Antenna structures in Sonoma County, California
At a glance
Sonoma County, California has 122 FCC-registered antenna structures, 57 of them marked constructed. That is the 24th-largest count among the 58 California counties with registrations, and 1% of the state's 11,860. The tallest constructed structure in the county is registration 1019377 near Annapolis at 75 m (246 ft).
Dataset updated . Refreshed from the FCC ASR weekly bulk database.
How does Sonoma County compare with the rest of California?
With 122 registrations, Sonoma County ranks 24th of 58 counties in California; Los Angeles County leads the state with 2,132. The average registered overall height here is 34 m, roughly in line with the California average of 32 m. The tallest standing structure, at 75 m, is about 2.2 times the county average.
What kinds of structures are registered in Sonoma County?
The most common filed structure type in Sonoma County is pole (code POLE), with 37 registrations (30.3%). It is followed by tower (32) and monopole (28). In all, 15 different FCC structure-type codes appear in the county.
By registration status: 57 constructed, 25 terminated, 18 granted (not yet constructed), 12 canceled and 10 dismantled. Only constructed registrations describe structures the registry treats as standing; canceled, dismantled and terminated records stay listed as history.
Who owns the towers in Sonoma County?
GTE Mobilnet of California Limited Partnership holds the most registrations in Sonoma County, with 22 of the 122. The next largest are SBA 2012 TC Assets, LLC (11), Crown Castle GT Company, LLC (8) and CALIFORNIA, STATE OF (5). 32 owners with two or more registrations nationwide hold structures in the county.
Which places in Sonoma County have registered structures?
Registrations in Sonoma County list 24 different city or place names. The most frequent are Santa Rosa (29), Petaluma (24), Sonoma (14), Windsor (9) and Cloverdale (9).
Every registration
All 122 structures in Sonoma County, tallest first
| # | Structure | Height | Type | Status |
|---|---|---|---|---|
| 1 | Vallejo · 1244462 | 221 m | Tower (type not specified) | Granted (not yet constructed) |
| 2 | Vallejo · 1244463 | 221 m | Tower (type not specified) | Granted (not yet constructed) |
| 3 | Vallejo · 1244464 | 221 m | Tower (type not specified) | Granted (not yet constructed) |
| 4 | Sears Point · 1250226 | 188 m | Tower (type not specified) | Granted (not yet constructed) |
| 5 | Sears Point · 1250227 | 188 m | Tower (type not specified) | Granted (not yet constructed) |
| 6 | Sears Point · 1250228 | 188 m | Tower (type not specified) | Granted (not yet constructed) |
| 7 | Annapolis · 1019377 | 75 m | Tower (type not specified) | Constructed |
| 8 | Santa Rosa · 1000695 | 68 m | Guyed tower | Constructed |
| 9 | Petaluma · 1204194 | 63 m | Tower (type not specified) | Constructed |
| 10 | Santa Rosa · 1015264 | 62 m | Tower (type not specified) | Terminated |
| 11 | Santa Rosa · 1016556 | 62 m | Tower (type not specified) | Terminated |
| 12 | Petaluma · 1201573 | 61 m | Tower (type not specified) | Terminated |
| 13 | Healdsburg · 1015147 | 61 m | Tower (type not specified) | Constructed |
| 14 | Santa Rosa · 1298311 | 60 m | Building with tower | Constructed |
| 15 | Santa Rosa · 1015145 | 59 m | Antenna tower array (tower 1 of 2) | Constructed |
| 16 | Sea Ranch · 1025887 | 56 m | Mast | Terminated |
| 17 | Santa Rosa · 1015146 | 55 m | Antenna tower array (tower 2 of 2) | Constructed |
| 18 | Calistoga · 1015727 | 49 m | Guyed tower | Constructed |
| 19 | Eldridge · 1328711 | 49 m | Monopole | Constructed |
| 20 | Sonoma · 1248511 | 48 m | Utility pole | Constructed |
| 21 | Middletown · 1274634 | 46 m | Tower (type not specified) | Constructed |
| 22 | Santa Rosa · 1014943 | 45 m | Building | Dismantled |
