A HERE CITY NETWORK PublicationSaturday, October 31, 2026 路 California editionHow it worksSign inJoin free

The People, Projects & Resources that Build California

California counties

Construction in all 58 California counties

One hub per county: upcoming Caltrans lettings, the licensed contractors based there, local project news, and the Caltrans district office that covers it.

District 1 (Eureka)

Del Norte County
139 licensed contractors 路 2 upcoming Caltrans proposals
Humboldt County
1,052 licensed contractors 路 2 upcoming Caltrans proposals
Lake County
503 licensed contractors
Mendocino County
885 licensed contractors 路 5 upcoming Caltrans proposals

District 2 (Redding)

Lassen County
157 licensed contractors
Modoc County
58 licensed contractors 路 1 upcoming Caltrans proposal
Plumas County
254 licensed contractors
Shasta County
1,682 licensed contractors 路 3 upcoming Caltrans proposals
Siskiyou County
391 licensed contractors 路 1 upcoming Caltrans proposal
Tehama County
357 licensed contractors
Trinity County
113 licensed contractors 路 1 upcoming Caltrans proposal

District 3 (Marysville)

Butte County
1,676 licensed contractors 路 2 upcoming Caltrans proposals
Colusa County
87 licensed contractors
El Dorado County
2,343 licensed contractors
Glenn County
175 licensed contractors
Nevada County
1,641 licensed contractors
Placer County
4,341 licensed contractors 路 1 upcoming Caltrans proposal
Sacramento County
8,902 licensed contractors 路 2 upcoming Caltrans proposals
Sierra County
36 licensed contractors
Sutter County
568 licensed contractors
Yolo County
1,056 licensed contractors
Yuba County
461 licensed contractors 路 1 upcoming Caltrans proposal

District 4 (Oakland)

Alameda County
6,934 licensed contractors 路 2 upcoming Caltrans proposals
Contra Costa County
6,898 licensed contractors 路 1 upcoming Caltrans proposal
Marin County
2,501 licensed contractors 路 1 upcoming Caltrans proposal
Napa County
1,061 licensed contractors
San Francisco County
3,696 licensed contractors
San Mateo County
4,411 licensed contractors
Santa Clara County
8,903 licensed contractors
Solano County
2,227 licensed contractors
Sonoma County
5,130 licensed contractors 路 2 upcoming Caltrans proposals

District 5 (San Luis Obispo)

Monterey County
2,608 licensed contractors 路 1 upcoming Caltrans proposal
San Benito County
570 licensed contractors
San Luis Obispo County
3,160 licensed contractors 路 2 upcoming Caltrans proposals
Santa Barbara County
3,131 licensed contractors 路 2 upcoming Caltrans proposals
Santa Cruz County
2,399 licensed contractors 路 3 upcoming Caltrans proposals

District 6 (Fresno)

Fresno County
3,848 licensed contractors
Kern County
3,373 licensed contractors 路 1 upcoming Caltrans proposal
Kings County
276 licensed contractors
Madera County
812 licensed contractors
Tulare County
1,575 licensed contractors

District 7 (Los Angeles)

Los Angeles County
45,450 licensed contractors 路 11 upcoming Caltrans proposals
Ventura County
5,978 licensed contractors 路 1 upcoming Caltrans proposal

District 8 (San Bernardino)

Riverside County
14,807 licensed contractors 路 3 upcoming Caltrans proposals
San Bernardino County
10,025 licensed contractors 路 9 upcoming Caltrans proposals

District 9 (Bishop)

Inyo County
165 licensed contractors 路 2 upcoming Caltrans proposals
Mono County
210 licensed contractors

District 10 (Stockton)

Alpine County
19 licensed contractors 路 2 upcoming Caltrans proposals
Amador County
398 licensed contractors
Calaveras County
619 licensed contractors
Mariposa County
170 licensed contractors
Merced County
1,036 licensed contractors 路 4 upcoming Caltrans proposals
San Joaquin County
3,314 licensed contractors 路 2 upcoming Caltrans proposals
Stanislaus County
2,692 licensed contractors
Tuolumne County
586 licensed contractors

District 11 (San Diego)

Imperial County
380 licensed contractors 路 3 upcoming Caltrans proposals
San Diego County
19,490 licensed contractors 路 12 upcoming Caltrans proposals

District 12 (Irvine)

Orange County
18,156 licensed contractors 路 4 upcoming Caltrans proposals