
| Chicago Lawn Presbyterian Church | Church | 185 | Cook | 41 46 49 N | 087 42 38 W |
| Chicago Lawn United Methodist Church | Church | 184 | Cook | 41 46 41 N | 087 42 38 W |
| Chicago Loop | Locale | 181 | Cook | 41 52 52 N | 087 37 47 W |
| Chicago Loop Synagogue | Church | 181 | Cook | 41 52 53 N | 087 37 53 W |
| Chicago Lying-In Hospital | Hospital | 180 | Cook | 41 47 21 N | 087 36 15 W |
| Chicago Medical School | School | 181 | Cook | 41 52 20 N | 087 40 40 W |
| Chicago Medical School | School | 216 | Lake | 42 18 00 N | 087 51 33 W |
| Chicago Mercantile Exchange | Building | 177 | Cook | 41 52 53 N | 087 38 15 W |
| Chicago Midway Airport | Airport | 185 | Cook | 41 47 09 N | 087 45 08 W |
| Chicago Musical College | School | 180 | Cook | 41 52 33 N | 087 37 29 W |
| Chicago National College of Naprapathy | School | 183 | Cook | 41 56 30 N | 087 43 44 W |
| Chicago Non-Public School Science Exposition | School | 182 | Cook | 41 48 28 N | 087 39 50 W |
| Chicago Norske Club | Building | 182 | Cook | 41 55 27 N | 087 42 27 W |
| Chicago Northwestern Terminal | Building | 183 | Cook | 41 53 00 N | 087 38 26 W |
| Chicago Nursery and Orphan Asylum | Hospital | 185 | Cook | 41 58 30 N | 087 42 02 W |
| Chicago O'Hare International Airport | Airport | 201 | Cook | 41 58 46 N | 087 54 15 W |
| Chicago Opportunities Industrial Center | School | 179 | Cook | 41 45 42 N | 087 37 28 W |
| Chicago Parental School | School | 182 | Cook | 41 58 41 N | 087 43 08 W |
| Chicago Place | Building | 180 | Cook | 41 53 43 N | 087 37 29 W |
| Chicago Police Department Building | Building | 180 | Cook | 41 53 29 N | 087 36 56 W |
| Chicago Police Department-Area 2 Detective Headquarters | Building | 179 | Cook | 41 41 32 N | 087 36 12 W |
| Chicago Portage National Historic Site | Park | 183 | Cook | 41 48 20 N | 087 48 25 W |
| Chicago Portage Woods | Woods | 182 | Cook | 41 48 18 N | 087 48 19 W |
| Chicago Post Office | Post Office | 182 | Cook | 41 49 12 N | 087 38 44 W |
| Chicago Professional College | School | 181 | Cook | 41 52 58 N | 087 37 42 W |
| Chicago Public Library Cultural Center | Building | 181 | Cook | 41 53 02 N | 087 37 31 W |
| Chicago Public Rudy Lozano Branch Library | Building | 182 | Cook | 41 51 27 N | 087 39 39 W |
| Chicago Public-Conrad Sulzer Regional Branch Library | Building | 181 | Cook | 41 57 46 N | 087 41 05 W |
| Chicago Ridge | Populated Place | 181 | Cook | 41 42 05 N | 087 46 45 W |
| Chicago Ridge Fire Station Number 2 | Building | 180 | Cook | 41 42 22 N | 087 47 09 W |
| Chicago Ridge Mall | Locale | 183 | Cook | 41 43 00 N | 087 46 57 W |
| Chicago Ridge Post Office | Post Office | 181 | Cook | 41 42 03 N | 087 46 44 W |
| Chicago Ridge Prairie Nature Preserve | Park | 181 | Cook | 41 42 02 N | 087 45 57 W |
| Chicago Ridge Public Library | Building | 181 | Cook | 41 42 12 N | 087 46 41 W |
| Chicago Ridge School | School | 181 | Cook | 41 42 07 N | 087 46 41 W |
| Chicago Ridge Village Hall | Building | 186 | Cook | 41 41 52 N | 087 46 31 W |
| Chicago Riding Club (historical) | Building | 180 | Cook | 41 53 37 N | 087 37 05 W |
| Chicago River | Stream | | Cook | 41 53 12 N | 087 38 14 W |
| Chicago Road Cemetery | Cemetery | 195 | Will | 41 20 22 N | 088 04 32 W |
| Chicago Sanitarium | Hospital | 189 | Cook | 41 50 58 N | 087 48 41 W |
| Chicago Sanitary and Ship Canal | Canal | 176 | DuPage | 41 42 18 N | 087 56 02 W |
| Chicago School of Automatic Transmissions | School | 182 | Cook | 41 51 33 N | 087 37 31 W |
| Chicago School of Massage Theraphy | School | 182 | Cook | 41 56 05 N | 087 39 44 W |
| Chicago School of Oriental Medical Arts | School | 183 | Cook | 41 56 29 N | 087 39 14 W |
| Chicago Seoul Church | Church | 183 | Cook | 41 57 53 N | 087 43 42 W |
| Chicago Sinai Congregation | Church | 179 | Cook | 41 47 54 N | 087 34 59 W |
| Chicago Stadium | Park | 181 | Cook | 41 52 54 N | 087 40 22 W |
| Chicago State University | School | 182 | Cook | 41 43 05 N | 087 36 31 W |
| Chicago State University-Presidents House | Building | 194 | Cook | 41 42 16 N | 087 40 16 W |
| Chicago Teachers College | School | 181 | Cook | 41 58 53 N | 087 43 04 W |
