Antenna structures in Contra Costa County, California

At a glance

Contra Costa County, California has 216 FCC-registered antenna structures, 116 of them marked constructed. That is the 14th-largest count among the 58 California counties with registrations, and 1.8% of the state's 11,862. The tallest constructed structure in the county is registration 1014626 near Clayton at 91 m (300 ft).

Dataset updated October 2026 . Refreshed from the FCC ASR weekly bulk database.

Registered structures

216

Constructed

116

Avg height

28 m

Tallest standing

91 m

How does Contra Costa County compare with the rest of California?

With 216 registrations, Contra Costa County ranks 14th of 58 counties in California; Los Angeles County leads the state with 2,132. The average registered overall height here is 28 m, about 13% below the California average of 32 m. The tallest standing structure, at 91 m, is about 3.2 times the county average.

What kinds of structures are registered in Contra Costa County?

The most common filed structure type in Contra Costa County is pole (code POLE), with 66 registrations (30.6%). It is followed by tower (59) and monopole (33). In all, 17 different FCC structure-type codes appear in the county.

By registration status: 116 constructed, 39 canceled, 29 terminated, 21 granted (not yet constructed) and 11 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 Contra Costa County?

GTE Mobilnet of California Limited Partnership holds the most registrations in Contra Costa County, with 29 of the 216. The next largest are T-Mobile West LLC (21), American Towers LLC (14) and PACIFIC GAS & ELECTRIC COMPANY (14). 49 owners with two or more registrations nationwide hold structures in the county.

Which places in Contra Costa County have registered structures?

Registrations in Contra Costa County list 32 different city or place names. The most frequent are Concord (54), Martinez (44), Pleasant Hill (12), Lafayette (10) and Byron (9).

