Antenna structures in Knox County, Illinois
At a glance
Knox County, Illinois has 65 FCC-registered antenna structures, 54 of them marked constructed. That is the 30th-largest count among the 102 Illinois counties with registrations, and 0.91% of the state's 7,108. The tallest constructed structure in the county is registration 1010144 near Galesburg at 148 m (484 ft).
Dataset updated . Refreshed from the FCC ASR weekly bulk database.
How does Knox County compare with the rest of Illinois?
With 65 registrations, Knox County ranks 30th of 102 counties in Illinois; Cook County leads the state with 965. The average registered overall height here is 74 m, roughly in line with the Illinois average of 69 m. The tallest standing structure, at 148 m, is about twice the county average.
What kinds of structures are registered in Knox County?
The most common filed structure type in Knox County is lattice tower (code LTOWER), with 24 registrations (36.9%). It is followed by tower (21) and guyed tower (10). In all, 9 different FCC structure-type codes appear in the county.
By registration status: 54 constructed, 4 dismantled, 3 granted (not yet constructed), 3 canceled and 1 terminated. Only constructed registrations describe structures the registry treats as standing; canceled, dismantled and terminated records stay listed as history.
Who owns the towers in Knox County?
ARRAY DIGITAL INFRASTRUCTURE, INC. holds the most registrations in Knox County, with 14 of the 65. The next largest are Cellco Partnership (8), BNSF Railway Co. (6) and American Towers LLC (4). 20 owners with two or more registrations nationwide hold structures in the county.
Which places in Knox County have registered structures?
Registrations in Knox County list 19 different city or place names. The most frequent are Galesburg (30), Knoxville (4), Gilson (4), Wataga (3) and Maquon (3).
Every registration
All 65 structures in Knox County, tallest first
| # | Structure | Height | Type | Status |
|---|---|---|---|---|
| 1 | Knoxville · 1266466 | 153 m | Unspecified structure | Canceled |
| 2 | Galesburg · 1010144 | 148 m | Tower (type not specified) | Constructed |
| 3 | Rio · 1059072 | 129 m | Tower (type not specified) | Constructed |
| 4 | Galesburg · 1329236 | 128 m | Guyed tower | Constructed |
| 5 | Knoxville · 1008750 | 127 m | Guyed tower | Constructed |
| 6 | Victoria · 1008755 | 122 m | Guyed tower | Constructed |
| 7 | Gilson · 1211891 | 111 m | Tower (type not specified) | Constructed |
| 8 | Rio · 1211949 | 109 m | Tower (type not specified) | Constructed |
| 9 | Galesburg · 1028577 | 109 m | Antenna tower array (tower 2 of 3) | Terminated |
| 10 | Galesburg · 1059554 | 109 m | Antenna tower array (tower 1 of 3) | Constructed |
| 11 | St Augustine · 1055239 | 105 m | Lattice tower | Constructed |
| 12 | Galesburg · 1055720 | 98 m | Tower (type not specified) | Constructed |
| 13 | Yates City · 1009755 | 97 m | Tower (type not specified) | Constructed |
| 14 | Galesburg · 1031716 | 96 m | Lattice tower | Constructed |
| 15 | Woodhull · 1055240 | 96 m | Lattice tower | Constructed |
| 16 | Galva · 1005401 | 93 m | Tower (type not specified) | Dismantled |
| 17 | Wataga · 1294575 | 93 m | Lattice tower | Constructed |
| 18 | Wataga · 1334907 | 90 m | Lattice tower | Granted (not yet constructed) |
| 19 | Galesburg · 1007458 | 87 m | Tower (type not specified) | Constructed |
| 20 | Galesburg · 1008719 | 86 m | Tower (type not specified) | Constructed |
| 21 | Knoxville · 1046439 | 85 m | Guyed tower | Constructed |
| 22 | Gilson · 1332249 | 82 m | Lattice tower | Granted (not yet constructed) |
| 23 | Maquon · 1266022 | 82 m | Lattice tower | Constructed |
| 24 | Yates City · 1025735 | 82 m | Lattice tower | Constructed |
| 25 | Abington · 1008757 | 81 m | Guyed tower | Constructed |
