Antenna structures in Hamlin County, South Dakota
At a glance
Hamlin County, South Dakota has 4 FCC-registered antenna structures, 4 of them marked constructed. That is the 65th-largest count among the 66 South Dakota counties with registrations, and 0.31% of the state's 1,289. The tallest constructed structure in the county is registration 1264940 near Hayti at 81 m (265 ft).
Dataset updated . Refreshed from the FCC ASR weekly bulk database.
How does Hamlin County compare with the rest of South Dakota?
With 4 registrations, Hamlin County ranks 65th of 66 counties in South Dakota; Minnehaha County leads the state with 116. The average registered overall height here is 55 m, about 35% below the South Dakota average of 84 m. The tallest standing structure, at 81 m, is about 48% above the county average.
What kinds of structures are registered in Hamlin County?
The most common filed structure type in Hamlin County is tower (code TOWER), with 2 registrations (50%). It is followed by monopole (1) and lattice tower (1).
By registration status: 4 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 Hamlin County?
CCATT LLC, CTI Towers Assets II, LLC, Octagon Towers, LLC and Rural Cellular Corporation hold the most registrations in Hamlin County, 1 each of the 4. 4 owners with two or more registrations nationwide hold structures in the county.
Which places in Hamlin County have registered structures?
Registrations in Hamlin County list 4 different city or place names. The most frequent are Hayti (1), Castlewood (1), Estelline (1) and Esteline (1).
Every registration
All 4 structures in Hamlin County, tallest first
| # | Structure | Height | Type | Status |
|---|---|---|---|---|
| 1 | Hayti · 1264940 | 81 m | Tower (type not specified) | Constructed |
| 2 | Castlewood · 1278343 | 79 m | Tower (type not specified) | Constructed |
| 3 | Estelline · 1308714 | 35 m | Monopole | Constructed |
| 4 | Esteline · 1314311 | 24 m | Lattice tower | Constructed |
Frequently asked questions
How many cell towers are in Hamlin County, SD?
The FCC Antenna Structure Registration database lists 4 registered antenna structures in Hamlin County, South Dakota, 4 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 Hamlin County?
The tallest constructed registered structure in Hamlin County is registration 1264940, a tower near Hayti at 81 m (265 ft) overall height.
Who owns the most towers in Hamlin County?
CCATT LLC, CTI Towers Assets II, LLC, Octagon Towers, LLC and Rural Cellular Corporation are tied for the most registrations in Hamlin County, with 1 each.
What kind of towers are in Hamlin County?
Tower (type not specified) is the most common filed type (2 of 4 registrations), then monopole (1).
More in South Dakota
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 20, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structures in Hamlin County, South Dakota”, https://towercensus.com/towers/south-dakota/county/hamlin-county (data as of October 20, 2026).