Antenna structures in Madison County, Iowa
At a glance
Madison County, Iowa has 31 FCC-registered antenna structures, 28 of them marked constructed. That is the 56th-largest count among the 99 Iowa counties with registrations, and 0.75% of the state's 4,130. The tallest constructed structure in the county is registration 1015758 near Winterset at 152 m (500 ft).
Dataset updated . Refreshed from the FCC ASR weekly bulk database.
How does Madison County compare with the rest of Iowa?
With 31 registrations, Madison County ranks 56th of 99 counties in Iowa; Polk County leads the state with 229. The average registered overall height here is 87 m, about 10% above the Iowa average of 79 m. The tallest standing structure, at 152 m, is about 76% above the county average.
What kinds of structures are registered in Madison County?
The most common filed structure type in Madison County is tower (code TOWER), with 15 registrations (48.4%). It is followed by lattice tower (8) and guyed tower (7). In all, 4 different FCC structure-type codes appear in the county.
By registration status: 28 constructed, 2 canceled 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 Madison County?
ARRAY DIGITAL INFRASTRUCTURE, INC. holds the most registrations in Madison County, with 6 of the 31. The next largest are RSA 7 Limited Partnership (5), SBA Towers X, LLC (4) and American Towers LLC (1). 15 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 11 different city or place names. The most frequent are Winterset (18), St. Charles (2), Earlham (2), Truro (2) and St Charles (1).
Every registration
All 31 structures in Madison County, tallest first
| # | Structure | Height | Type | Status |
|---|---|---|---|---|
| 1 | Winterset · 1015758 | 152 m | Tower (type not specified) | Constructed |
| 2 | St. Charles · 1266122 | 152 m | Tower (type not specified) | Canceled |
| 3 | St. Charles · 1270602 | 152 m | Tower (type not specified) | Constructed |
| 4 | Winterset · 1017087 | 127 m | Lattice tower | Constructed |
| 5 | Earlham · 1017080 | 124 m | Guyed tower | Constructed |
| 6 | Truro · 1028457 | 113 m | Tower (type not specified) | Canceled |
| 7 | Winterset · 1302447 | 102 m | Lattice tower | Constructed |
| 8 | St Charles · 1017094 | 96 m | Guyed tower | Constructed |
| 9 | Winterset · 1249972 | 94 m | Tower (type not specified) | Constructed |
| 10 | Winterset · 1314243 | 93 m | Guyed tower | Constructed |
| 11 | Winterset · 1317229 | 93 m | Guyed tower | Constructed |
| 12 | Cumming · 1017079 | 91 m | Guyed tower | Constructed |
| 13 | Winterset · 1018141 | 87 m | Tower (type not specified) | Constructed |
| 14 | Truro · 1291392 | 82 m | Lattice tower | Constructed |
| 15 | Macksburg · 1252928 | 79 m | Tower (type not specified) | Constructed |
| 16 | Van Meter · 1264475 | 79 m | Tower (type not specified) | Constructed |
| 17 | East Peru · 1323418 | 79 m | Lattice tower | Constructed |
| 18 | Madison · 1249973 | 78 m | Guyed tower | Constructed |
| 19 | Winterset · 1308160 | 78 m | Lattice tower | Constructed |
| 20 | Winterset · 1252035 | 76 m | Mast | Constructed |
| 21 | Earlham · 1023685 | 71 m | Tower (type not specified) | Constructed |
| 22 | Winterset · 1038666 | 69 m | Tower (type not specified) | Dismantled |
| 23 | Webster · 1023751 | 67 m | Tower (type not specified) | Constructed |
| 24 | Winterset · 1295869 | 63 m | Lattice tower | Constructed |
| 25 | Winterset · 1230780 | 61 m | Tower (type not specified) | Constructed |
| 26 | Winterset · 1249737 | 61 m | Tower (type not specified) | Constructed |
| 27 | Winterset · 1249738 | 61 m | Tower (type not specified) | Constructed |
| 28 | Winterset · 1226075 | 59 m | Lattice tower | Constructed |
| 29 | Winterset · 1253019 | 59 m | Lattice tower | Constructed |
| 30 | Winterset · 1240824 | 46 m | Tower (type not specified) | Constructed |
| 31 | Winterset · 1308114 | 38 m | Guyed tower | Constructed |
Frequently asked questions
How many cell towers are in Madison County, IA?
The FCC Antenna Structure Registration database lists 31 registered antenna structures in Madison County, Iowa, 28 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 1015758, a tower near Winterset at 152 m (500 ft) overall height.
Who owns the most towers in Madison County?
ARRAY DIGITAL INFRASTRUCTURE, INC. holds the most registrations in Madison County (6), followed by RSA 7 Limited Partnership (5).
What kind of towers are in Madison County?
Tower (type not specified) is the most common filed type (15 of 31 registrations), then lattice tower (8).
More in Iowa
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, Iowa”, https://towercensus.com/towers/iowa/county/madison-county (data as of October 13, 2026).