Cell towers in Isanti County, MN

The FCC registry lists 19 constructed antenna structures in Isanti County, 1% of Minnesota's 2,993. Ownership is spread across 15 registrants; the largest, T-Mobile, has 3 (16%). The three big tower companies — American Tower, Crown Castle and SBA — hold 4 between them.

Value a buyout offer

1Constructed structures 19
2Tallest 381 ft
3Largest owner T-Mobile
4Median height (state 260 ft) 223 ft

Structures

rank 68 of 87 in MN

Most common type

Tower

32% of structures

Over 200 feet

58% of structures

Peak build decade

1990s

26% built then

Who owns the towers in Isanti County

15 different registrants own the 19 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 Isanti County by owner group, bars to scale. Source: FCC ASR, October 2026.

Height and age

The median structure here stands 223 feet, 37 feet shorter than the Minnesota median, typical of denser areas where more, shorter sites fill in coverage. The tallest is a tower near Isanti at 381 feet, built in 1991. More than in any other decade, 26% were built in the 1990s.

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

Structures in Isanti 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
1025211	Tower	381 ft	1991	Isanti	Contact Wireless, LLC
1025300	Tower	327 ft	1977	Cambridge	VB Nimbus, LLC
1216091	Guyed tower	313 ft	2021	Cambridge	K2 Towers III, LLC
1222271	Lattice tower	284 ft	2006	Isanti	Cellco Partnership
1318385	Guyed tower	284 ft	2022	Princeton	Tillman Infrastructure, LLC
1318445	Guyed tower	283 ft	2022	Isanti	Tillman Infrastructure, LLC
1030398	Lattice tower	270 ft	2025	Cambridge	Great River Energy
1234888	Tower	260 ft	2002	Cambridge	CCTM2 LLC
1235028	Lattice tower	259 ft	2002	Braham	T-Mobile USA Tower LLC
1292497	Monopole	223 ft	2015	Isanti	Rural Cellular Corporation
1291290	Monopole	204 ft	2014	Cambrige	Rural Cellular Corporation
1057185	Tower	199 ft	1997	Cambridge	T-Mobile USA Tower LLC
1214647	Tower	199 ft	2000	Cambridge	T-Mobile USA Tower LLC
1228653	Guyed tower	199 ft	1999	Cambrige	American Towers LLC
1266397	Pole	199 ft	2007	Athens	SBA Monarch Towers I, LLC
1060898	Lattice tower	190 ft	1998	Isanti	SBA Structures, LLC
1207158	Tower	120 ft	1992	Cambridge	Minnesota, State of
1211408	Pole	92 ft	1985	Cambridge	Walter E. Olson & Son Inc.
1330921	Lattice tower	37 ft	2025	Cambridge	State of MN MnDOT Aeronautics

If you have a tower lease in Isanti 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 Minnesota with similar tower counts: Chippewa County (20), Lake of the Woods County (20), Waseca County (20), Cottonwood County (18), Watonwan County (18).

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.