Monopole 1239083 — McHenry, IL
ConstructedFCC Antenna Structure Registration 1239083 — monopole near McHenry, Illinois. Single-shaft steel pole, the standard modern cell-site structure.
At a glance
FCC Antenna Structure Registration 1239083 is a 60 m (198 ft) monopole near McHenry, McHenry County, Illinois. Its registration status is constructed, with construction recorded on Apr 1, 1999. It is registered to American Towers LLC, which holds 21,807 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1239083 |
| Unique system identifier | 2637416 |
| Status | Constructed (C) |
| Structure type | Monopole (MTOWER) |
| Date constructed | Apr 1, 1999 |
| Registration issued | Jul 28, 2022 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2021-AGL-28727-OE |
| FAA circular | — |
| Painting / lighting spec | NONE |
| Marking / lighting code | None (1) |
The painting/lighting specification is copied as filed: the FAA marking and lighting chapters and paragraphs cited in the ASR record. The marking/lighting code is decoded using the FCC registration form's code list.
Registered owner
Woburn, MA · FRN 0011498342
Holds 21,807 FCC structure registrations — view the full portfolio →
Location
- Address
- 606 S. Route 31 (303745)
- City
- McHenry
- State
- Illinois
- ZIP
- 60050
- County
- McHenry County
- County FIPS
- 17111
- Coordinates
- 42.32058, -88.27347
Within ~40 km
Nearby structures
Tower (type not specified) · Constructed
Structure type 2TOWER · Constructed
- Itasca, IL · 1013846212 m
Unspecified structure · Dismantled
- Elgin, IL · 1009079152 m
Tower (type not specified) · Constructed
Structure type 2TOWER · Constructed
Tower (type not specified) · Constructed
How tall is structure 1239083 compared with others?
At 60 m, structure 1239083 is roughly in line with the 59 m average across the 190 structures registered in McHenry County. It is about 12% below the Illinois average of 69 m across 7,108 registrations. Among the 24,598 registrations nationwide filed under the same structure-type code (MTOWER), the average overall height is 42 m, so this one is about 44% above that figure.
The supporting structure itself measures 59 m; antennas and other appurtenances on top bring the overall height above ground to 60 m. The site's filed ground elevation is 253 m, which puts the top of the structure 313 m above mean sea level.
Where is structure 1239083, and what is registered around it?
The registration places the structure near McHenry in McHenry County, Illinois, at coordinates 42.32058, -88.27347, with the site address filed as "606 S. Route 31 (303745)". McHenry County has 190 FCC-registered antenna structures, the 5th-largest count among the 102 Illinois counties with registrations, and 124 of them are marked constructed. Illinois as a whole has 7,108 registrations, the 6th-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Elk Grove Village, IL · 1007548, a tower at 229 m (constructed).
What does the status "Constructed" mean?
Constructed means the owner has notified the FCC that construction is complete, so the registry treats the structure as standing. The FCC issued registration 1239083 on Jul 28, 2022. Nationally, 141,861 of the 197,703 registrations (71.8%) carry the constructed status, including 5,175 in Illinois.
Who owns antenna structure 1239083?
The FCC record lists American Towers LLC of Woburn, MA as the registered owner, under FCC Registration Number 0011498342. Across the registry it holds 21,807 structure registrations, the largest portfolio among the 7,865 owners with two or more, including 881 in Illinois. Its most common filed structure-type code is LTOWER (5,864 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2021-AGL-28727-OE, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 1, is listed on the FCC registration form as "None".
Frequently asked questions
How tall is antenna structure 1239083?
Its registered overall height above ground is 60 m (198 ft), and 313 m (1,028 ft) above mean sea level.
Who owns tower 1239083?
The registered owner is American Towers LLC, which holds 21,807 FCC antenna structure registrations.
Where is antenna structure 1239083?
It is located near McHenry, McHenry County, Illinois at 606 S. Route 31 (303745) (42.32058, -88.27347). Its status is constructed; it was constructed on Apr 1, 1999.
What type of structure is 1239083?
It is filed with the FCC under structure-type code MTOWER, which decodes to "Monopole". Single-shaft steel pole, the standard modern cell-site structure. 24,598 registrations nationwide use the same code.
How many antenna structures are registered in McHenry County, IL?
McHenry County has 190 FCC-registered antenna structures, 124 of them constructed — the 5th-largest count among 102 counties in Illinois.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1239083, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 6, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1239083, McHenry, McHenry County, Illinois”, https://towercensus.com/towers/illinois/mchenry-1239083 (data as of October 6, 2026).