Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| WRMS-AM (Beardstown) | Tower | 500 | Cass | 43 39 60 N | 095 46 01 W |
| Charles Mound | Summit | 374 | Jo Daviess | 42 30 15 N | 090 14 24 W |
| Benton Mound | Summit | 367 | Jo Daviess | 42 23 49 N | 090 02 57 W |
| Mound Sumner | Summit | 357 | Jo Daviess | 42 28 02 N | 090 08 32 W |
| Scales Mound | Summit | 356 | Jo Daviess | 42 28 02 N | 090 16 17 W |
| Squirrel Grove Mound | Summit | 355 | Jo Daviess | 42 29 45 N | 090 08 52 W |
| Hudson Mound | Summit | 354 | Jo Daviess | 42 28 38 N | 090 10 41 W |
| Singers Catholic Cemetery | Cemetery | 342 | Jo Daviess | 42 26 35 N | 090 17 48 W |
| Saint Johns Church | Church | 341 | Jo Daviess | 42 25 54 N | 090 15 38 W |
| Ford School (historical) | School | 339 | Jo Daviess | 42 26 28 N | 090 19 00 W |
| Schoenhard School (historical) | School | 336 | Jo Daviess | 42 26 12 N | 090 15 34 W |
| Waddams Grove Cemetery | Cemetery | 336 | Stephenson | 42 25 12 N | 089 52 47 W |
| Wilson School (historical) | School | 334 | McHenry | 42 27 29 N | 088 33 36 W |
| Kingsley School (historical) | School | 332 | McHenry | 42 28 47 N | 088 32 06 W |
| Township of West Point | Civil | 331 | Stephenson | 42 25 02 N | 089 52 10 W |
| Bordwell School (historical) | School | 329 | McHenry | 42 28 48 N | 088 34 09 W |
| Kingsley Lake | Reservoir | 327 | McHenry | 42 28 30 N | 088 32 06 W |
| Kingsley Lake Dam | Dam | 327 | McHenry | 42 28 30 N | 088 32 06 W |
| Williams Hill | Summit | 325 | Pope | 37 34 56 N | 088 28 32 W |
| Horseshoe Mound | Summit | 324 | Jo Daviess | 42 24 16 N | 090 23 42 W |
| Mount Hope School (historical) | School | 323 | Jo Daviess | 42 29 58 N | 090 09 45 W |
| Prospect Hill Methodist Episcopalian Cemetery | Cemetery | 323 | Jo Daviess | 42 21 11 N | 090 22 35 W |
| Simmons Mound | Summit | 323 | Jo Daviess | 42 21 48 N | 089 58 51 W |
| Blair Cemeter | Cemetery | 320 | Stephenson | 42 18 33 N | 089 56 15 W |
| Pea Ridge | Ridge | 319 | Jo Daviess | 42 26 33 N | 090 10 58 W |
| Blair Cemetery | Cemetery | 318 | Jo Daviess | 42 18 34 N | 089 56 15 W |
| Wards Grove Nature Preserve | Park | 318 | Jo Daviess | 42 19 13 N | 089 57 02 W |
| Mount Morley School (historical) | School | 317 | Jo Daviess | 42 23 30 N | 090 14 45 W |
| Pleasant Hill School (historical) | School | 317 | Stephenson | 42 29 00 N | 089 34 29 W |
| Sylvan School (historical) | School | 317 | Stephenson | 42 29 08 N | 089 32 03 W |
| Central High School | School | 316 | Kane | 42 01 06 N | 088 28 47 W |
| Wenzel Mound | Summit | 316 | Jo Daviess | 42 27 17 N | 090 14 41 W |
| Waddams Grove | Populated Place | 315 | Stephenson | 42 25 03 N | 089 53 03 W |
| Bald Knob | Summit | 314 | Union | 37 33 07 N | 089 20 47 W |
| Kanaly School (historical) | School | 314 | McHenry | 42 18 07 N | 088 35 19 W |
| Pleasant View School (historical) | School | 314 | Stephenson | 42 29 25 N | 089 29 11 W |
| School Number 40 (historical) | School | 314 | Kane | 42 04 28 N | 088 29 00 W |
