---
title: ".357 Magnum ammo prices today"
description: "Cheapest .357 Mag ammo in stock: 49.0¢ per round, shipping included."
type: "collection"
caliber: "357-magnum"
cheapest_per_round_cents: 49
deal_signal: "about"
updated: "2026-10-19T12:07:00.000Z"
url: "https://trigger.deals/ammo/357-magnum"
site: "Trigger Deals"
data: "sample"
---

# .357 Magnum ammo prices today

> Cheapest in stock: **49.0¢ per round** (Armscor Range .357 Magnum 125gr FMJ, 500 Rounds (Bulk pack), $244.94 at Prairie Fire Supply). About usual: the median box is 60.8¢/rd against a usual 60.5¢/rd. Checked 2026-10-19 12:07 UTC.

- Products tracked: 488 (114 in stock and below usual now)
- Stores compared: 28
- 30-day change in the median: +0.7%
- Index: bulk range ammo, boxes of 200+ rounds, landed price per round
- Buy the cheapest: [Buy at Prairie Fire Supply](https://trigger.deals/go/armscor-range-357-magnum-125gr-fmj-500-rounds-bulk-pack-84k?store=prairie-fire-supply)

## Cheapest .357 Mag in stock

Every box size, ranked by landed price per round.

| Product | Landed price | Per unit | Versus usual | Best store | Stock |
| --- | --- | --- | --- | --- | --- |
| [Armscor Range .357 Magnum 125gr FMJ, 500 Rounds (Bulk pack)](https://trigger.deals/p/armscor-range-357-magnum-125gr-fmj-500-rounds-bulk-pack-84k) | $244.94 | 49.0¢/rd | 16% below usual, lowest in 90 days | Prairie Fire Supply (★ 4.1) | Stock not reported |
| [PMC Bronze .357 Magnum 125gr FMJ, 1000 Rounds (Case)](https://trigger.deals/p/pmc-bronze-357-magnum-125gr-fmj-1000-rounds-case-3lu) | $489.90 | 49.0¢/rd | 21% below usual, lowest in 90 days | Black Canyon Arms (★ 4.3) | Stock not reported |
| [Prvi Partizan Range .357 Magnum 158gr FMJ, 1000 Rounds (Ammo can)](https://trigger.deals/p/prvi-partizan-range-357-magnum-158gr-fmj-1000-rounds-ammo-can-6sf) | $494.94 | 49.5¢/rd | 15% below usual, lowest in 90 days | Bayou Arms Co. (★ 4.1) | Stock not reported |
| [Magtech Sport Shooting .357 Magnum 158gr FMJ, 500 Rounds (Ammo can)](https://trigger.deals/p/magtech-sport-shooting-357-magnum-158gr-fmj-500-rounds-ammo-can-6s9) | $255.49 | 51.1¢/rd | 17% below usual, lowest in 90 days | Great Lakes Tactical (★ 4.4) | In stock |
| [Magtech Sport Shooting .357 Magnum 125gr FMJ, 500 Rounds (Bulk pack)](https://trigger.deals/p/magtech-sport-shooting-357-magnum-125gr-fmj-500-rounds-bulk-pack-84w) | $256.94 | 51.4¢/rd | 14% below usual, lowest in 90 days | Frontier Ammo Works (★ 4.4) | Only 6 left |
| [Winchester White Box .357 Magnum 158gr FMJ, 500 Rounds (Ammo can)](https://trigger.deals/p/winchester-white-box-357-magnum-158gr-fmj-500-rounds-ammo-can-56l) | $256.99 | 51.4¢/rd | 22% below usual, lowest in 90 days | Great Lakes Tactical (★ 4.4) | In stock |
| [Federal American Eagle .357 Magnum 158gr FMJ, 1000 Rounds (Ammo can)](https://trigger.deals/p/federal-american-eagle-357-magnum-158gr-fmj-1000-rounds-ammo-can-563) | $517.99 | 51.8¢/rd | 17% below usual | Riverbend Ammo Co. (★ 4.7) | Only 2 left |
| [Prvi Partizan Range .357 Magnum 158gr FMJ, 1000 Rounds (Bulk pack)](https://trigger.deals/p/prvi-partizan-range-357-magnum-158gr-fmj-1000-rounds-bulk-pack-6sg) | $519.49 | 51.9¢/rd | 6% below usual | Ridgeline Arms (★ 4.8) | In stock |