Every registration

All 216 structures in Contra Costa County, tallest first

#	Structure	Height	Type	Status
1	Bethel Island · 1022770	221 m	Tower (type not specified)	Granted (not yet constructed)
2	Contra Costa · 1200726	167 m	Tower (type not specified)	Canceled
3	Lagayette · 1202903	108 m	Tower (type not specified)	Canceled
4	Clayton · 1014626	91 m	Lattice tower	Constructed
5	Oakley · 1238876	89 m	Tower (type not specified)	Granted (not yet constructed)
6	Oakley · 1238877	89 m	Tower (type not specified)	Granted (not yet constructed)
7	Richmond · 1016035	84 m	Antenna tower array (tower 2 of 2)	Constructed
8	Richmond · 1016036	84 m	Antenna tower array (tower 1 of 2)	Constructed
9	Orinda · 1010560	66 m	Guyed tower	Constructed
10	Moraga · 1010559	64 m	Tower (type not specified)	Dismantled
11	Orinda · 1010568	63 m	Lattice tower	Constructed
12	Orinda · 1010561	63 m	Guyed tower	Constructed
13	Oakland · 1014927	61 m	Tower (type not specified)	Constructed
14	Concord · 1017277	61 m	Building	Terminated
15	Pittsburg · 1284292	61 m	Pole	Granted (not yet constructed)
16	Oakland · 1273753	59 m	Unspecified structure	Dismantled
17	Pittsburg · 1057624	58 m	Lattice tower	Constructed
18	Concord · 1051047	53 m	Lattice tower	Constructed
19	San Ramon · 1015265	53 m	Tower (type not specified)	Terminated
20	San Ramon · 1016557	53 m	Tower (type not specified)	Terminated
21	Martinez · 1280516	53 m	Unspecified structure	Constructed
22	San Ramon · 1222544	52 m	Tower (type not specified)	Constructed
23	Antioch · 1049598	49 m	Lattice tower	Constructed
24	Richmond · 1017320	47 m	Monopole	Constructed
25	Clayton · 1232070	47 m	Tower (type not specified)	Constructed
26	Oakland · 1017279	46 m	Tower (type not specified)	Terminated
27	Concord · 1317406	44 m	Building	Constructed
28	Concord · 1325923	44 m	Building with antenna	Granted (not yet constructed)
29	Martinez · 1227580	44 m	Utility pole	Canceled
30	Martinez · 1254183	44 m	Mast	Terminated
31	Martinez · 1256523	44 m	Tower (type not specified)	Constructed
32	Orinda · 1232071	44 m	Tower (type not specified)	Constructed
33	Martinez · 1232138	44 m	Utility pole	Constructed
34	Antioch · 1049602	43 m	Tower (type not specified)	Constructed
35	Martinez · 1013607	43 m	Tower (type not specified)	Constructed
36	Concord · 1231640	43 m	Pole	Canceled
37	Martinez · 1244563	42 m	Utility pole	Constructed
38	Martinez · 1279323	41 m	Tower (type not specified)	Canceled
39	Byron · 1207273	40 m	Tower (type not specified)	Canceled
40	Byron · 1205052	40 m	Tower (type not specified)	Canceled
41	Brentwood · 1219804	40 m	Tower (type not specified)	Canceled
42	Orinda · 1282296	39 m	Tower (type not specified)	Constructed
43	Martinez · 1232116	38 m	Utility pole	Constructed
44	Brentwood · 1265819	38 m	Disguised structure (tree)	Constructed
45	Pittsburg · 1015507	37 m	Building	Terminated
46	Martinez · 1269135	37 m	Tower (type not specified)	Constructed
47	Martinez · 1232054	37 m	Tower (type not specified)	Constructed
48	Byron · 1284326	37 m	Pole	Constructed
49	Martinez · 1240493	36 m	Utility pole	Constructed
50	Concord · 1200861	35 m	Tower (type not specified)	Granted (not yet constructed)
51	Walnut Creek · 1318394	35 m	Utility pole	Granted (not yet constructed)
52	Brentwood · 1272033	34 m	Monopole	Granted (not yet constructed)
53	Martinez · 1216742	34 m	Utility pole	Canceled
54	Concord · 1015511	34 m	Tower (type not specified)	Dismantled
55	Pleasant Hill · 1311208	32 m	Pole	Canceled
56	Lafayette · 1281110	32 m	Tower (type not specified)	Constructed
57	Brentwood · 1328567	32 m	Monopole	Constructed
58	Richmond · 1015506	31 m	Tower (type not specified)	Terminated
59	Concord · 1206718	31 m	Building with antenna	Dismantled
60	Martinez · 1216745	31 m	Utility pole	Canceled
61	Pleasant Hill · 1271520	31 m	Monopole	Constructed
62	Byron · 1281446	31 m	Mast	Constructed
63	Concord · 1308536	31 m	Disguised structure (tree)	Canceled
64	Bethel Island · 1331479	31 m	Monopole	Constructed
65	Oakland · 1014315	30 m	Pole	Terminated
66	Round Top · 1014331	30 m	Pole	Terminated
67	Oakley · 1018719	30 m	Pole	Terminated
68	Concord · 1210500	30 m	Tower (type not specified)	Canceled
69	Concord · 1216691	30 m	Tower (type not specified)	Constructed
70	Bethel Island · 1331375	30 m	Monopole	Constructed
71	Brentwood · 1015541	29 m	Tower (type not specified)	Terminated
72	Alamo · 1002689	29 m	Pole	Terminated
73	Antioch · 1269479	28 m	Monopole	Constructed
