Weaverville is a census-designated place and the county seat of Trinity County, California in the United States. The population was 3,600 at the 2010 census, up from 3,554 at the 2000 census.
Chico ( CHEE-koh; Spanish for "little") is the most populous city in Butte County, California, United States. As of the 2020 United States Census, the population was 101,475, reflecting an increase of 15,288 from the 86,187 counted in the 2010 Census, and making it the largest California city north of Sacramento. Following the 2018 Camp Fire that destroyed much of the neighboring town of Paradise, the population of Chico surged as many people who lost their homes in the fire moved to Chico. In 2019, the US Census estimated the population of Chico was 103,301. The city is the cultural, economic, and educational center of the northern Sacramento Valley and home to both California State University, Chico and Bidwell Park, the country's 26th largest municipal park and the 13th largest municipally-owned park. Bidwell Park makes up over 17% of the city. Other cities in the Chico Metropolitan Area (population 212,000) include Paradise and Oroville, while local towns and villages (unincorporated areas) include Durham, Cohasset, Dayton, Nord, and Forest Ranch. The Chico Metropolitan Area is the 14th largest Metropolitan Statistical Area in California. The nickname "City of Roses" appears on the Seal of the City of Chico. The city has long been called the "City of Trees", and has been designated a Tree City USA for 31 years by the National Arbor Day Foundation.
Humboldt County is a county in the U.S. state of California. As of the 2010 census, the population was 132,646. The county seat is Eureka.Humboldt County comprises the Eureka–Arcata–Fortuna, California Micropolitan Statistical Area. It is located on the far North Coast, about 270 miles (435 km) north of San Francisco. Its primary population centers of Eureka, the site of College of the Redwoods main campus, and the smaller college town of Arcata, site of Humboldt State University, are located adjacent to Humboldt Bay, California's second largest natural bay. Area cities and towns are known for hundreds of ornate examples of Victorian architecture. Humboldt County is a densely forested mountainous and rural county with about 110 miles (177 km) of coastline (more than any other county in the state), situated along the Pacific coast in Northern California's rugged Coast (Mountain) Ranges. With nearly 1,500,000 acres (6,100 km2) of combined public and private forest in production, Humboldt County alone produces twenty percent of total volume and thirty percent of the total value of all forest products produced in California. The county contains over forty percent of all remaining old growth Coast Redwood forests, the vast majority of which is protected or strictly conserved within dozens of national, state, and local forests and parks, totaling approximately 680,000 acres (1,060 sq mi).