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.40 S&W Ammo Price Per Round — June 2026

Cheapest right now: $0.300/rd · Lower quartile: $0.486/rd · 9 retailers tracked

By load type: Range/practice $0.400/rd · Defensive/premium $1.349/rd

Last updated June 28, 2026

Cheapest Right Now

$0.300/rd

$15.00 per box of 50

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30-Day Price Summary

middle 50% (p25–p75)median7-day lowrange (low–high)
MetricPrice Per RoundPer Box of 50
Lowest Observed$0.300$15.00
25th Percentile$0.486$24.29
Median$1.000$50.00
75th Percentile$1.599$79.97
Highest Observed$3.499$174.97

Based on 5610 observations over 31 days across 9 retailers · 273 products tracked

Frequently Asked Questions

What is the current .40 S&W ammo price per round?
As of June 2026, the cheapest observed .40 S&W is $0.300/rd, with the 25th percentile around $0.486/rd, across 9 tracked retailers. The midpoint across all listed products is $1.000/rd. Prices are updated daily from 273+ product listings.
What is a good price per round for .40 S&W?
Over the past 30 days, the 25th-percentile observed price for .40 S&W is $0.486/rd and the per-product midpoint is $1.000/rd. IronScout reports observed market prices only and does not rate individual prices. Split by load type, range/practice runs about $0.400/rd at the midpoint and defensive/premium about $1.349/rd.
Are .40 S&W ammo prices going up or down?
Based on 5610 price observations over 31 days, the cheapest observed price is $0.300/rd and the per-product midpoint is $1.000/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

IronScout provides observed price and availability data for .40 S&W 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: 1.000, lowest: 0.300, highest: 3.499, sample size: 5610.

Lowest observed price in the trailing 7-day window: 0.300.

Prices last updated June 28, 2026 · 273 listings tracked across 9 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.
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