| 23 | Santa Rosa · 1015586 | 40 m | Tower (type not specified) | Constructed |
| 24 | Sonoma · 1297297 | 40 m | Pole | Constructed |
| 25 | Windsor · 1313764 | 40 m | Monopole | Granted (not yet constructed) |
| 26 | Healdsburg · 1330192 | 35 m | Monopole | Granted (not yet constructed) |
| 27 | Healdsburg · 1334683 | 35 m | Monopole | Granted (not yet constructed) |
| 28 | Middletown · 1051052 | 34 m | Tower (type not specified) | Terminated |
| 29 | Santa Rosa · 1014222 | 32 m | Tower (type not specified) | Constructed |
| 30 | Rohnert Park · 1014939 | 31 m | Tower (type not specified) | Terminated |
| 31 | Petaluma · 1015504 | 30 m | Pole | Constructed |
| 32 | Sebastopol · 1002216 | 30 m | Tower (type not specified) | Terminated |
| 33 | Petaluma · 1241809 | 30 m | Tower (type not specified) | Constructed |
| 34 | Cloverdale · 1297460 | 30 m | Monopole | Canceled |
| 35 | Fulton · 1015590 | 30 m | Pole | Constructed |
| 36 | St Helena · 1279144 | 29 m | Lattice tower | Constructed |
| 37 | Windspr · 1328488 | 29 m | Lattice tower | Granted (not yet constructed) |
| 38 | Kenwood · 1014282 | 29 m | Tower (type not specified) | Terminated |
| 39 | Sebastopol · 1013031 | 28 m | Tower (type not specified) | Terminated |
| 40 | Santa Rosa · 1270999 | 27 m | Disguised structure (tree) | Constructed |
| 41 | Petaluma · 1297418 | 27 m | Pole | Canceled |
| 42 | Santa Rosa · 1270433 | 27 m | Tower (type not specified) | Constructed |
| 43 | Sonoma · 1202614 | 26 m | Pole | Constructed |
| 44 | Santa Rosa · 1252562 | 26 m | Pole | Constructed |
| 45 | Windsor · 1275035 | 26 m | Monopole | Constructed |
| 46 | Santa Rosa · 1327394 | 26 m | Monopole | Granted (not yet constructed) |
| 47 | Sonoma · 1333054 | 26 m | Monopole | Granted (not yet constructed) |
| 48 | Cloverdale · 1296086 | 25 m | Monopole | Canceled |
| 49 | Santa Rosa · 1014223 | 24 m | Pole | Constructed |
| 50 | Petaluma · 1313035 | 24 m | Tank | Constructed |
| 51 | Sonoma · 1331473 | 24 m | Monopole | Granted (not yet constructed) |
| 52 | Healdsburg · 1314874 | 24 m | Monopole | Constructed |
| 53 | Fulton · 1294742 | 24 m | Monopole | Constructed |
| 54 | Windsor · 1329843 | 23 m | Monopole | Granted (not yet constructed) |
| 55 | Windsor · 1281806 | 23 m | Monopole | Constructed |
| 56 | Healdsburg · 1271086 | 23 m | Unspecified structure | Dismantled |
| 57 | Santa Rosa · 1307139 | 23 m | Pole | Canceled |
| 58 | Windsor · 1239152 | 23 m | Pole | Constructed |
| 59 | Santa Rosa · 1319028 | 23 m | Monopole | Constructed |
| 60 | Santa Rosa · 1007855 | 23 m | Pole | Terminated |
| 61 | Healdsburg · 1296923 | 22 m | Lattice tower | Canceled |
| 62 | Santa Rosa · 1286971 | 22 m | Lattice tower | Constructed |
| 63 | Petaluma · 1326149 | 22 m | Monopole | Constructed |
| 64 | Windsor · 1297604 | 21 m | Monopole | Constructed |
| 65 | Cloverdale · 1327773 | 21 m | Monopole | Constructed |
| 66 | Sonoma · 1201564 | 21 m | Monopole | Constructed |
| 67 | Santa Rosa · 1325298 | 21 m | Monopole | Constructed |
| 68 | Petaluma · 1307672 | 20 m | Monopole | Constructed |
| 69 | Sebastopol · 1013921 | 20 m | Pole | Terminated |
| 70 | Windsor · 1230246 | 20 m | Pole | Canceled |
| 71 | Santa Rosa · 1296369 | 20 m | Pole | Constructed |
| 72 | Sonoma · 1018790 | 20 m | Pole | Terminated |
| 73 | Cloverdale · 1298583 | 20 m | Monopole | Constructed |
| 74 | Petaluma · 1201566 | 19 m | Unspecified structure | Dismantled |
| 75 | Santa Rosa · 1267027 | 18 m | Pole | Constructed |
| 76 | Cloverdale · 1271068 | 18 m | Pole | Constructed |
| 77 | Sonoma · 1292844 | 18 m | Oil rig | Canceled |
| 78 | Windsor · 1306015 | 18 m | Monopole | Canceled |
| 79 | Sonoma · 1295313 | 18 m | Oil rig | Granted (not yet constructed) |
| 80 | Petaluma · 1269741 | 18 m | Disguised structure (tree) | Constructed |
