Educational achievement varies across the US.

Using data from the US Census Bureau, we found the town in every state with the biggest share of adults who have at least a bachelor's degree.

Several wealthy suburban and exurban enclaves appear on the list, like Scarsdale, New York, and Chevy Chase, Maryland.

Visit Business Insider's homepage for more stories.

Different places have different levels of educational achievement.

The American Community Survey is an annual survey run by the Census Bureau to allow the government, corporate and academic researchers, and anyone who is curious about demographics to better understand the US population. Among many other subjects, the ACS includes questions about respondents' education levels.

Read more: All 50 states and Washington, DC, ranked from least to most average

Using the ACS estimates from 2013 to 2017 for places with an at least a 1,000-person population, Business Insider made a map showing the town in each state with the highest percentage of adults over 25 who have at least a bachelor's degree.

Some of the places were college and university campuses; we excluded those from our analysis, instead focusing on incorporated towns and cities and unincorporated census-designated areas.

Several wealthy suburban and exurban enclaves appear on the list, like Scarsdale, New York, and Chevy Chase, Maryland.

Here's a bit more about each of the towns, according to the American Community Survey results and our own research: