Illinois State Route 53 runs briefly in the South-Central portion of Lake County. In this area of the county IL St Rt 83 comes to a "wish-bone" intersection and it heads southeast adn IL St Rt 53 branches to the southwest. IL St Rt 53 passes throught the following towns in Lake County. Long Grove Buffalo Grove. IL St Rt 53 is not multi-plexed in Lake County. IL St Rt 53 intersects the following highway in Lake County. Illinois State Route 83, at Buffalo Grove.