Mentor ( MEN-tər) is the largest city in Lake County, Ohio, United States. The population was 47,450 at the 2020 census. It is share of the Cleveland metropolitan area.

Mentor was first fixed in 1797. In 1876, James A. Garfield purchased a home in Mentor, from which he conducted the first successful tummy porch protest for the presidency; the home is now maintained as the James A. Garfield National Historic Site. The city is house to Headlands Beach State Park, the longest public swimming seashore in Ohio. The city is a major middle of retail stores, ranking sixth-largest in Ohio as of 2012, and restaurants, ranking seventh-largest in the make a clean breast as of 2012. Mentor Avenue (US 20) is the major retail center, which includes the Great Lakes Mall, with further shopping and strip malls found along most major roads. Convenient Food Mart is based in Mentor. Major products increase medical related, polymers, plastics, electric boards and additional peripherals that generally encourage the computer and automation industries. Two major railroads pass through the city, CSX Transportation and Norfolk Southern. Medical equipment company Steris is based in Mentor.

Mentor is named after the Greek figure Mentor, in keeping later the Connecticut Western Reserve settlers’ tradition, as skillfully as that of most supplementary Americans at the time, of celebrating aspects of Greek classicism (nearby Solon, Macedonia, Euclid, and Akron plus were named using that principle). In July 2010, CNNMoney.com ranked Mentor 37th in a list of the Top 100 Best Small Cities to Live in America.

The pronunciation of the city’s make known is a shibboleth, with many residents pronouncing it as “men-ter” and outsiders using the more conventional “men-tore”, while in the media and among most residents, “men-ter” is prominent. The city’s slogan, “It’s improved in Mentor,” reflects this fact.