The Indian River County Sheriff’s Office, headquartered in Vero Beach, Florida, has selected the FN 509 MRD-LE 9mm striker-fired pistol as its new sidearm and the pistols have been issued to the agencies than 370 sworn deputies. The order was fulfilled through FN Law Enforcement Distributor, Dana Safety.
Florida Sheriff’s Agency Issues FN 509 MRD-LE Pistols to All Deputies
The FN 509 MRD-LE was designed for accuracy and features the company’s patented optics-mounting system that enables the direct mounting of several miniature red dot optics along with adjustable three-dot night sights.

Deputies of the Indian River County (Florida) Sheriff's Office are now carrying FN 509 MRD-LE optics-ready pistols.
FN America LLC
“We are extremely pleased to partner with the Indian River County Sheriff’s Office as they field the FN 509 MRD-LE to their deputies,” said Doug Grier, law enforcement business development director for FN America, LLC . “As they began their selection process, Indian River County Sheriff’s Office sought a new pistol that was safe and reliable for their officers to carry in the line of duty, along with a brand partner they could rely on. FN met those needs with our commitment to service and with a duty pistol designed for law enforcement, by law enforcement.”
Indian River County Sherriff Eric Flowers said: “We are dedicated to ensuring the safety of our deputies and providing them with durable equipment to keep our community safe. Our oath to public safety remains our top priority and these new firearms are a testament to that commitment. FN’s 509 MRD-LE has demonstrated to have improved accuracy and sighting versatility that coincides with the needs of our agency. We have already received our first shipment of pistols and have qualified all of our staff. Stay tuned for updates on this important transition.”
Developed for the demands of duty use and the professional user, the FN 509 MRD-LE is FN’s premier law enforcement pistol. Fully vetted through rigorous endurance testing to function with 9mm + P duty-style ammunition, the FN 509 MRD-LE delivers reliable, accurate and durable function throughout the service life of the pistol, the company says.
Topped with a 4-inch slide, that houses the FN-signature cold hammer-forged barrel, the FN 509 MRD-LE was designed for accuracy and features the company’s patented optics-mounting system that enables the direct mounting of several miniature red dot optics along with adjustable three-dot night sights, FN adds.
The pistol features four passive safety systems, including a trigger safety incorporated into the flat-faced trigger. The contoured frame design delivers excellent ergonomics and effective recoil management that accommodates nearly all hand sizes through the interchangeable backstraps while maintaining a natural point of aim enabling users to acquire their sights rapidly.
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