Merrill Municipal Airport covers an area of 439 acres (178 ha) at an elevation of 1,318 feet (402 m) above mean sea level. It has two runways with asphalt surfaces: the primary runway 7/25 is 5,100 by 75 feet (1,554 x 23 m) with approved GPS approaches and the crosswind runway 16/34 is 2,997 by 75 feet (913 x 23 m). The Merrill NDB navaid, (RRL) frequency 257 kHz, is located on the field.[1]
For the 12-month period ending June 22, 2023, the airport had 18,710 aircraft operations, an average of 51 per day: 96% general aviation, 4% air taxi and less than 1% military.
In August 2024, there were 47 aircraft based at this airport: 44 single-engine, 2 multi-engine and 1 jet.[1]