Antenna structures in Madison County, Montana
At a glance
Madison County, Montana has 15 FCC-registered antenna structures, 10 of them marked constructed. That is the 34th-largest count among the 56 Montana counties with registrations, and 1% of the state's 1,459. The tallest constructed structure in the county is registration 1216443 near Ennis at 91 m (300 ft).
Dataset updated . Refreshed from the FCC ASR weekly bulk database.
How does Madison County compare with the rest of Montana?
With 15 registrations, Madison County ranks 34th of 56 counties in Montana; Yellowstone County leads the state with 115. The average registered overall height here is 31 m, about 41% below the Montana average of 53 m. The tallest standing structure, at 91 m, is about 2.9 times the county average.
What kinds of structures are registered in Madison County?
The most common filed structure type in Madison County is lattice tower (code LTOWER), with 7 registrations (46.7%). It is followed by pole (4) and tower (3). In all, 4 different FCC structure-type codes appear in the county.
By registration status: 10 constructed, 3 terminated, 1 granted (not yet constructed) and 1 canceled. Only constructed registrations describe structures the registry treats as standing; canceled, dismantled and terminated records stay listed as history.
Who owns the towers in Madison County?
New Cingular Wireless PCS, LLC and NorthWestern Corporation hold the most registrations in Madison County, 3 each of the 15. Other owners include American Towers LLC (2), Gold Creek Cellular of Montana Limited Partnership (2) and Dead Air Broadcasting Company, Inc. (1). 7 owners with two or more registrations nationwide hold structures in the county.
Which places in Madison County have registered structures?
Registrations in Madison County list 7 different city or place names. The most frequent are Twin Bridges (6), Ennis (3), Big Sky (2), Norris (1) and Three Forks (1).
Every registration
All 15 structures in Madison County, tallest first
| # | Structure | Height | Type | Status |
|---|---|---|---|---|
| 1 | Ennis · 1216443 | 91 m | Guyed tower | Constructed |
| 2 | Norris · 1328856 | 79 m | Lattice tower | Canceled |
| 3 | Twin Bridges · 1232435 | 61 m | Lattice tower | Constructed |
| 4 | Ennis · 1028345 | 34 m | Tower (type not specified) | Terminated |
| 5 | Three Forks · 1003813 | 34 m | Tower (type not specified) | Constructed |
| 6 | Cliff Lake · 1265959 | 31 m | Pole | Terminated |
| 7 | Twin Bridges · 1293451 | 30 m | Lattice tower | Constructed |
| 8 | Big Sky · 1231673 | 21 m | Pole | Terminated |
| 9 | Sheridan · 1288476 | 18 m | Lattice tower | Constructed |
| 10 | Twin Bridges · 1023648 | 16 m | Lattice tower | Constructed |
| 11 | Big Sky · 1062698 | 15 m | Tower (type not specified) | Constructed |
| 12 | Twin Bridges · 1266476 | 11 m | Pole | Granted (not yet constructed) |
| 13 | Twin Bridges · 1311368 | 10 m | Lattice tower | Constructed |
| 14 | Twin Bridges · 1302063 | 9 m | Lattice tower | Constructed |
| 15 | Ennis · 1043904 | 8 m | Pole | Constructed |
Frequently asked questions
How many cell towers are in Madison County, MT?
The FCC Antenna Structure Registration database lists 15 registered antenna structures in Madison County, Montana, 10 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 Madison County?
The tallest constructed registered structure in Madison County is registration 1216443, a guyed tower near Ennis at 91 m (300 ft) overall height.
Who owns the most towers in Madison County?
New Cingular Wireless PCS, LLC and NorthWestern Corporation are tied for the most registrations in Madison County, with 3 each.
What kind of towers are in Madison County?
Lattice tower is the most common filed type (7 of 15 registrations), then pole (4).
More in Montana
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 Madison County, Montana”, https://towercensus.com/towers/montana/county/madison-county (data as of October 13, 2026).