| 81 | Petaluma · 1300762 | 18 m | Monopole | Constructed |
| 82 | Geysers · 1015589 | 18 m | Building | Terminated |
| 83 | Santa Rosa · 1015148 | 17 m | Pole | Constructed |
| 84 | Asti · 1018791 | 17 m | Pole | Terminated |
| 85 | Sonoma · 1271084 | 17 m | Unspecified structure | Dismantled |
| 86 | Windsor · 1321022 | 17 m | Monopole | Granted (not yet constructed) |
| 87 | Glen Ellen · 1018715 | 17 m | Pole | Terminated |
| 88 | Santa Rosa · 1294262 | 17 m | Pole | Canceled |
| 89 | Petaluma · 1017276 | 16 m | Pole | Terminated |
| 90 | Cloverdale · 1292763 | 16 m | Monopole | Constructed |
| 91 | Sonoma · 1009952 | 15 m | Pole | Canceled |
| 92 | Sonoma · 1299729 | 15 m | Oil rig | Granted (not yet constructed) |
| 93 | Petaluma · 1204607 | 15 m | Pole | Constructed |
| 94 | Cotati · 1271488 | 14 m | Tower (type not specified) | Dismantled |
| 95 | Petaluma · 1269707 | 14 m | Tower (type not specified) | Constructed |
| 96 | Santa Rosa · 1269747 | 14 m | Unspecified structure | Dismantled |
| 97 | Sebastopol · 1270013 | 14 m | Monopole | Dismantled |
| 98 | Petaluma · 1231756 | 14 m | Pole | Canceled |
| 99 | Santa Rosa · 1262841 | 14 m | Tower (type not specified) | Constructed |
| 100 | Santa Rosa · 1018235 | 13 m | Tower (type not specified) | Terminated |
| 101 | Cloverdale · 1217429 | 13 m | Pole | Constructed |
| 102 | Santa Rosa · 1271130 | 13 m | Tower (type not specified) | Dismantled |
| 103 | Cotati · 1013030 | 12 m | Pole | Terminated |
| 104 | Sonoma · 1016789 | 12 m | Pole | Terminated |
| 105 | Sonoma · 1019376 | 12 m | Pole | Terminated |
| 106 | Petaluma · 1322496 | 12 m | Pole | Constructed |
| 107 | Petaluma · 1253024 | 11 m | Pole | Constructed |
| 108 | Sebastopol · 1324304 | 11 m | Monopole | Constructed |
| 109 | Petaluma · 1208230 | 11 m | Pole | Constructed |
| 110 | Santa Rosa · 1229357 | 11 m | Tower (type not specified) | Granted (not yet constructed) |
| 111 | Petaluma · 1282959 | 11 m | Unspecified structure | Constructed |
| 112 | Sebastopol · 1013032 | 11 m | Pole | Terminated |
| 113 | Bodega Bay · 1021689 | 11 m | Tower (type not specified) | Terminated |
| 114 | Cloverdale · 1031932 | 11 m | Pole | Constructed |
| 115 | Cotati · 1017688 | 10 m | Pole | Terminated |
| 116 | Petaluma · 1017671 | 10 m | Pole | Terminated |
| 117 | Santa Rosa · 1014081 | 9 m | Building with pipe | Dismantled |
| 118 | Petaluma · 1271659 | 9 m | Tower (type not specified) | Constructed |
| 119 | Cloverdale · 1204552 | 8 m | Tower (type not specified) | Dismantled |
| 120 | Petaluma · 1201586 | 8 m | Tower (type not specified) | Terminated |
| 121 | Petaluma · 1202134 | 8 m | Pole | Canceled |
| 122 | Petaluma · 1240780 | 8 m | Pole | Constructed |
Frequently asked questions
How many cell towers are in Sonoma County, CA?
The FCC Antenna Structure Registration database lists 122 registered antenna structures in Sonoma County, California, 57 of them constructed. Registration is generally required only for structures taller than about 60 m or near airports, so shorter cell sites may not appear.
What is the tallest tower in Sonoma County?
The tallest constructed registered structure in Sonoma County is registration 1019377, a tower near Annapolis at 75 m (246 ft) overall height.
Who owns the most towers in Sonoma County?
GTE Mobilnet of California Limited Partnership holds the most registrations in Sonoma County (22), followed by SBA 2012 TC Assets, LLC (11).
What kind of towers are in Sonoma County?
Pole is the most common filed type (37 of 122 registrations), then tower (32).
More in California
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 structures in Sonoma County, California”, https://towercensus.com/towers/california/county/sonoma-county (data as of October 13, 2026).