A lawn sweeper including a housing may have a plurality of first markings, a brush height adjustment assembly including an arm moveable between a setting orientation and a sweeping orientation and a gauge connected to the arm including a plurality of second markings that corresponds with the first markings such that when the arm is disposed in the setting orientation a grass height associated with one of the second markings determines an adjustment of the brush height assembly to the sweeping orientation to one of the first markings that corresponds with the one of the second markings.