| Faith Assembly of God Church | Church | 313 | Jo Daviess | 42 29 35 N | 089 59 10 W |
| King School (historical) | School | 313 | McHenry | 42 23 33 N | 088 33 20 W |
| Mount Pleasant School (historical) | School | 313 | Jo Daviess | 42 29 41 N | 090 13 20 W |
| Terrapin Ridge School (historical) | School | 313 | Jo Daviess | 42 18 42 N | 090 11 12 W |
| Wards Grove School (historical) | School | 313 | Jo Daviess | 42 18 21 N | 089 56 55 W |
| Clay School (historical) | School | 312 | Jo Daviess | 42 15 17 N | 089 55 50 W |
| Derinda Post Office (historical) | Post Office | 312 | Jo Daviess | 42 16 52 N | 090 06 05 W |
| Stockton Elementary School | School | 312 | Jo Daviess | 42 21 07 N | 090 00 32 W |
| Calvary United Methodist Church | Church | 311 | Jo Daviess | 42 21 17 N | 090 00 42 W |
| L R Baker Cemetery | Cemetery | 311 | Kane | 41 59 16 N | 088 28 30 W |
| Walnut Grove School (historical) | School | 311 | Stephenson | 42 29 26 N | 089 26 22 W |
| Hardpan Ridge | Ridge | 310 | Ogle | 42 11 59 N | 089 33 44 W |
| Laws Siding | Locale | 310 | Jo Daviess | 42 29 43 N | 090 10 31 W |
| Rockford School (historical) | School | 310 | Jo Daviess | 42 29 43 N | 090 03 39 W |
| Toogood School (historical) | School | 310 | Stephenson | 42 26 40 N | 089 54 35 W |
| Township of Erin | Civil | 310 | Stephenson | 42 19 59 N | 089 46 37 W |
| First Baptist Church of Warren | Church | 309 | Jo Daviess | 42 29 36 N | 089 59 22 W |
| Montrose School (historical) | School | 309 | Jo Daviess | 42 16 33 N | 090 05 47 W |
| Nora | Populated Place | 309 | Jo Daviess | 42 27 21 N | 089 56 43 W |
| Nora Community Church | Church | 309 | Jo Daviess | 42 27 25 N | 089 56 50 W |
| Saint Pauls Lutheran Church | Church | 309 | Jo Daviess | 42 29 52 N | 089 59 53 W |
| Unitarian Universalist Church | Church | 309 | Jo Daviess | 42 21 05 N | 090 00 29 W |
| Warren United Methodist Church | Church | 309 | Jo Daviess | 42 29 36 N | 089 59 20 W |
| Apple River | Populated Place | 308 | Jo Daviess | 42 30 18 N | 090 05 55 W |
| Saint Josephs Church | Church | 308 | Jo Daviess | 42 30 18 N | 090 05 48 W |
| Apple River United Methodist Church | Church | 307 | Jo Daviess | 42 30 17 N | 090 05 45 W |
| Harvard Junior High School | School | 307 | McHenry | 42 25 52 N | 088 36 22 W |
| Nora Cemetery | Cemetery | 307 | Jo Daviess | 42 27 45 N | 089 56 29 W |
| Rohrsen School (historical) | School | 307 | Kane | 42 02 00 N | 088 28 45 W |
| Saint Annes Catholic Cemetery | Cemetery | 307 | Jo Daviess | 42 29 17 N | 089 58 52 W |
| Tapley Woods Conservation Area | Park | 307 | Jo Daviess | 42 21 28 N | 090 17 43 W |
| Keenan School (historical) | School | 306 | Jo Daviess | 42 26 03 N | 090 13 07 W |
| Mount Union School (historical) | School | 306 | Carroll | 42 07 33 N | 089 41 13 W |
| Alden | Populated Place | 305 | McHenry | 42 27 32 N | 088 31 04 W |
| Doty Cemetery | Cemetery | 305 | Kane | 42 06 24 N | 088 29 26 W |
| Doty School (historical) | School | 305 | Kane | 42 06 24 N | 088 29 22 W |