74	Pleasant Hill · 1314952	28 m	Pole	Constructed
75	Concord · 1327973	28 m	Building	Constructed
76	San Francisco · 1000021	27 m	Tower (type not specified)	Canceled
77	Concord · 1262440	27 m	Unspecified structure	Dismantled
78	Concord · 1268144	27 m	Tower (type not specified)	Constructed
79	Concord · 1233143	26 m	Building with tower	Constructed
80	Oakley · 1256842	26 m	Pole	Constructed
81	East Contra Costa · 1275551	26 m	Disguised structure (tree)	Constructed
82	Orinda · 1282091	26 m	Tower (type not specified)	Constructed
83	Martinez · 1291668	26 m	Monopole	Constructed
84	Martinez · 1013445	26 m	Building with pole	Constructed
85	Pleasant Hill · 1201820	26 m	Pole	Granted (not yet constructed)
86	Martinez · 1314315	25 m	Monopole	Constructed
87	Concord · 1062724	25 m	Tower (type not specified)	Constructed
88	Concord · 1278918	25 m	Pole	Canceled
89	Martinez · 1282775	25 m	Tower (type not specified)	Constructed
90	Pleasant Hill · 1227818	25 m	Pole	Granted (not yet constructed)
91	El Cerrito · 1016792	24 m	Pole	Terminated
92	Pleasant Hill · 1282759	24 m	Tower (type not specified)	Canceled
93	Concord · 1314918	24 m	Building	Constructed
94	Pittsburg · 1330231	24 m	Monopole	Constructed
95	Martinez · 1018250	24 m	Pole	Dismantled
96	Martinez · 1018255	24 m	Pipe	Terminated
97	Concord · 1226802	24 m	Pole	Constructed
98	Concord · 1294661	24 m	Monopole	Constructed
99	Pittsburg · 1016291	24 m	Pole	Terminated
100	Concord · 1272036	24 m	Monopole	Constructed
101	Brentwood · 1274681	24 m	Silo	Constructed
102	Brentwood · 1279503	24 m	Tower (type not specified)	Constructed
103	Concord · 1314783	24 m	Utility pole	Constructed
104	Concord · 1315160	23 m	Monopole	Granted (not yet constructed)
105	Walnut Creek · 1200752	23 m	Tower (type not specified)	Terminated
106	Richmond · 1287210	23 m	Monopole	Constructed
107	Danville · 1327265	23 m	Pole	Granted (not yet constructed)
108	San Ramon · 1335004	23 m	Monopole	Granted (not yet constructed)
109	Richmond · 1001112	23 m	Pole	Terminated
110	Martinez · 1018249	22 m	Tower (type not specified)	Constructed
111	Antioch · 1016239	22 m	Tower (type not specified)	Terminated
112	Lafayette · 1018243	22 m	Building with mast	Terminated
113	Martinez · 1202218	22 m	Tower (type not specified)	Constructed
114	Concord · 1222425	21 m	Pole	Canceled
115	Concord · 1307471	21 m	Monopole	Constructed
116	Pacheco · 1273377	21 m	Pole	Constructed
117	Concord · 1275446	21 m	Pole	Granted (not yet constructed)
118	Byron Hot Springs · 1014396	21 m	Pole	Dismantled
119	Byron · 1050801	21 m	Pole	Constructed
120	Lafayette · 1326022	20 m	Monopole	Constructed
121	Brentwood · 1265820	20 m	Disguised structure (tree)	Constructed
122	Rodeo · 1273100	20 m	Disguised structure (tree)	Constructed
123	Concord · 1282846	20 m	Pole	Constructed
124	Concord · 1295455	20 m	Building	Constructed
125	Concord · 1234845	20 m	Pole	Constructed
126	Martinez · 1222219	19 m	Pole	Canceled
127	Martinez · 1265817	19 m	Mast	Constructed
128	Pleasant Hill · 1211507	18 m	Pole	Canceled
129	Concord · 1211545	18 m	Pole	Canceled
130	Concord · 1214892	18 m	Pole	Constructed
131	Concord · 1227147	18 m	Monopole	Constructed
132	Concord · 1230305	18 m	Pole	Constructed
133	Pacheco · 1233640	18 m	Pole	Constructed
134	Martinez · 1264806	18 m	Tower (type not specified)	Canceled
135	Concord · 1280409	18 m	Monopole	Constructed
136	Lafayette · 1286601	18 m	Pole	Canceled
137	Martinez · 1287508	18 m	Guyed tower	Constructed
138	Richmond · 1327427	18 m	Monopole	Canceled
139	Martinez · 1329210	18 m	Monopole	Granted (not yet constructed)
140	Pleasant Hill · 1331580	18 m	Monopole	Granted (not yet constructed)
141	Antioch · 1015512	18 m	Pole	Terminated
142	San Ramon · 1060664	18 m	Pole	Constructed
143	Oakland · 1275688	18 m	Tower (type not specified)	Constructed
144	Martinez · 1321607	18 m	Lattice tower	Constructed
145	Concord · 1271078	18 m	Tower (type not specified)	Constructed
146	Concord · 1278584	18 m	Tower (type not specified)	Canceled
147	Lafayette · 1286286	17 m	Pole	Canceled
148	El Cerrito · 1269499	17 m	Tower (type not specified)	Constructed
149	Byron · 1270955	17 m	Pole	Constructed
150	Walnut Creek · 1287597	17 m	Pole	Constructed
151	Bay Point · 1304274	17 m	Building	Granted (not yet constructed)
152	Pittsburg · 1060922	17 m	Monopole	Constructed
153	Hercules · 1018258	16 m	Pole	Constructed
154	Pleasant Hill · 1220528	16 m	Pole	Canceled
155	Concord · 1267056	16 m	Pole	Constructed
156	Martinez · 1269447	16 m	Tower (type not specified)	Dismantled
157	Pittsburg · 1053799	15 m	Tower (type not specified)	Constructed
158	Concord · 1220532	15 m	Pole	Terminated
159	Pleasant Hill · 1273552	15 m	Tower (type not specified)	Canceled
160	Martinez · 1275027	15 m	Monopole	Constructed
161	Martinez · 1275028	15 m	Tower (type not specified)	Constructed
162	Concord · 1278068	15 m	Pole	Constructed
163	Richmond · 1278831	15 m	Disguised structure (tree)	Constructed
164	Orinda · 1284680	15 m	Pole	Constructed
165	Pacheco · 1296959	15 m	Pole	Constructed
166	Clayton · 1272052	15 m	Tower (type not specified)	Constructed
167	Martinez · 1271099	14 m	Tower (type not specified)	Constructed
168	Lafayette · 1318215	14 m	Building	Constructed
169	Concord · 1059841	14 m	Pole	Dismantled
170	Concord · 1057386	14 m	Tower (type not specified)	Canceled
171	Pleasant Hill · 1245331	14 m	Pole	Canceled
172	Concord · 1250260	14 m	Lattice tower	Constructed
173	Orinda · 1280340	14 m	Pole	Canceled
174	Concord · 1300950	14 m	Monopole	Granted (not yet constructed)
175	Concord · 1230080	13 m	Pole	Constructed
176	Martinez · 1327162	13 m	Building with antenna	Constructed
177	Moraga · 1326914	13 m	Building with antenna	Granted (not yet constructed)
178	Walnut Creek · 1324063	13 m	Pole	Constructed
179	Martinez · 1031931	13 m	Building	Terminated
180	Pacheco · 1051732	13 m	Pole	Constructed
181	Martinez · 1251079	13 m	Pole	Constructed
182	Martinez · 1057391	12 m	Building with antenna	Terminated
183	Pittsburg · 1240513	12 m	Tower (type not specified)	Dismantled
184	Concord · 1244091	12 m	Pole	Constructed
185	Lafayette · 1276952	12 m	Tower (type not specified)	Terminated
186	Lafayette · 1272053	12 m	Unspecified structure	Dismantled
187	Martinez · 1002288	12 m	Pole	Terminated
188	Pleasant Hill · 1228375	12 m	Pole	Canceled
189	Pinole · 1016240	11 m	Tower (type not specified)	Terminated
190	Martinez · 1294636	11 m	Pole	Canceled
191	Clayton · 1059844	11 m	Disguised structure (tree)	Constructed
192	Concord · 1271434	11 m	Monopole	Constructed
193	Lafayette · 1281755	11 m	Mast	Canceled
194	Walnut Creek · 1328081	11 m	Building with antenna	Granted (not yet constructed)
195	Concord · 1231203	11 m	Building	Constructed
196	Martinez · 1203416	11 m	Pole	Constructed
197	Oakland · 1018248	11 m	Pole	Terminated
198	Concord · 1002289	10 m	Pole	Constructed
199	Concord · 1292686	10 m	Silo	Constructed
200	Martinez · 1252756	10 m	Pole	Canceled
201	Concord · 1057390	10 m	Tower (type not specified)	Terminated
202	Martinez · 1328133	10 m	Monopole	Constructed
203	Lafayette · 1324177	9 m	Monopole	Constructed
204	Concord · 1305584	9 m	Monopole	Canceled
205	Concord · 1305616	9 m	Monopole	Canceled
206	Martinez · 1001888	9 m	Pole	Canceled
207	Walnut Creek · 1273565	9 m	Pole	Canceled
208	Martinez · 1287369	9 m	Monopole	Canceled
209	Martinez · 1334697	9 m	Monopole	Granted (not yet constructed)
210	Danville · 1018245	9 m	Pole	Terminated
211	Concord · 1050800	9 m	Pole	Constructed
212	Port Chicago · 1015509	8 m	Pole	Constructed
213	Concord · 1296557	8 m	Monopole	Constructed
214	Byron · 1212742	6 m	Pole	Constructed
215	Byron · 1270776	6 m	Tower (type not specified)	Constructed
216	Byron · 1270777	6 m	Tower (type not specified)	Constructed

Frequently asked questions

How many cell towers are in Contra Costa County, CA?

The FCC Antenna Structure Registration database lists 216 registered antenna structures in Contra Costa County, California, 116 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 Contra Costa County?

The tallest constructed registered structure in Contra Costa County is registration 1014626, a lattice tower near Clayton at 91 m (300 ft) overall height.

Who owns the most towers in Contra Costa County?

GTE Mobilnet of California Limited Partnership holds the most registrations in Contra Costa County (29), followed by T-Mobile West LLC (21).

What kind of towers are in Contra Costa County?

Pole is the most common filed type (66 of 216 registrations), then tower (59).

About this data

Source: FCC Antenna Structure Registration (ASR) database, as published October 20, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.

Cite as: TowerCensus, “Antenna structures in Contra Costa County, California”, https://towercensus.com/towers/california/county/contra-costa-county (data as of October 20, 2026).