Search Colusa County Assessor's property database by parcel number or address, including maps and surveys.
View Colusa County flood insurance rate maps by each panel number.
Find Colusa County GIS maps, tax maps, and parcel viewers to search for and identify land and property records.
View Colusa County Government voting precinct maps by voting precinct and preview.
The National Spatial Data Infrastructure (NSDI) is a national repository and data portal for spatial data and mapping information. The California GIS Maps Database includes a variety of mapping data sets, including GIS mapping data. The NSDI includes more than 4 million maps covering the entire United States.
The NSDI provides access to GIS mapping data for the general public, Federal, State, and local government entities, researchers, and developers. California GIS Maps Database includes mapping data from Federal agencies such as the USGS, the Census Bureau, the Environmental Protection Agency, and the Bureau of Land Management; State mapping agencies, such as the Michigan Department of Transportation; and local governments, such as the cities of Detroit and Chicago.
California GIS Maps Database also includes data sets from private companies and nonprofit organizations. These data sets include mapping data for businesses and industries, transportation networks, land use, and water resources.