Ammo Price Index / Today
Today’s Ammo Market
Today's observed ammunition market from tracked online retailers: the largest 7-day changes in observed daily-best median cost per round, the lowest cost-per-round today by category, calibers at multi-month tracked lows or highs, and the largest tracked in-stock product-count changes. The median 7-day move across the 39 eligible tracked calibers was +0.5%. Every figure is an observed fact from tracked data, updated with the daily rebuild.
Last updated: Aug 31, 2026 · 39 eligible calibers
Biggest 7-Day Moves (Observed Daily-Best Median)
| Caliber | 7-day change | Median $/rd (7d ago → now) |
|---|---|---|
| .45 ACP | -9.4% | $0.950 → $0.860 |
| .40 S&W | -1.8% | $0.570 → $0.560 |
| .32 ACP | -0.9% | $0.640 → $0.634 |
| Caliber | 7-day change | Median $/rd (7d ago → now) |
|---|---|---|
| 7x57mm Mauser | +8.3% | $1.47 → $1.60 |
| 6.5 Creedmoor | +4.3% | $1.82 → $1.90 |
| .380 ACP | +3.3% | $0.600 → $0.619 |
| .300 PRC | +2.6% | $2.85 → $2.92 |
| .270 Winchester | +2.6% | $1.85 → $1.90 |
.45 ACP: observed daily-best median fell -9.4% over 7 days among tracked retailers ($0.950 to $0.860 per round). Over 30 days it moved -14.0%. Its current 30-day median is at a 1-month tracked low, below every sufficient monthly median since 2026-07. That runs against the +0.5% median 7-day move of the tracked calibers.
.40 S&W: observed daily-best median fell -1.8% over 7 days among tracked retailers ($0.570 to $0.560 per round). Over 30 days it moved -12.5%. Its current 30-day median is at a 1-month tracked low, below every sufficient monthly median since 2026-07.
.32 ACP: observed daily-best median held roughly flat -0.9% over 7 days among tracked retailers ($0.640 to $0.634 per round). Over 30 days it moved -5.4%. Its current 30-day median is at a 1-month tracked low, below every sufficient monthly median since 2026-07.
7x57mm Mauser: observed daily-best median rose +8.3% over 7 days among tracked retailers ($1.474 to $1.597 per round).
6.5 Creedmoor: observed daily-best median rose +4.3% over 7 days among tracked retailers ($1.818 to $1.896 per round). Over 30 days it moved -0.2%.
.380 ACP: observed daily-best median rose +3.3% over 7 days among tracked retailers ($0.600 to $0.619 per round). Over 30 days it moved +3.2%. Its current 30-day median is at a 1-month tracked low, below every sufficient monthly median since 2026-07.
.300 PRC: observed daily-best median rose +2.6% over 7 days among tracked retailers ($2.849 to $2.925 per round). Over 30 days it moved +3.2%. Its current 30-day median is at a 1-month tracked high, above every sufficient monthly median since 2026-07.
.270 Winchester: observed daily-best median rose +2.6% over 7 days among tracked retailers ($1.849 to $1.897 per round). Over 30 days it moved -0.1%.
Lowest Cost Per Round Today (Tracked Retailers)
Handgun: 9mm Luger $0.145/rd — the lowest observed cost per round today among tracked handgun calibers (7-day observed low, 23 tracked retailers).
Rifle: .308 Winchester $0.399/rd — the lowest observed cost per round today among tracked rifle calibers (7-day observed low, 23 tracked retailers).
Rimfire: .22 LR $0.0618/rd — the lowest observed cost per round today among tracked rimfire calibers (7-day observed low, 22 tracked retailers).
Shotgun: 12 Gauge $0.270/rd — the lowest observed cost per round today among tracked shotgun calibers (7-day observed low, 23 tracked retailers).
Calibers at Multi-Month Tracked Lows & Highs
- 9mm Luger: current 30-day observed daily-best median ($0.510 per round) is at a 1-month tracked high — above every sufficient monthly median since 2026-07.
- .357 Magnum: current 30-day observed daily-best median ($1.198 per round) is at a 1-month tracked low — below every sufficient monthly median since 2026-07.
- .32 ACP: current 30-day observed daily-best median ($0.634 per round) is at a 1-month tracked low — below every sufficient monthly median since 2026-07.
- .45 ACP: current 30-day observed daily-best median ($0.860 per round) is at a 1-month tracked low — below every sufficient monthly median since 2026-07.
- .44 Magnum: current 30-day observed daily-best median ($1.349 per round) is at a 1-month tracked low — below every sufficient monthly median since 2026-07.
Availability Watch (Tracked In-Stock Product Counts)
- 6.5 Creedmoor: tracked in-stock product count moved -7.6% over 7 days (369 to 341 products).
- .25 ACP: tracked in-stock product count moved +5.9% over 7 days (51 to 54 products).
- .380 ACP: tracked in-stock product count moved +5.4% over 7 days (259 to 273 products).
- 7x57mm Mauser: tracked in-stock product count moved +5.3% over 7 days (38 to 40 products).
- .22 LR: tracked in-stock product count moved +3.9% over 7 days (332 to 345 products).
Related
As of September 2026. IronScout reports observed prices only.