| [Armscor Range .357 Magnum 125gr FMJ, 1000 Rounds (Bulk pack)](https://trigger.deals/p/armscor-range-357-magnum-125gr-fmj-1000-rounds-bulk-pack-84i) | $520.44 | 52.0¢/rd | 7% below usual | Prairie Fire Supply (★ 4.1) | Stock not reported |
| [Winchester White Box .357 Magnum 125gr FMJ Lead-Free Primer, 1000 Rounds (Ammo can)](https://trigger.deals/p/winchester-white-box-357-magnum-125gr-fmj-lead-free-primer-1000-rounds-ammo-can-9ez) | $524.99 | 52.5¢/rd | 21% below usual, lowest in 90 days | Bulk Brass Depot (★ 4.4) | In stock |
| [Sellier & Bellot Range .357 Magnum 158gr FMJ, 1000 Rounds (Case)](https://trigger.deals/p/sellier-bellot-range-357-magnum-158gr-fmj-1000-rounds-case-3ml) | $530.99 | 53.1¢/rd | 6% below usual | Badlands Tactical (★ 4.3) | Stock not reported |
| [PMC Bronze .357 Magnum 125gr FMJ, 500 Rounds (Bulk pack)](https://trigger.deals/p/pmc-bronze-357-magnum-125gr-fmj-500-rounds-bulk-pack-6se) | $265.95 | 53.2¢/rd | 12% below usual | Riverbend Ammo Co. (★ 4.7) | In stock |
| [Federal American Eagle .357 Magnum 158gr FMJ, 500 Rounds (Bulk pack)](https://trigger.deals/p/federal-american-eagle-357-magnum-158gr-fmj-500-rounds-bulk-pack-566) | $267.94 | 53.6¢/rd | 9% below usual | Prairie Fire Supply (★ 4.1) | Stock not reported |
| [Fiocchi Range Dynamics .357 Magnum 158gr FMJ, 1000 Rounds (Bulk pack)](https://trigger.deals/p/fiocchi-range-dynamics-357-magnum-158gr-fmj-1000-rounds-bulk-pack-6s0) | $536.99 | 53.7¢/rd | About usual | Big Sky Ammo (★ 4.3) | In stock |
| [Armscor Range .357 Magnum 158gr FMJ, 500 Rounds (Ammo can)](https://trigger.deals/p/armscor-range-357-magnum-158gr-fmj-500-rounds-ammo-can-6rj) | $269.95 | 54.0¢/rd | 11% below usual, lowest in 90 days | Ridgeline Arms (★ 4.8) | In stock |
| [Armscor Range .357 Magnum 125gr FMJ, 1000 Rounds (Case)](https://trigger.deals/p/armscor-range-357-magnum-125gr-fmj-1000-rounds-case-59w) | $539.99 | 54.0¢/rd | 9% below usual | Timber Ridge Sporting (★ 4.6) | In stock |
| [PMC Bronze .357 Magnum 158gr FMJ Lead-Free Primer, 1000 Rounds (Bulk pack)](https://trigger.deals/p/pmc-bronze-357-magnum-158gr-fmj-lead-free-primer-1000-rounds-bulk-pack-8r9) | $540.94 | 54.1¢/rd | 13% below usual | Prairie Fire Supply (★ 4.1) | Stock not reported |
| [Armscor Range .357 Magnum 125gr FMJ, 500 Rounds (Case)](https://trigger.deals/p/armscor-range-357-magnum-125gr-fmj-500-rounds-case-59y) | $271.94 | 54.4¢/rd | 13% below usual | Black Canyon Arms (★ 4.3) | Stock not reported |
| [Magtech Sport Shooting .357 Magnum 125gr FMJ, 500 Rounds (Ammo can)](https://trigger.deals/p/magtech-sport-shooting-357-magnum-125gr-fmj-500-rounds-ammo-can-84v) | $271.99 | 54.4¢/rd | 17% below usual | Blue Ridge Munitions (★ 4.5) | Only 7 left |
| [Winchester White Box .357 Magnum 125gr FMJ, 1000 Rounds (Bulk pack)](https://trigger.deals/p/winchester-white-box-357-magnum-125gr-fmj-1000-rounds-bulk-pack-6sy) | $544.90 | 54.5¢/rd | 5% below usual | Prairie Fire Supply (★ 4.1) | Stock not reported |