| Chicago Technical College | School | 182 | Cook | 41 51 34 N | 087 37 25 W |
| Chicago Technical College | School | 181 | Cook | 41 51 19 N | 087 37 28 W |
| Chicago Theater | Building | 182 | Cook | 41 53 07 N | 087 37 38 W |
| Chicago Theological Seminary | School | 180 | Cook | 41 47 24 N | 087 35 49 W |
| Chicago Theological Seminary Faculty Quadrangle | Building | 180 | Cook | 41 47 23 N | 087 35 31 W |
| Chicago Training Center | School | 181 | Cook | 41 52 25 N | 087 37 28 W |
| Chicago Transit Authority-Armitage Avenue Station | Building | 181 | Cook | 41 55 05 N | 087 39 10 W |
| Chicago Transit Authority-Ashland Avenue Station | Building | 182 | Cook | 41 53 07 N | 087 40 01 W |
| Chicago Transit Authority-Quincy Station | Building | 180 | Cook | 41 52 43 N | 087 38 02 W |
| Chicago Transit Authority-Wilson Avenue Elevated Station | Building | 181 | Cook | 41 57 56 N | 087 39 29 W |
| Chicago Tribune Freedom Center | Building | 178 | Cook | 41 53 43 N | 087 38 44 W |
| Chicago Truck Driving School | School | 185 | Cook | 41 45 32 N | 087 40 45 W |
| Chicago United Westside Mission | Church | 178 | Cook | 41 52 51 N | 087 38 40 W |
| Chicago Uptown Ministry | Church | 181 | Cook | 41 58 04 N | 087 39 14 W |
| Chicago Urban League Computer Training Center | School | 182 | Cook | 41 52 48 N | 087 37 41 W |
| Chicago Urban Skills Institute | School | 183 | Cook | 41 46 15 N | 087 37 48 W |
| Chicago Urban Skills Institute | School | 183 | Cook | 41 49 23 N | 087 37 34 W |
| Chicago Urban Skills Institute | School | 182 | Cook | 41 54 13 N | 087 40 04 W |
| Chicago Urban Skills Institute | School | 181 | Cook | 41 57 54 N | 087 39 28 W |
| Chicago Urban Skills Institute Dawson Skill Center North Branch | School | 182 | Cook | 41 57 50 N | 087 39 36 W |
| Chicago Vocational High School | School | 181 | Cook | 41 44 17 N | 087 34 23 W |
| Chicago Water Tower | Tower | 179 | Cook | 41 53 50 N | 087 37 28 W |
| Chicago Yacht Club | Locale | 179 | Cook | 41 56 21 N | 087 38 13 W |
| Chicago Yacht Club | Locale | 177 | Cook | 41 52 52 N | 087 36 57 W |
| Chicago Zoological Park | Park | 189 | Cook | 41 49 57 N | 087 50 14 W |
| Chicago-Clark Building | Building | 179 | Cook | 41 53 48 N | 087 37 54 W |
| Chicago-Kent College of Law | School | 181 | Cook | 41 52 43 N | 087 38 32 W |
| Chicago-Read Mental Health Center | Hospital | 193 | Cook | 41 57 23 N | 087 47 35 W |
| Chicago, Milwaukee and Saint Paul Railroad Depot | Building | 219 | Winnebago | 42 16 01 N | 089 05 55 W |
| Chicagoland Airport (historical) | Airport | 202 | Lake | 42 11 35 N | 087 56 05 W |
| Chicagoland Christian Center | Church | 189 | Cook | 41 52 14 N | 087 48 46 W |
| Chick Evans Field House | Building | 265 | DeKalb | 41 56 08 N | 088 46 21 W |
| Chickahominy Lake | Lake | 126 | Calhoun | 38 57 20 N | 090 28 48 W |
| Chicken Bristle | Populated Place | 204 | Douglas | 39 50 10 N | 088 22 00 W |
| Chicken Creek | Stream | | Perry | 38 02 27 N | 089 21 53 W |
| Chiddix Junior High School | School | 239 | McLean | 40 30 30 N | 088 58 45 W |
| Chief Black Hawk Picnic Area | Locale | 223 | Henry | 41 19 19 N | 089 53 03 W |
| Chief Keokuk Campground | Locale | 232 | Henry | 41 19 34 N | 089 53 25 W |
| Chief Pontiac Picnic Area | Locale | 238 | Henry | 41 19 21 N | 089 53 57 W |
| Chief Shabbona County Forest Preserve | Forest | 267 | DeKalb | 41 45 16 N | 088 51 10 W |
| Chief Shabbona Historical Site | Locale | 264 | DeKalb | 41 45 23 N | 088 51 13 W |
| Chief Shabbona Picnic Area | Locale | 221 | Henry | 41 19 25 N | 089 53 18 W |
| Chief Tecumseh Picnic Area | Locale | 225 | Henry | 41 19 36 N | 089 53 09 W |
| Child Guidance Center | School | 180 | Cook | 42 00 04 N | 087 39 27 W |
| Childerly Park | Park | 203 | Cook | 42 08 41 N | 087 56 25 W |
| Childerly School (historical) | School | 203 | Cook | 42 08 47 N | 087 56 26 W |
| Childers Acres | Populated Place | 236 | Ogle | 41 55 03 N | 089 07 42 W |
| Childers Cemetery | Cemetery | 162 | Alexander | 37 13 04 N | 089 20 55 W |
| Children Giving Light To A Dark World Spirtual Church | Church | 185 | Cook | 41 40 35 N | 087 37 22 W |