Arbuckle is a census-designated place (CDP) in Colusa County, California, United States. The population was 3,028 at the 2010 census, up from 2,332 at the 2000 census. Arbuckle is situated in the southerly portion of Colusa County, approximately 20 miles (32 km) southwest of the City of Colusa, the county seat. The town is characterized by single-family residences, multiple-family units, some mobile homes, and announcement activities. Land surrounding Arbuckle is agriculture including cultivated annual crops, and both alert and unmaintained orchards (primarily almond). Various almond hullers may be found close the area. Regional admission is provided by the north-south meting out Interstate 5, along following Old Highway 99 West running next door to Interstate 5.

Tacitus R. Arbuckle initially customary a ranch here in 1866. The railroad came in 1875 and the town was founded and named for Arbuckle, on whose estate it was built. The broadcast office was acknowledged the as soon as year, 1876.

Two streams drain the area, the Salt and Elk Creeks. The Salt Creek flows north in the area, then bends east, and is associated by Elk Creek. Both streams join Sand Creek a half mile northeast of the town and flow in a northeast direction. Salt Creek is subject to periodic flooding during unventilated rainfall.

The town sank 2.14 feet (0.65 m) between 2008 and 2017 according to a financial credit issued by the California Department of Water Resources in coordination gone 19 local and make a clean breast agencies. A examination that analyzed higher than 300 sites across the Sacramento Valley found that this Place had sank due to groundwater-related subsidence higher than any other Place in the study. Subsidence occurred as water was removed from the underground aquifers and the surrounding soil collapsed upon itself.