Monopole 1244761 — Crystal Lake, IL
ConstructedFCC Antenna Structure Registration 1244761 — monopole near Crystal Lake, Illinois. Single-shaft steel pole, the standard modern cell-site structure.
At a glance
FCC Antenna Structure Registration 1244761 is a 45 m (147 ft) monopole near Crystal Lake, McHenry County, Illinois. Its registration status is constructed, with construction recorded on Mar 11, 2005. It is registered to T-Mobile USA Tower LLC, which holds 1,344 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1244761 |
| Unique system identifier | 2643907 |
| Status | Constructed (C) |
| Structure type | Monopole (MTOWER) |
| Date constructed | Mar 11, 2005 |
| Registration issued | Jan 23, 2026 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2017-AGL-10556-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
Bellevue, WA · FRN 0022193270
Holds 1,344 FCC structure registrations — view the full portfolio →
Location
- Address
- 8611 Huntley Road
- City
- Crystal Lake
- State
- Illinois
- ZIP
- 60014
- County
- McHenry County
- County FIPS
- 17111
- Coordinates
- 42.20469, -88.36594
Within ~40 km
Nearby structures
Tower (type not specified) · Constructed
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- 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 1244761 compared with others?
At 45 m, structure 1244761 is about 23% below the 59 m average across the 190 structures registered in McHenry County. It is about 35% below the Illinois average of 69 m across 7,110 registrations. Among the 24,638 registrations nationwide filed under the same structure-type code (MTOWER), the average overall height is 42 m, so this one is roughly in line with that figure.
The supporting structure itself measures 43 m; antennas and other appurtenances on top bring the overall height above ground to 45 m. The site's filed ground elevation is 270 m, which puts the top of the structure 315 m above mean sea level.
Where is structure 1244761, and what is registered around it?
The registration places the structure near Crystal Lake in McHenry County, Illinois, at coordinates 42.20469, -88.36594, with the site address filed as "8611 Huntley Road". 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 7,110 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 1244761 on Jan 23, 2026. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 5,177 in Illinois.
Who owns antenna structure 1244761?
The FCC record lists T-Mobile USA Tower LLC of Bellevue, WA as the registered owner, under FCC Registration Number 0022193270. Across the registry it holds 1,344 structure registrations, the 22nd-largest portfolio among the 7,865 owners with two or more, including 154 in Illinois. Its most common filed structure-type code is TOWER (668 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2017-AGL-10556-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 1244761?
Its registered overall height above ground is 45 m (147 ft), and 315 m (1,033 ft) above mean sea level.
Who owns tower 1244761?
The registered owner is T-Mobile USA Tower LLC, which holds 1,344 FCC antenna structure registrations.
Where is antenna structure 1244761?
It is located near Crystal Lake, McHenry County, Illinois at 8611 Huntley Road (42.20469, -88.36594). Its status is constructed; it was constructed on Mar 11, 2005.
What type of structure is 1244761?
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. 24,638 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 1244761, weekly bulk file.
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 structure 1244761, Crystal Lake, McHenry County, Illinois”, https://towercensus.com/towers/illinois/crystal-lake-1244761 (data as of October 13, 2026).