The Unbridled Learning system has created more rigorous standards, tests, and accountability measures for students and teachers in Kentucky.

The new system allows schools to measure how they are doing. It's designed to better prepare students for college and careers.

We broke down the numbers by region to show you the school districts across the state with the highest and the lowest graduation rates.

In northern Kentucky, the Boyd County School District has the highest graduation rate with 90.3 percent. Nicholas County has the lowest with 67.4 percent.

In central Kentucky, Boyle County ranks at the top with 92.1 percent of freshman students graduating in four years. Estill County has a 70.9 percent graduation rate.

In southern Kentucky, Taylor County has an 87.4 percent average. Knox County has a 65.5 percent average freshman graduation rate.

In the southeastern part of the state, 91.5 percent of the students from Wolfe county graduate within four years. In Breathitt county, the graduation rate is 63.3 percent.

Augusta Independent and Beechwood Independent School District's had a 100 percent graduation rate.

Each school district is also ranked under three categories, Distinguished, Proficient, and Needs Improvement. According to the results, 70 percent of Kentucky schools fall under the Needs Improvement category.