## Last 90 days

Weekly points, price per round on bulk range .357 Mag.

| Days ago | Median per round | Lowest per round |
| --- | --- | --- |
| 84 | 61.0¢ | 47.3¢ |
| 77 | 59.8¢ | 47.3¢ |
| 70 | 60.2¢ | 45.3¢ |
| 63 | 59.9¢ | 45.3¢ |
| 56 | 60.7¢ | 46.9¢ |
| 49 | 60.0¢ | 46.9¢ |
| 42 | 59.8¢ | 47.8¢ |
| 35 | 59.5¢ | 48.5¢ |
| 28 | 60.5¢ | 49.4¢ |
| 21 | 60.3¢ | 47.9¢ |
| 14 | 60.9¢ | 46.3¢ |
| 7 | 60.7¢ | 48.8¢ |
| Today | 60.8¢ | 49.0¢ |

## .357 Mag guns below usual

| Product | Landed price | Per unit | Versus usual | Best store | Stock |
| --- | --- | --- | --- | --- | --- |
| [Smith & Wesson Model 686 Plus .357 Mag, 4 in., 7rd, Black](https://trigger.deals/p/smith-wesson-model-686-plus-357-mag-4-in-7rd-black-a2u) | $746.98 | – | 15% below usual | Westbound Armory (★ 4.7) | In stock |
| [Ruger SP101 .357 Mag, 2.25 in., 5rd, Black](https://trigger.deals/p/ruger-sp101-357-mag-225-in-5rd-black-a6a) | $768.49 | – | 6% below usual | High Desert Guns (★ 4.2) | Stock not reported |
| [Smith & Wesson Model 686 Plus .357 Mag, 4 in., 7rd, Stainless (Police Trade-In)](https://trigger.deals/p/smith-wesson-model-686-plus-357-mag-4-in-7rd-stainless-police-trade-in-g4l) | $647.98 | – | 7% below usual | Lone Pine Outfitters (★ 4.5) | In stock |
| [Henry Big Boy Classic .357 Mag Threaded Barrel, 20 in., 10rd, Walnut Stock](https://trigger.deals/p/henry-big-boy-classic-357-mag-threaded-barrel-20-in-10rd-walnut-stock-i07) | $1,094.98 | – | 5% below usual | Gulf Coast Guns (★ 4.6) | Only 5 left |
| [Ruger GP100 .357 Mag, 4.2 in., 6rd, Blued](https://trigger.deals/p/ruger-gp100-357-mag-42-in-6rd-blued-b25) | $794.49 | – | 12% below usual | Northfork Firearms (★ 4.7) | In stock |
| [Henry Big Boy Classic .357 Mag, 20 in., 10rd, Stainless](https://trigger.deals/p/henry-big-boy-classic-357-mag-20-in-10rd-stainless-bd6) | $856.98 | – | 7% below usual | Coyote Trail Supply (★ 4.5) | In stock |
| [Ruger SP101 .357 Mag, 2.25 in., 5rd, Stainless](https://trigger.deals/p/ruger-sp101-357-mag-225-in-5rd-stainless-bdk) | $602.98 | – | 22% below usual, lowest in 90 days | Palisade Sporting Goods (★ 4.2) | In stock |
| [Smith & Wesson Model 686 Plus .357 Mag Range Kit, 4 in., 7rd, Black](https://trigger.deals/p/smith-wesson-model-686-plus-357-mag-range-kit-4-in-7rd-black-bgp) | $981.99 | – | 5% below usual | Black Canyon Arms (★ 4.3) | Stock not reported |

## Questions

### What is the cheapest .357 Mag ammo right now?

Armscor Range .357 Magnum 125gr FMJ, 500 Rounds (Bulk pack) at Prairie Fire Supply: 49.0¢ per round, $244.94 for 500 rounds with shipping included. It is the lowest in-stock price per round on bulk range .357 Mag (boxes of 200 rounds or more) across 28 stores.

### Is .357 Mag ammo cheaper than usual today?

About usual. The median box is 60.8¢ per round today, within 3% of its usual 60.5¢ (the median of the last 90 days).

### How many .357 Mag ammo deals are below their usual price?

114 of 488 .357 Mag ammo products are in stock and lower than their own usual price right now.

### How is price per round calculated?

Landed price (item price plus shipping, before sales tax) divided by the number of rounds in the box. It is how a 50-round box and a 1,000-round case compare fairly.

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