Categories Burlington Iowa News West Burlington Ammo Prices Doubled Since December Post author By Falcon Post date March 31, 2013 Click Here: A box containing 500 rounds of .22LR was selling for approximately $20/box back in December. Today, the same box sells for $49, a 145 percent increase in price. The .223 was selling for $0.50 a round in mid-December. Today it sells for $1.00/round; a 100 percent increase in price. ← Immigration & Welfare → New ‘Rentals Available’ on Menu