What is the current .357 SIG ammo price per round?

As of September 2026, range/practice .357 SIG runs about $0.660/rd at the midpoint, across 19 tracked retailers. The cheapest observed listing is $0.400/rd. A quarter of listings price at or below $0.680/rd. Across all load types, including defensive and match, the midpoint is $1.05/rd. Prices are updated daily from 93+ product listings.

What is a good price per round for .357 SIG?

Over the past 30 days, range/practice .357 SIG runs about $0.660/rd at the midpoint, and the 25th-percentile observed price is $0.680/rd. Across all load types, including defensive and match, the midpoint is $1.05/rd. IronScout reports observed market prices only and does not rate individual prices.

Are .357 SIG ammo prices going up or down?

Based on 2539 price observations over 31 days, range/practice .357 SIG runs about $0.660/rd at the midpoint, and the cheapest observed price is $0.400/rd. Across all load types, including defensive and match, the midpoint is $1.05/rd. IronScout tracks observed prices — not predictions. Set up free price alerts to be notified of significant changes.

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.357 SIG Ammo Price History — From $0.40/rd, September 2026

Name: .357 SIG Ammo Observed Pricing
Creator: IronScout
License: https://www.ironscout.ai/terms

Cheapest right now: $0.400/rd · Lower quartile: $0.680/rd · 19 retailers tracked

By load type: Range/practice $0.660/rd · Defensive/premium $1.25/rd

Last updated September 26, 2026

As of September 26, 2026, .357 SIG ammunition shows a median observed price of $1.05 per round across 19 tracked retailers, with most in-stock listings between $0.680 and $1.97 per round (30-day window, 2,539 daily-best observations across 93 products). By purpose, range/practice (FMJ-class) ammunition has a median of $0.660 per round and premium/defensive (JHP, hunting, match) has a median of $1.25 per round.

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

Cheapest Right Now

$0.400/rd

$19.99 per box of 50

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30-Day Price Summary

middle 50% (p25–p75)median7-day lowrange (low–high)

Metric	Price Per Round	Per Box of 50
Lowest Observed	$0.400	$19.99
25th Percentile	$0.680	$33.99
Median	$1.05	$52.48
75th Percentile	$1.45	$72.65
Highest Observed	$2.30	$114.98

Based on 2539 observations over 31 days across 19 retailers · 93 products tracked

Frequently Asked Questions

What is the current .357 SIG ammo price per round?: As of September 2026, range/practice .357 SIG runs about $0.660/rd at the midpoint, across 19 tracked retailers. The cheapest observed listing is $0.400/rd. A quarter of listings price at or below $0.680/rd. Across all load types, including defensive and match, the midpoint is $1.05/rd. Prices are updated daily from 93+ product listings.
What is a good price per round for .357 SIG?: Over the past 30 days, range/practice .357 SIG runs about $0.660/rd at the midpoint, and the 25th-percentile observed price is $0.680/rd. Across all load types, including defensive and match, the midpoint is $1.05/rd. IronScout reports observed market prices only and does not rate individual prices.
Are .357 SIG ammo prices going up or down?: Based on 2539 price observations over 31 days, range/practice .357 SIG runs about $0.660/rd at the midpoint, and the cheapest observed price is $0.400/rd. Across all load types, including defensive and match, the midpoint is $1.05/rd. IronScout tracks observed prices — not predictions. Set up free price alerts to be notified of significant changes.

Data Methodology

IronScout collects observed in-stock prices from tracked online retailers daily. Price statistics are calculated using the daily-best observed price per product per day — meaning the lowest price seen for each distinct product on each calendar day.

Only in-stock products are included in calculations
Median and percentile values use SQL PERCENTILE_CONT over daily-best prices
Coverage varies by retailer and data source
Historical data is append-only and never modified after collection

Observed 30-day price distribution

IronScout provides observed price and availability data for .357 SIG 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: 1.050, lowest: 0.400, highest: 2.300, sample size: 2539.

Lowest observed price in the trailing 7-day window: 0.400.

Prices last updated September 26, 2026 · 93 listings tracked across 19 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.

View 93 tracked .357 SIG products →

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Frozen monthly price levels

1 frozen month for .357 SIG, March 2026 to March 2026. Each month is computed on its own from that month's observations and then locked; it is a level, not a change from the month before. No calendar month between them is missing a published snapshot.

.357 SIG frozen monthly price levels
Month	Median $/rd	25th–75th percentile	Retailers	Samples
March 2026	$0.899	$0.700 – $1.60	7	836

Monthly Price Archives

.357 SIG — March 2026

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