Interpretation of Demographics Data
Demographic Data Report for Colorado by County
Education: Less than 9th grade
Population Ages 25+
All Races (includes Hispanic), Both Sexes
2020-2024 American Community Survey 5-Year Data
Sorted by Percent
Colorado
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 3.1 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 126,229.
- Rank within US : This county is ranked 20 of 52
United States
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 4.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 10,803,193.
- Rank within US : N/A
Hinsdale County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 0.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 0.
- Rank within US : This county is ranked 1 of 3143
Mineral County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 0.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 0.
- Rank within US : This county is ranked 1 of 3143
San Juan County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 0.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 0.
- Rank within US : This county is ranked 1 of 3143
San Miguel County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 0.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 0.
- Rank within US : This county is ranked 1 of 3143
Park County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 0.5 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 72.
- Rank within US : This county is ranked 21 of 3143
Kiowa County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 0.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 7.
- Rank within US : This county is ranked 39 of 3143
Sedgwick County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 0.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 11.
- Rank within US : This county is ranked 39 of 3143
Teller County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 0.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 140.
- Rank within US : This county is ranked 39 of 3143
Routt County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 0.9 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 169.
- Rank within US : This county is ranked 67 of 3143
Broomfield County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 1.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 571.
- Rank within US : This county is ranked 92 of 3143
Douglas County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 1.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 2,485.
- Rank within US : This county is ranked 92 of 3143
La Plata County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 430.
- Rank within US : This county is ranked 92 of 3143
Custer County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.1 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 45.
- Rank within US : This county is ranked 132 of 3143
Gunnison County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.1 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 125.
- Rank within US : This county is ranked 132 of 3143
Chaffee County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.2 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 191.
- Rank within US : This county is ranked 163 of 3143
Jefferson County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 1.3 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 5,492.
- Rank within US : This county is ranked 198 of 3143
Larimer County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 1.3 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 3,162.
- Rank within US : This county is ranked 198 of 3143
Archuleta County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 156.
- Rank within US : This county is ranked 242 of 3143
Gilpin County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 1.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 65.
- Rank within US : This county is ranked 242 of 3143
Moffat County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 129.
- Rank within US : This county is ranked 242 of 3143
Ouray County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 61.
- Rank within US : This county is ranked 242 of 3143
Dolores County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.6 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 33.
- Rank within US : This county is ranked 364 of 3143
Grand County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.6 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 195.
- Rank within US : This county is ranked 364 of 3143
Mesa County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 1.6 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 1,855.
- Rank within US : This county is ranked 364 of 3143
Pitkin County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.6 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 217.
- Rank within US : This county is ranked 364 of 3143
Summit County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.6 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 385.
- Rank within US : This county is ranked 364 of 3143
Eagle County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 1.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 687.
- Rank within US : This county is ranked 443 of 3143
El Paso County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 1.9 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 9,242.
- Rank within US : This county is ranked 548 of 3143
Elbert County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 1.9 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 384.
- Rank within US : This county is ranked 548 of 3143
Boulder County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 2.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 4,422.
- Rank within US : This county is ranked 603 of 3143
Clear Creek County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 2.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 147.
- Rank within US : This county is ranked 603 of 3143
Lincoln County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 2.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 83.
- Rank within US : This county is ranked 603 of 3143
Jackson County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 2.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 26.
- Rank within US : This county is ranked 889 of 3143
Rio Blanco County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 2.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 106.
- Rank within US : This county is ranked 889 of 3143
Saguache County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 2.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 124.
- Rank within US : This county is ranked 889 of 3143
Delta County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 2.6 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 599.
- Rank within US : This county is ranked 1042 of 3143
Costilla County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 2.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 74.
- Rank within US : This county is ranked 1124 of 3143
Fremont County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 2.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 1,042.
- Rank within US : This county is ranked 1124 of 3143
Phillips County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 2.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 84.
- Rank within US : This county is ranked 1124 of 3143
Pueblo County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 2.8 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 3,342.
- Rank within US : This county is ranked 1194 of 3143
Lake County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 3.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 155.
- Rank within US : This county is ranked 1338 of 3143
Montezuma County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 3.1 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 600.
- Rank within US : This county is ranked 1405 of 3143
Washington County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 3.1 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 108.
- Rank within US : This county is ranked 1405 of 3143
Kit Carson County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 3.2 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 153.
- Rank within US : This county is ranked 1475 of 3143
Logan County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 3.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 511.
- Rank within US : This county is ranked 1593 of 3143
Otero County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 3.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 430.
- Rank within US : This county is ranked 1593 of 3143
Las Animas County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 3.6 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 390.
- Rank within US : This county is ranked 1701 of 3143
Huerfano County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 3.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 204.
- Rank within US : This county is ranked 1776 of 3143
Arapahoe County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 3.9 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 17,959.
- Rank within US : This county is ranked 1874 of 3143
Cheyenne County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 4.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 51.
- Rank within US : This county is ranked 1921 of 3143
Montrose County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 4.0 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 1,276.
- Rank within US : This county is ranked 1921 of 3143
Denver County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 4.4 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 23,406.
- Rank within US : This county is ranked 2099 of 3143
Conejos County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 4.5 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 232.
- Rank within US : This county is ranked 2134 of 3143
Rio Grande County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 4.9 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 401.
- Rank within US : This county is ranked 2274 of 3143
Bent County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 5.3 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 226.
- Rank within US : This county is ranked 2423 of 3143
Weld County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 5.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 13,045.
- Rank within US : This county is ranked 2519 of 3143
Alamosa County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 5.8 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 589.
- Rank within US : This county is ranked 2544 of 3143
Baca County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 6.1 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 153.
- Rank within US : This county is ranked 2615 of 3143
Garfield County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 6.6 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 2,765.
- Rank within US : This county is ranked 2718 of 3143
Adams County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 6.9 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 24,138.
- Rank within US : This county is ranked 2772 of 3143
Morgan County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 7.3 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 1,429.
- Rank within US : This county is ranked 2815 of 3143
Crowley County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 7.5 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 329.
- Rank within US : This county is ranked 2833 of 3143
Prowers County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 7.7 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 587.
- Rank within US : This county is ranked 2854 of 3143
Yuma County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 11.2 percent.
- People (Education: Less Than 9th Grade) : The number of people (education: less than 9th grade) is 734.
- Rank within US : This county is ranked 3032 of 3143
Notes:
Created by statecancerprofiles.cancer.gov on 03/20/2026 6:46 pm.
Φ Rural–urban county classifications are based on the 2023 USDA Rural–Urban Continuum Codes (except for Connecticut Counties which use 2013 codes). State-level cancer rates for rural areas are calculated using cancer cases registered exclusively in rural counties, while state-level cancer rates for urban areas are calculated using cases registered exclusively in urban counties.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Education: Less than 9th grade, see the dictionary.
Data for United States does not include Puerto Rico.