| Elmwood Cemetery | Cemetery | 305 | Jo Daviess | 42 29 48 N | 090 00 20 W |
| Griggs School (historical) | School | 305 | Kane | 41 59 45 N | 088 28 39 W |
| Harvard Community Memorial Hospital | Hospital | 305 | McHenry | 42 25 34 N | 088 36 26 W |
| Kerlin School (historical) | School | 305 | Stephenson | 42 24 56 N | 089 54 17 W |
| Plum Tree Country Club | Locale | 305 | McHenry | 42 21 48 N | 088 34 32 W |
| Rush Center School (historical) | School | 305 | Jo Daviess | 42 25 29 N | 090 03 07 W |
| Stockton High School | School | 305 | Jo Daviess | 42 21 23 N | 090 00 46 W |
| Country Evangelical Covenant Church | Church | 304 | Kane | 41 59 27 N | 088 27 49 W |
| Frankeburger Cemetery | Cemetery | 304 | Stephenson | 42 29 21 N | 089 29 33 W |
| Hampshire Forest Preserve | Forest | 304 | Kane | 42 06 44 N | 088 29 20 W |
| Harvard Hospital Heliport | Airport | 304 | Henry | 42 25 35 N | 088 36 28 W |
| Lily Lake Church | Church | 304 | Kane | 41 59 26 N | 088 27 49 W |
| Lions Park | Park | 304 | McHenry | 42 25 29 N | 088 35 58 W |
| Oakland Cemetery | Cemetery | 304 | McHenry | 42 19 06 N | 088 27 45 W |
| Pilot Grove | Woods | 304 | Stephenson | 42 17 47 N | 089 55 02 W |
| Pleasant View School (historical) | School | 304 | Carroll | 42 07 35 N | 089 43 32 W |
| Township of Warren | Civil | 304 | Jo Daviess | 42 28 57 N | 090 01 15 W |
| Warren Senior High School | School | 304 | Jo Daviess | 42 29 38 N | 089 59 26 W |
| Allens Corners | Populated Place | 303 | Kane | 42 05 58 N | 088 28 53 W |
| Blackhawk Battlefield Park | Park | 303 | Stephenson | 42 17 45 N | 089 52 54 W |
| First Baptist Church | Church | 303 | McHenry | 42 18 57 N | 088 27 51 W |
| Hudson Mound School (historical) | School | 303 | Jo Daviess | 42 28 26 N | 090 10 02 W |
| Linn-Hebron Cemetery | Cemetery | 303 | McHenry | 42 29 09 N | 088 27 49 W |
| McFadden School (historical) | School | 303 | Jo Daviess | 42 29 20 N | 090 07 33 W |
| Stockton | Populated Place | 303 | Jo Daviess | 42 20 59 N | 090 00 24 W |
| Stone School Cemetery | Cemetery | 303 | Boone | 42 28 42 N | 088 48 13 W |
| Wesley United Methodist Church | Church | 303 | Jo Daviess | 42 21 04 N | 090 00 20 W |
| Burr Oak Cemetery | Cemetery | 302 | Boone | 42 27 58 N | 088 43 11 W |
| Carnahan Station (historical) | Locale | 302 | Lee | 41 41 36 N | 089 06 41 W |
| Holy Cross Church | Church | 302 | Jo Daviess | 42 21 02 N | 090 00 18 W |
| Howlett School (historical) | School | 302 | Lee | 41 43 24 N | 088 57 38 W |
| Mount Pleasant School (historical) | School | 302 | Stephenson | 42 26 48 N | 089 34 31 W |
| Stockton Church of the Nazarene | Church | 302 | Jo Daviess | 42 20 58 N | 090 00 20 W |
| Stone School (historical) | School | 302 | Boone | 42 28 44 N | 088 48 12 W |
| Township of Alden | Civil | 302 | McHenry | 42 26 53 N | 088 31 51 W |
| Union Cemetery | Cemetery | 302 | Stephenson | 42 28 08 N | 089 31 46 W |
| Crossroads Cemetery | Cemetery | 301 | Stephenson | 42 26 40 N | 089 52 01 W |