Population By Race and Ethnicity in Jefferson County, CO in 2012

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2012, the 546,736 population of Jefferson County, Colorado comprised of 81,547 people who identified as Hispanic (14.92%), and 465,189 people who identified as Non-Hispanic (85.09%).

Race: The White Alone population was the largest racial group in Jefferson County, Colorado with a population of 505,314 (92.42%); Asian Alone population was the second largest racial group with a population of 15,293 (2.8%); and Two Or More Races was the third largest racial group with a population of 12,288 (2.25%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Colorado in 2012, with a population of 433,200 (79.23%); the second largest ethnic group was White Alone - Hispanic with a population of 72,114 (13.19%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 14,544 (2.66%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Jefferson, Colorado.

You can find similar information for other Colorado counties, and for Colorado.

See this for other years:
Hispanics and Non Hispanics in Jefferson County, CO in 2012
Total Population:
Race in Jefferson County, CO in 2012
Total Population:
Ethnicity in Jefferson County, CO in 2012
Total Population:
Population By Race in Jefferson , CO in 2012
Race Population Percentage
Black or African American Alone 6,659 1.22%
White Alone 505,314 92.42%
American Indian and Alaska Native Alone 6,530 1.19%
Asian Alone 15,293 2.8%
Native Hawaiian And Pacific Islander Alone 652 0.12%
Two Or More Races 12,288 2.25%
Population By Ethnicity in Jefferson , CO in 2012
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1,306 0.24%
White Alone - Hispanic 72,114 13.19%
American Indian and Alaska Native Alone - Hispanic 3,721 0.68%
Asian Alone - Hispanic 749 0.14%
Native Hawaiian And Pacific Islander Alone - Hispanic 205 0.04%
Two Or More Races - Hispanic 3,452 0.63%
Black or African American Alone - Non Hispanic 5,353 0.98%
White Alone - Non Hispanic 433,200 79.23%
American Indian and Alaska Native Alone - Non Hispanic 2,809 0.51%
Asian Alone - Non Hispanic 14,544 2.66%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 447 0.08%
Two Or More Races - Non Hispanic 8,836 1.62%