.243 Win Ammo Prices & Cost Per Round
Real-time price tracking across 4 retailers. Updated every 2 hours.
Track .243 Win ammo cost per round in real time across 4 retailers. We're monitoring 37 .243 Win products (19 priced offers with CPR data) with box prices starting at $27.71. The typical cost per round is $1.90, with the best deal at $1.43/round. Prices are updated every 2 hours. Click any product to see its full price history and set a price drop alert.
Median .243 Win cost per round on September 24, 2026: $1.90 across 19 in-stock listings tracked by Firearm Data Lab.
.243 Win Cost Per Round History
.243 Win Price by Month
| Month | Median CPR | Lowest CPR | Change |
|---|---|---|---|
| September 2026 | 187.0¢/rd | 39.0¢/rd | — |
| August 2026 | 187.0¢/rd | 36.5¢/rd | — |
| July 2026 | 187.0¢/rd | 36.5¢/rd | -0.4% |
| June 2026 | 187.8¢/rd | 38.3¢/rd | +1.2% |
| May 2026 | 185.5¢/rd | 45.0¢/rd | -2.1% |
| April 2026 | 189.5¢/rd | 109.5¢/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 .243 Win?
The best cost per round we're currently tracking for .243 Win is $1.43/round. A typical CPR across 19 tracked offers is $1.90/round. Prices vary by brand, grain weight, and retailer.
Is .243 Win ammo cheap right now?
The typical cost per round for .243 Win is $1.90. 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.
Where can I find the cheapest .243 Win ammo?
Based on our real-time tracking across 4 retailers, the cheapest .243 Win ammo starting at $27.71/box. We compare prices from E-Commerce Arms, GrabAGun, Palmetto State Armory, SGAmmo and more.
Other Calibers
All .243 Win Ammo — Lowest CPR First
