Blacktop Service Company has asphalt plants strategically located to serve the state. View our locations and service area.

Blacktop Service Company is a family owned and operated road construction company located in Humboldt, Iowa. Since 1967, Blacktop Service has performed asphalt paving, chip seal, milling and base work. With over 80 employees, five asphalt plants, and multiple crews, Blacktop Service works with the Iowa Department of Transportation, counties, cities, municipalities and private customers across the state of Iowa. We strive to be a full-service company operating with integrity and quality at our core.



We are a heavy highway construction company specializing in asphalt. Learn about our services: