As anyone who has raised a child knows, diapers are essential but expensive. Like, really expensive. What's more, finding the best deal on your favorite brand can be frustrating because prices are constantly changing. We here at Groupon Coupons have set out to help, combing through Huggies diaper sales, Pampers diaper sales, and Luvs diaper sales to track down the current best price for our customers' most purchased brands and sizes (hey, we spend all our time online anyway). We'll also make sure you're confident you're getting the absolute best price by including available diaper promo codes and coupons. 

This list is updated weekly, so make sure you bookmark and check here first before you buy.  

Savings Tip: Get A FREE $20 Target Gift Card On $100+ Baby Care

Size 1 (8–14lb.) 

Best Diapers Deal: $39.94 for Luvs at Amazon

Size 2 (12–18lb.)

Best Diapers Deal: $39.94 at Amazon for Luvs

Size 3 (16–28lb.)

Best Diapers Deal: $34.47 at Walmart for Luvs

Size 4 (22–37lb.) 

Best Diapers Deal: $34.47 at Walmart for Luvs

Amazon	$51.61 140 count $0.37 per diaper	$39.94 198 count $0.20 per diaper	$44.97 120 count $0.37 per diaper
Target	$45.99 120 count $0.38 per diaper	$31.49 144 count $0.22 per diaper	$44.99 120 count $0.37 per diaper
Walmart	$39.97 104 count $0.38 per diaper	$39.94 198 count $0.20 per diaper	$39.77 116 count $0.34 per diaper

Size 5 (27+ lb.)

Best Diapers Deal: $39.94 for Luvs at Walmart

Size 6 (35+ lb.)

Best Diapers Deal: $34.47 at Amazon for Luvs