| 26 | Oneida · 1008758 | 81 m | Tower (type not specified) | Constructed |
| 27 | St. Augustine · 1242087 | 81 m | Tower (type not specified) | Constructed |
| 28 | Maquon · 1313153 | 80 m | Lattice tower | Constructed |
| 29 | Altona · 1313646 | 80 m | Lattice tower | Constructed |
| 30 | Galesburg · 1009257 | 80 m | Guyed tower | Constructed |
| 31 | London Mills · 1002768 | 79 m | Lattice tower | Constructed |
| 32 | Williamsfield · 1009258 | 79 m | Guyed tower | Constructed |
| 33 | Gilson · 1324709 | 79 m | Lattice tower | Canceled |
| 34 | Gilson · 1328152 | 79 m | Lattice tower | Constructed |
| 35 | Abingdon · 1260601 | 79 m | Lattice tower | Constructed |
| 36 | Dahinda · 1262938 | 79 m | Lattice tower | Constructed |
| 37 | Williamsfield · 1267697 | 79 m | Lattice tower | Constructed |
| 38 | Victoria · 1270778 | 79 m | Lattice tower | Constructed |
| 39 | Dahinda · 1297225 | 78 m | Lattice tower | Constructed |
| 40 | Galesburg · 1049122 | 74 m | Guyed tower | Constructed |
| 41 | Galesburg · 1049109 | 69 m | Guyed tower | Constructed |
| 42 | Galesburg · 1009541 | 67 m | Lattice tower | Constructed |
| 43 | Knoxville · 1257576 | 63 m | Lattice tower | Constructed |
| 44 | Galesburg · 1014420 | 63 m | Antenna tower array (tower 3 of 3) | Constructed |
| 45 | Galesburg · 1014419 | 63 m | Antenna tower array (tower 2 of 3) | Constructed |
| 46 | Galva · 1049110 | 63 m | Guyed tower | Constructed |
| 47 | Galesburg · 1009288 | 61 m | Tower (type not specified) | Constructed |
| 48 | Galesburg · 1232596 | 61 m | Lattice tower | Constructed |
| 49 | Galesburg · 1254108 | 56 m | Pole | Canceled |
| 50 | Galesburg · 1243524 | 56 m | Tower (type not specified) | Constructed |
| 51 | Galesburg · 1234997 | 44 m | Tower (type not specified) | Constructed |
| 52 | Galesburg · 1233786 | 43 m | Tower (type not specified) | Constructed |
| 53 | Galesburg · 1008677 | 43 m | Tower (type not specified) | Constructed |
| 54 | Galesburg · 1009540 | 41 m | Tower (type not specified) | Constructed |
| 55 | Galesburg · 1299626 | 38 m | Monopole | Constructed |
| 56 | Galesburg · 1054272 | 37 m | Tower (type not specified) | Constructed |
| 57 | Galesburg · 1059729 | 37 m | Tower (type not specified) | Constructed |
| 58 | Abingdon · 1313372 | 24 m | Lattice tower | Dismantled |
| 59 | Galesburg · 1203122 | 21 m | Tower (type not specified) | Granted (not yet constructed) |
| 60 | Galesburg · 1218517 | 21 m | Tower (type not specified) | Constructed |
| 61 | Wataga · 1313371 | 19 m | Lattice tower | Dismantled |
| 62 | Maquon · 1313402 | 19 m | Lattice tower | Dismantled |
| 63 | Galesburg · 1234879 | 14 m | Monopole | Constructed |
| 64 | Galesburg · 1301629 | 14 m | Monopole | Constructed |
| 65 | Galesburg · 1279181 | 9 m | Building | Constructed |
Frequently asked questions
How many cell towers are in Knox County, IL?
The FCC Antenna Structure Registration database lists 65 registered antenna structures in Knox County, Illinois, 54 of them constructed. Registration is generally required only for structures taller than about 60 m or near airports, so shorter cell sites may not appear.
What is the tallest tower in Knox County?
The tallest constructed registered structure in Knox County is registration 1010144, a tower near Galesburg at 148 m (484 ft) overall height.
Who owns the most towers in Knox County?
ARRAY DIGITAL INFRASTRUCTURE, INC. holds the most registrations in Knox County (14), followed by Cellco Partnership (8).
What kind of towers are in Knox County?
Lattice tower is the most common filed type (24 of 65 registrations), then tower (21).
More in Illinois
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 6, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structures in Knox County, Illinois”, https://towercensus.com/towers/illinois/county/knox-county (data as of October 6, 2026).