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Cheapest .357 Magnum Ammo In Stock - From $0.329/rd

Cheapest right now: $0.329/rd · Lower quartile: $0.680/rd · 20 retailers tracked

Last updated August 13, 2026

As of August 13, 2026, .357 Magnum ammunition shows a median observed price of $1.20 per round across 20 tracked retailers, with most in-stock listings between $0.680 and $2.09 per round (30-day window, 7,646 daily-best observations across 318 products). By purpose, range/practice (FMJ-class) ammunition has a median of $0.599 per round and premium/defensive (JHP, hunting, match) has a median of $1.20 per round.

Observed price data from tracked retailers, updated daily. How we measure this.

Lowest

$0.329/rd

Lower Quartile

$0.680/rd

a quarter price at or below

Midpoint

$1.20/rd

across products

Highest

$2.85/rd

Range / Practice Midpoint

$0.599/rd

FMJ-class loads

Defensive / Premium Midpoint

$1.20/rd

JHP, match, hunting

318 products tracked·20 retailers·31-day coverage

.357 Magnum Price Per Round

MetricPrice Per RoundPer Box of 50
Lowest Observed$0.329$16.45
25th Percentile$0.680$33.99
Median$1.20$59.90
75th Percentile$1.58$79.00
Highest Observed$2.85$142.38

Based on 7646 observations over 31 days across 20 retailers · 318 products tracked

IronScout provides observed price and availability data for .357 Magnum ammo prices ammunition across tracked online retailers. Data reflects historical price observations and does not include purchase recommendations.

Observed 30-Day Price Range (Per Round): median: 1.198, lowest: 0.329, highest: 2.848, sample size: 7646.

Lowest observed price in the trailing 7-day window: 0.329.

Prices last updated August 13, 2026 · 318 listings tracked across 20 retailers · 31 days with data in the 30-day window

How we calculate this

SQL PERCENTILE_CONT over daily-best per-product-per-day observed in-stock prices

  • Daily-best is MIN(price_per_round) per (caliber, product, UTC day).
  • Only in-stock observations included.
  • Coverage varies by retailer and source.

How This Page Works

IronScout monitors .357 Magnum prices across 20 online retailersand updates this page daily. Prices shown are observed in-stock prices — not cached or stale data. The “lowest” price reflects the lowest per-round price observed in the trailing 30-day window.

This page shows aggregate pricing data. To search specific products, use the .357 Magnum search in the app.

Frequently Asked Questions

Where is the cheapest .357 Magnum right now?
The lowest observed price for .357 Magnum is $0.33/rd across 20 tracked retailers. IronScout monitors 318+ listings and updates prices daily. Check the current prices above for the latest data.
Is .357 Magnum ammo in stock and for sale right now?
Yes. IronScout is currently tracking 318+ in-stock .357 Magnum listings for sale across 20 online retailers, starting at $0.33/rd. Only in-stock offers are counted, and availability is refreshed daily. Compare the live listings above to find .357 Magnum in stock today.
What is a good price for .357 Magnum?
Over the past 30 days, the 25th-percentile observed price for .357 Magnum is around $0.68/rd, with the cheapest in-stock listings near $0.33/rd. The midpoint across all listed products (premium defensive loads included) is $1.20/rd. IronScout reports observed market prices only and does not rate individual prices. Split by load type, range/practice .357 Magnum runs about $0.60/rd at the midpoint while defensive/premium runs about $1.20/rd.
Is it cheaper to buy .357 Magnum ammo in bulk?
Yes. Case quantities of 500–1,000 rounds typically save 10–25% over individual box pricing. Most online retailers offer free shipping above $99–$150, which further reduces the effective cost per round. Check IronScout's bulk ammo page for current bulk pricing on .357 Magnum.
How often does IronScout update .357 Magnum prices?
IronScout updates .357 Magnum prices daily from tracked online retailers. This page reflects the most recent observation window. You can also set up free price alerts to be notified when .357 Magnum prices drop to a level you specify.
Does IronScout include shipping in .357 Magnum prices?
No. Prices shown are the advertised per-round cost before shipping. Shipping costs vary by retailer, order size, and destination. Many retailers offer free shipping above $99–$150. To minimize shipping impact, consider buying in bulk — a case of .357 Magnum often qualifies for free shipping.

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