Last updated October 29, 2025
Education is one of the foremost predictors of economic opportunity, health outcomes, and civic participation. Yet, even as attainment has risen nationwide, stark disparities remain across U.S. states. According to Education Data Initiative, approximately 91.4% of Americans aged 25 and older hold at least a high school diploma, while about 38.3% have earned a bachelor’s degree or more.
This page focuses on the states with the relatively lowest educational attainment levels — those where fewer adults achieve higher degrees, and where the gap from national averages is most pronounced.
Sources for this data data from the U.S. Census Bureau’s American Community Survey (ACS), which tracks educational attainment trends over time, along with comparative metrics from WalletHub’s 2025 Most & Least Educated States report, which evaluates 18 indicators spanning attainment, school quality, and achievement gaps.
The analysis below is designed not to shame but to illuminate — to show where policy, investment, geography, and historical inequality intersect with educational outcomes.
| Region ↕ | Education Score 2025↕ | High School Completion Rate↕ |
|---|---|---|
| Massachusetts | 82.3 | 91.1% |
| Maryland | 75.1 | 90.6% |
| Vermont | 73.5 | 93.5% |
| Colorado | 70.7 | 92.1% |
| Connecticut | 70.4 | 90.9% |
| Virginia | 68 | 90.3% |
| New Jersey | 68 | 90.3% |
| New Hampshire | 66.9 | 93.3% |
| Washington | 65.7 | 91.7% |
| Minnesota | 64.4 | 93.4% |
| Utah | 60.8 | 93.0% |
| Illinois | 59.2 | 89.7% |
| Rhode Island | 58.7 | 89.2% |
| Delaware | 58.2 | 90.6% |
| New York | 57.2 | 87.2% |
| Oregon | 56.9 | 91.1% |
| Maine | 56.3 | 93.2% |
| Hawaii | 55.6 | 92.5% |
| Montana | 54.5 | 94.0% |
| Florida | 53.8 | 88.5% |
| Wisconsin | 53.7 | 92.6% |
| Pennsylvania | 53.3 | 91.0% |
| Nebraska | 52.1 | 91.6% |
| North Carolina | 51.9 | 88.5% |
| Kansas | 51 | 91.4% |
| North Dakota | 50.9 | 93.1% |
| Michigan | 50.6 | 91.3% |
| Wyoming | 49.9 | 93.6% |
| California | 49.5 | 83.9% |
| Georgia | 48.8 | 87.9% |
| Iowa | 48.2 | 92.5% |
| Missouri | 47.7 | 90.6% |
| Ohio | 47.6 | 90.8% |
| South Dakota | 47.5 | 92.2% |
| South Carolina | 47.5 | 88.3% |
| Alaska | 47.3 | 93.1% |
| Arizona | 45.9 | 87.9% |
| Idaho | 44.5 | 91.3% |
| Tennessee | 43.2 | 88.2% |
| Indiana | 43 | 89.3% |
| Texas | 40.2 | 84.4% |
| New Mexico | 37.8 | 86.5% |
| Alabama | 36.5 | 86.9% |
| Kentucky | 35.8 | 87.2% |
| Nevada | 34.6 | 86.9% |
| Oklahoma | 32.5 | 88.6% |
| Arkansas | 30.3 | 87.2% |
| Louisiana | 28.6 | 85.9% |
| West Virginia | 24.3 | 87.6% |