Get to Know Us
The Community of Jefferson County
Once an agricultural and mining area, Jefferson County, Colorado is a thriving suburban, business, industrial, recreational and residential community. The county, formally organized in 1861 by the Colorado Territorial Legislature, takes the name of Thomas Jefferson, the third president of the United States. View the Engage Jeffco video for more details about the county and its programs and services >>
Life in Jeffco
Learn more about the thriving suburban, business, industrial, recreation and residential community that is Jefferson County on our Life in Jeffco page.
See all the latest news from all areas of the county.
See all the latest events from all areas of the county.
County Mission, Vision, Values and Goals
The county's Mission, Vision, Values and Goals gives staff and the community clearer and more concise direction and support. We created forward thinking and comprehensive goals that support our new mission, vision and values. Get more details >>
Jefferson County has a first-class public school system and at least a dozen institutions of higher education. Learn more on our Education page.
Jefferson County has a history rich in people, events and progress. See the general history as well as that from our sesquicentennial.
View maps and directions for Jeffco.
See the details on slash locations and dates, fees and what is and is not accepted.
See the complete list of Jefferson County social media sites, newsletters, blogs and more.