Cell towers in Knox County, ME

The FCC registry lists 15 constructed antenna structures in Knox County, 2% of Maine's 783. Array Digital Infrastructure owns 5 of them (33%), so a landowner here with a tower lease is more likely than not dealing with one company. The three big tower companies — American Tower, Crown Castle and SBA — hold 4 between them.

Value a buyout offer

1Constructed structures 15
2Tallest 502 ft
3Largest owner Array Digital Infrastructure
4Median height (state 198 ft) 190 ft

Structures

rank 15 of 16 in ME

Most common type

Lattice tower

60% of structures

Over 200 feet

27% of structures

Peak build decade

2000s

33% built then

Who owns the towers in Knox County

9 different registrants own the 15 structures. Owner names are the registrant's legal entity as filed with the FCC; the large tower companies file under many subsidiary names, which this site groups into families where the brand is in the name or listed in the company's SEC filings.

Constructed structures in Knox County by owner group, bars to scale. Source: FCC ASR, October 2026.

Height and age

The median structure here stands 190 feet, close to the Maine median of 198 feet. The tallest is a tower near Thomaston at 502 feet, built in 1992. More than in any other decade, 33% were built in the 2000s.

Structures in Knox County by type, bars to scale. Source: FCC ASR.

Structures in Knox County by decade built, columns to scale. Source: FCC ASR.

Every registered structure

Sorted tallest first. The registration number opens the FCC record, which shows the exact location and the owner's contact for the structure. A tower on your land that is not in this list is probably under 200 feet and away from airports, so it did not need registering — see why some towers aren't listed.

FCC reg.	Type	Height	Built	City	Owner
1022010	Tower	502 ft	1992	Thomaston	Global Signal Acquisitions LLC
1309578	Lattice tower	364 ft	2021	Rockland	Mariner Tower, LLC
1223717	Lattice tower	341 ft	2009	Rockland	American Towers LLC
1259936	Lattice tower	260 ft	2007	Cushing	ARRAY DIGITAL INFRASTRUCTURE, INC.
1329190	Guyed tower	200 ft	2000	Hope	Industrial Tower and Wireless, LLC
1309585	Lattice tower	199 ft	2012	Vinalhaven	Tower Specialists, Inc.
1305941	Monopole	195 ft	2014	Union	American Towers LLC
1256922	Lattice tower	190 ft	2007	Union	ARRAY DIGITAL INFRASTRUCTURE, INC.
1305938	Lattice tower	190 ft	2015	Washington	American Towers LLC
1019875	Guyed tower	174 ft	1994	Camden	RURAL CELLULAR CORPORATION
1285567	Lattice tower	160 ft	2012	Thomaston	ARRAY DIGITAL INFRASTRUCTURE, INC.
1301967	Lattice tower	157 ft	2006	Thomaston	Rural Cellular Corporation
1012380	Lattice tower	151 ft	1997	Rockland	ARRAY DIGITAL INFRASTRUCTURE, INC.
1320449	Monopole	124 ft	2021	Rockland	Bay Communications III LLC
1283970	Pole	106 ft	2012	Friendship	ARRAY DIGITAL INFRASTRUCTURE, INC.

If you have a tower lease in Knox County

Find your structure above, open its FCC record and confirm the owner — that is the company your lease runs to today, even if a different carrier signed it originally. Before answering a buyout offer, put your current rent, escalator and remaining term into the calculator to see what the rent is worth and what return the offer assumes.

Counties in Maine with similar tower counts: Lincoln County (24), Sagadahoc County (22), Franklin County (16), Piscataquis County (10).

Source: FCC Antenna Structure Registration, weekly public access file (r_tower.zip, created 2026-10-18); constructed registrations only; locations rounded. Checked 2026-10-23. Methodology.