Is $450 a good price for FN 509?

Yes — at $450 this is a great deal, 31% below the average $650 we've tracked across 19 FN 509 deals on r/gundeals.

How does GunDeal Alerts know if this is a real deal?

We fingerprint every priced post on r/gundeals and track 19 FN 509 deals. The historical low is $350 and the high is $1200 — we compare each new deal against that range to flag steals vs. averages.

Can I track FN 509 for future deals?

Yes — set a free price alert and we'll email you the next time FN 509 drops below your target price on r/gundeals. No payment, 1-click unsubscribe.

Posted to r/gundeals

[Handgun] FN 509 COMPACT 9mm Pistol 3.7" 15rd, FDE - $449.99

FN 509 — View all deals

Live 9mm Fde 33 19

$449.99 31% below avg

Based on 19 tracked FN 509 deals: avg $650 | low $350 | high $1200

Get alerted when FN 509 hits $450 again See Deal

Reddit Price History

Posted May 12, 2026 · SKU: FN 509 · u/cleanBoyBob

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About the editor

GDA Editorial Team · Editorial team, GunDeal Alerts

We track every priced post on r/gundeals, fingerprint products, and verify dealer reputations. This page is updated as new deal data arrives.

[Handgun] FN 509 COMPACT 9mm Pistol 3.7" 15rd, FDE - $449.99

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