Antenna structures in Mason County, Illinois
At a glance
Mason County, Illinois has 26 FCC-registered antenna structures, 25 of them marked constructed. That is the 81st-largest count among the 102 Illinois counties with registrations, and 0.37% of the state's 7,110. The tallest constructed structure in the county is registration 1008760 near Forest City at 127 m (416 ft).
Dataset updated . Refreshed from the FCC ASR weekly bulk database.
How does Mason County compare with the rest of Illinois?
With 26 registrations, Mason County ranks 81st of 102 counties in Illinois; Cook County leads the state with 965. The average registered overall height here is 75 m, roughly in line with the Illinois average of 69 m. The tallest standing structure, at 127 m, is about 70% above the county average.
What kinds of structures are registered in Mason County?
The most common filed structure type in Mason County is tower (code TOWER), with 9 registrations (34.6%). It is followed by lattice tower (7) and guyed tower (3). In all, 5 different FCC structure-type codes appear in the county.
By registration status: 25 constructed and 1 dismantled. Only constructed registrations describe structures the registry treats as standing; canceled, dismantled and terminated records stay listed as history.
Who owns the towers in Mason County?
ARRAY DIGITAL INFRASTRUCTURE, INC. holds the most registrations in Mason County, with 7 of the 26. The next largest are Cellco Partnership (5), ILLINOIS, STATE OF (2) and AMEREN ILLINOIS COMPANY (1). 12 owners with two or more registrations nationwide hold structures in the county.
Which places in Mason County have registered structures?
Registrations in Mason County list 11 different city or place names. The most frequent are Havana (6), Mason City (4), Forest City (3), San Jose (3) and Kilbourne (2).
Every registration
All 26 structures in Mason County, tallest first
| # | Structure | Height | Type | Status |
|---|---|---|---|---|
| 1 | Forest City · 1008760 | 127 m | Guyed tower | Constructed |
| 2 | Mason City · 1242259 | 105 m | Tower (type not specified) | Constructed |
| 3 | Kilbourne · 1271769 | 105 m | Tower (type not specified) | Constructed |
| 4 | Bishop · 1220463 | 96 m | Guyed tower | Constructed |
| 5 | Havana · 1045104 | 91 m | Tower (type not specified) | Constructed |
| 6 | Manito · 1247292 | 91 m | Tower (type not specified) | Constructed |
| 7 | Havana · 1243552 | 81 m | Guyed tower | Constructed |
| 8 | Easton · 1330305 | 81 m | Lattice tower | Constructed |
| 9 | San Jose · 1265665 | 80 m | Lattice tower | Constructed |
| 10 | Havana · 1232474 | 79 m | Lattice tower | Constructed |
| 11 | Manito · 1272490 | 79 m | Lattice tower | Constructed |
| 12 | San Jose · 1276241 | 79 m | Unspecified structure | Constructed |
| 13 | Topeka · 1276252 | 79 m | Unspecified structure | Constructed |
| 14 | Havana · 1276627 | 79 m | Lattice tower | Constructed |
| 15 | Bath · 1325090 | 79 m | Lattice tower | Constructed |
| 16 | Mason City · 1261321 | 73 m | Tower (type not specified) | Constructed |
| 17 | Havana · 1009442 | 70 m | Tower (type not specified) | Constructed |
| 18 | Kilbourne · 1276246 | 70 m | Unspecified structure | Constructed |
| 19 | San Jose · 1276249 | 70 m | Unspecified structure | Constructed |
| 20 | Teheran · 1014819 | 69 m | Tower (type not specified) | Constructed |
| 21 | Forest City · 1276926 | 60 m | Unspecified structure | Constructed |
| 22 | Forest City · 1008012 | 50 m | Tower (type not specified) | Constructed |
| 23 | Mason City · 1240683 | 49 m | Tower (type not specified) | Constructed |
| 24 | Easton · 1299977 | 49 m | Monopole | Constructed |
| 25 | Mason City · 1322030 | 29 m | Lattice tower | Constructed |
| 26 | Havana · 1002645 | 29 m | Pole | Dismantled |
Frequently asked questions
How many cell towers are in Mason County, IL?
The FCC Antenna Structure Registration database lists 26 registered antenna structures in Mason County, Illinois, 25 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 Mason County?
The tallest constructed registered structure in Mason County is registration 1008760, a guyed tower near Forest City at 127 m (416 ft) overall height.
Who owns the most towers in Mason County?
ARRAY DIGITAL INFRASTRUCTURE, INC. holds the most registrations in Mason County (7), followed by Cellco Partnership (5).
What kind of towers are in Mason County?
Tower (type not specified) is the most common filed type (9 of 26 registrations), then lattice tower (7).
More in Illinois
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 13, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structures in Mason County, Illinois”, https://towercensus.com/towers/illinois/county/mason-county (data as of October 13, 2026).