Antenna structures in Washington County, Idaho
At a glance
Washington County, Idaho has 10 FCC-registered antenna structures, 8 of them marked constructed. That is the 36th-largest count among the 44 Idaho counties with registrations, and 0.73% of the state's 1,364. The tallest constructed structure in the county is registration 1042372 near Weiser at 63 m (208 ft).
Dataset updated . Refreshed from the FCC ASR weekly bulk database.
How does Washington County compare with the rest of Idaho?
With 10 registrations, Washington County ranks 36th of 44 counties in Idaho; Ada County leads the state with 138. The average registered overall height here is 38 m, about 19% below the Idaho average of 47 m. The tallest standing structure, at 63 m, is about 67% above the county average.
What kinds of structures are registered in Washington County?
The most common filed structure type in Washington County is tower (code TOWER), with 5 registrations (50%). It is followed by lattice tower (4).
By registration status: 8 constructed, 1 terminated and 1 granted (not yet constructed). Only constructed registrations describe structures the registry treats as standing; canceled, dismantled and terminated records stay listed as history.
Who owns the towers in Washington County?
AT&T Mobility Spectrum LLC holds the most registrations in Washington County, with 2 of the 10. The next largest are Cable One, Inc. (1), Crown Castle Towers 06-2 LLC (1) and CTC TELECOM INC (1). 8 owners with two or more registrations nationwide hold structures in the county.
Which places in Washington County have registered structures?
Registrations in Washington County list 2 different city or place names. The most frequent are Weiser (8) and Cambridge (2).
Every registration
All 10 structures in Washington County, tallest first
| # | Structure | Height | Type | Status |
|---|---|---|---|---|
| 1 | Weiser · 1042372 | 63 m | Tower (type not specified) | Constructed |
| 2 | Weiser · 1279793 | 61 m | Tower (type not specified) | Constructed |
| 3 | Weiser · 1056569 | 57 m | Lattice tower | Constructed |
| 4 | Weiser · 1248825 | 50 m | Unspecified structure | Terminated |
| 5 | Cambridge · 1257282 | 45 m | Tower (type not specified) | Constructed |
| 6 | Weiser · 1239415 | 35 m | Tower (type not specified) | Constructed |
| 7 | Cambridge · 1289731 | 32 m | Lattice tower | Constructed |
| 8 | Weiser · 1227516 | 15 m | Lattice tower | Constructed |
| 9 | Weiser · 1308679 | 11 m | Lattice tower | Granted (not yet constructed) |
| 10 | Weiser · 1200249 | 11 m | Tower (type not specified) | Constructed |
Frequently asked questions
How many cell towers are in Washington County, ID?
The FCC Antenna Structure Registration database lists 10 registered antenna structures in Washington County, Idaho, 8 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 Washington County?
The tallest constructed registered structure in Washington County is registration 1042372, a tower near Weiser at 63 m (208 ft) overall height.
Who owns the most towers in Washington County?
AT&T Mobility Spectrum LLC holds the most registrations in Washington County (2), followed by Cable One, Inc. (1).
What kind of towers are in Washington County?
Tower (type not specified) is the most common filed type (5 of 10 registrations), then lattice tower (4).
More in Idaho
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 Washington County, Idaho”, https://towercensus.com/towers/idaho/county/washington-county (data as of October 13, 2026).