20 Gauge Ammo Prices & Cost Per Round
4,450 listings tracked · 3,310 in stock, across 13 retailers. Retailer feeds are checked every 15 minutes.
20 Gauge by Use Case
20 Gauge Cost Per Round History
20 Gauge Price by Month
| Month | Median cost per round | Lowest cost per round | Change |
|---|---|---|---|
| November 2026 | 81¢/rd | 28¢/rd | -0.2% |
| October 2026 | 81¢/rd | 28¢/rd | +1.1% |
| September 2026 | 80¢/rd | 34¢/rd | +0.5% |
| August 2026 | 80¢/rd | 34¢/rd | — |
| July 2026 | 80¢/rd | 32¢/rd | +2.6% |
| June 2026 | 78¢/rd | 32¢/rd | -1.6% |
| May 2026 | 79¢/rd | 28¢/rd | -1.5% |
| April 2026 | 80¢/rd | 36¢/rd | — |
Median and lowest observed cost per round per calendar month, from in-stock listings tracked across supported retailers.
Want the whole market instead of one caliber? The Ammo Price Index chains these monthly medians across a fixed 12-caliber basket into a single month-over-month benchmark.
Frequently Asked Questions
What is a good cost per round for 20 Gauge?
The best cost per round we're currently tracking for 20 Gauge is $0.28/round. A typical CPR across 2287 tracked offers is $0.80/round. Prices vary by brand, grain weight, and retailer.
Is 20 Gauge ammo cheap right now?
The typical cost per round for 20 Gauge is $0.80. Check our CPR trend chart above to see if current prices are above or below the 30-day average. Set a price alert to get notified when prices drop.
How do 20 Gauge prices vary by use case?
20 Gauge ammo falls into different price tiers depending on intended use. Range / FMJ has a median of 40¢/rd (best deal 35¢/rd across 11 products). Hunting has a median of 38¢/rd (best deal 34¢/rd across 5 products).
Where can I find the cheapest 20 Gauge ammo?
Based on our tracking across 13 retailers, the cheapest 20 Gauge ammo starting at $4.86/box. We compare prices from BattleHawk Armory, Brownells, E-Commerce Arms, Good 4 Guns and more.
Other Calibers
Compare 20 Gauge ammo by cost per round. Open any product to see its full price history or set a price alert.