The Best Gun Shops in Harmon, Illinois

Marengo Guns is widely regarded as one of the top firearms retailers in northern Illinois, serving the Harmon area with exceptional expertise and inventory. Known for their extensive selection of handguns, rifles, shotguns, and tactical firearms, they maintain a reputation for outstanding customer service and knowledgeable staff. Their in-house gunsmithing services are highly rated, offering everything from basic repairs to custom builds and NFA item services. The shop features a comprehensive selection of ammunition, optics, and accessories, along with regular training classes and CCW certification. Customers consistently praise their professional approach and willingness to educate buyers.

GAT Guns is a premier firearms destination serving the entire northern Illinois region, including Harmon. As one of the largest and most established gun shops in the area, they offer an enormous inventory spanning all categories of firearms, from hunting rifles to modern sporting rifles and collector pieces. Their facility includes a massive showroom, indoor shooting range, and full-service gunsmithing department. The staff includes certified instructors offering comprehensive training programs from beginner to advanced levels. Despite their size, customers consistently note the knowledgeable and helpful service. Their NFA department handles suppressors, SBRs, and other regulated items with expertise.

Howard's Firearms provides professional firearms services to the Harmon area with a focus on customer education and quality selection. This family-owned operation has built a strong reputation for their personalized service and attention to detail. Their inventory includes a well-curated selection of popular and hard-to-find firearms, complemented by comprehensive gunsmithing services including custom Cerakote applications. The indoor range allows customers to test firearms before purchase, and their training programs cover everything from basic firearm safety to advanced defensive tactics. Customers frequently mention the welcoming atmosphere and staff who take time to ensure proper firearm selection and education.