Lattice tower 1009155 — Chicago, IL
ConstructedFCC Antenna Structure Registration 1009155 — lattice tower near Chicago, Illinois. Open-framework steel lattice tower.
At a glance
FCC Antenna Structure Registration 1009155 is a 78 m (257 ft) lattice tower near Chicago, Cook County, Illinois. Its registration status is constructed, with construction recorded on Jan 1, 1984. It is registered to American Towers LLC, which holds 21,809 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1009155 |
| Unique system identifier | 113745 |
| Status | Constructed (C) |
| Structure type | Lattice tower (LTOWER) |
| Date constructed | Jan 1, 1984 |
| Registration issued | Jan 22, 2026 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2021-AGL-27625-OE |
| FAA circular | 70/7460-1K |
| Painting / lighting spec | 4, 8, 12 |
| Marking / lighting code | FAA Style E (7) |
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 21,809 FCC structure registrations — view the full portfolio →
Location
- Address
- 1003 S WASHTENAW ST (Loop #303858)
- City
- Chicago
- State
- Illinois
- ZIP
- 60612
- County
- Cook County
- County FIPS
- 17031
- Coordinates
- 41.86911, -87.69331
Within ~40 km
Nearby structures
Building with tower · Constructed
Building with mast · Constructed
Building with tower · Constructed
Building with tower · Constructed
Building with tower · Granted (not yet constructed)
Building with mast · Canceled
How tall is structure 1009155 compared with others?
At 78 m, structure 1009155 is about 63% above the 48 m average across the 965 structures registered in Cook County. It is about 14% above the Illinois average of 69 m across 7,110 registrations. Among the 35,886 registrations nationwide filed under the same structure-type code (LTOWER), the average overall height is 73 m, so this one is roughly in line with that figure.
The supporting structure itself measures 77 m; antennas and other appurtenances on top bring the overall height above ground to 78 m. The site's filed ground elevation is 182 m, which puts the top of the structure 260 m above mean sea level.
Where is structure 1009155, and what is registered around it?
The registration places the structure near Chicago in Cook County, Illinois, at coordinates 41.86911, -87.69331, with the site address filed as "1003 S WASHTENAW ST (Loop #303858)". Cook County has 965 FCC-registered antenna structures, the largest count among the 102 Illinois counties with registrations, and 641 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 Chicago, IL · 1032959, a building tower at 527 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 1009155 on Jan 22, 2026. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 5,177 in Illinois.
Who owns antenna structure 1009155?
The FCC record lists American Towers LLC of Woburn, MA as the registered owner, under FCC Registration Number 0011498342. Across the registry it holds 21,809 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 (5,885 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2021-AGL-27625-OE and FAA Advisory Circular 70/7460-1K, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 7, is listed on the FCC registration form as "FAA Style E". The painting and lighting specification on file cites FAA chapters 4, 8, 12.
Frequently asked questions
How tall is antenna structure 1009155?
Its registered overall height above ground is 78 m (257 ft), and 260 m (854 ft) above mean sea level.
Who owns tower 1009155?
The registered owner is American Towers LLC, which holds 21,809 FCC antenna structure registrations.
Where is antenna structure 1009155?
It is located near Chicago, Cook County, Illinois at 1003 S WASHTENAW ST (Loop #303858) (41.86911, -87.69331). Its status is constructed; it was constructed on Jan 1, 1984.
What type of structure is 1009155?
It is filed with the FCC under structure-type code LTOWER, which decodes to "Lattice tower". Open-framework steel lattice tower. 35,886 registrations nationwide use the same code.
How many antenna structures are registered in Cook County, IL?
Cook County has 965 FCC-registered antenna structures, 641 of them constructed — the largest count among 102 counties in Illinois.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1009155, 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 1009155, Chicago, Cook County, Illinois”, https://towercensus.com/towers/illinois/chicago-1009155 (data as of October 13, 2026).