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    Warehouse Wanderer: The Best Costco Deals & Steals Right Now (September 2026)

    Looking for the best Costco sales this week? You’re in the right place. While the monthly coupon book is great, the real savings are in the unadvertised deals hidden throughout the warehouse. I track these price drops every single week, so you don’t have to.

    For the week of September 2 my database flagged over 70 markdowns. But not every red tag is a good deal. Below is the complete list of current Costco markdowns organized by aisle—plus my top “Buy Now” picks that are actually worth your money.

    Complete List of Costco Food Sales This Week: September 2, 2026

    Interested in how to save even more money at the warehouse? Dive deeper and check out our Complete Guide to Costco Price Codes for tips and tricks on reading the price tags.

    Complete List of Costco Sales September 2

    Beverages

    • Alani Nu Cotton Candy $9.99 (37.5% Discount)
    • Alani Nu Energy Drink $16.59 (26.5% Discount)
    • Alani Nu Witches Brew $16.99 (24.8% Discount)
    • Body Armor Lyte $14.99 (23.1% Discount)
    • Crafted Classics Variety Pack $29.99 (25.0% Discount)
    • Health Ade Organic Kombucha Variety Pack $9.49 (32.2% Discount)
    • Kirkland Signatgure Italian Sparkling Water $13.99 (20.9% Discount)
    • Mayorga Coffee Roasted Organic Artesano Blend $13.49 (27.0% Discount)
    • Muscle Milk Protein Shakes Cookies N Cream $24.99 (21.9% Discount)
    • Orgain Organic Kids Nutritional Shake Chocolate $29.99 (21.1% Discount)
    • Starbucks Holiday Medium Roast K Cups $35.99 (20.0% Discount)
    • Starbucks K Cups Pikes Place $35.99 (20.0% Discount)

    Pantry & Dry Goods

    • Bachan’s The Original Japanese Barbecue Sauce $7.49 (25.0% Discount)
    • Bumblee Bee Solid White Albacore $12.99 (22.6% Discount)
    • Dave’s Killer Bread Organic 21 Whole Grain $7.29 (24.8% Discount)
    • Go Raw Sprouted Pumpkin Seeds $6.99 (36.4% Discount)
    • Go Raw Sprouted Sunflower Seeds $5.59 (26.3% Discount)
    • Hellman’s Squeeze Mayo $7.49 (28.6% Discount)
    • Kodiak Cakes Mix $9.29 (30.1% Discount)
    • Kraft Easy Mac Cups $7.99 (20.0% Discount)
    • Kraft Macaroni & Cheese $10.99 (26.7% Discount)
    • Mateo’s Gourmet Salsa $4.99 (28.6% Discount)
    • Nature’s Path Organic Pumpkin Seed & Flax $6.29 (37.0% Discount)
    • Nongshim Tonkotsu Ramen Bowl $9.29 (27.4% Discount)

    Snacks & Sweets

    • Annie’s Organic Bees, Bugs, Butterflies Gummies $10.69 (28.2% Discount)
    • Barnum’s Animal Crackers $7.29 (30.5% Discount)
    • Chomps Original Grass Fed $13.99 (26.3% Discount)
    • Godiva Masterpiece Heavenly Milk Chocolate with Ganache $9.99 (33.4% Discount)
    • Loacker Minis Mixed Cream Filled Wafers $8.49 (31.5% Discount)
    • Made Good Organic Granola Minis $7.99 (33.4% Discount)
    • Mars Candy Bars $22.49 (25.0% Discount)
    • Pepperidge Farms Goldfish $9.29 (25.3% Discount)
    • Pirate’s Booty Aged White Cheddar Rice & Corn Puffs $9.89 (26.1% Discount)
    • Popcorners Variety Pack $10.99 (30.0% Discount)
    • Robert Irvine’s Fit Crunch Protein Bars $13.99 (30.0% Discount)
    • Simple Mills Cinnamon Sweet Thins $6.59 (29.8% Discount)
    • Volupta Freeze Dried Strawberries $7.99 (20.0% Discount)

    Refrigerated & Dairy

    • Amylu ABF Paleo Andouille Sausage $11.39 (25.9% Discount)
    • Chobani 20G Protein Plain Greek Yogurt $4.69 (31.0% Discount)
    • Columbus Turkey Bacon $11.49 (28.1% Discount)
    • Good Foods Organic Avocado Mash $8.99 (30.8% Discount)
    • Hilshire Farms Naturals Turkey Breast $8.89 (31.0% Discount)
    • President Crumbled Feta $4.39 (35.3% Discount)
    • Pulmuone Teriyaki Stir-Fry $5.99 (31.1% Discount)
    • Rojo’s Street Corn Dip $6.19 (30.4% Discount)
    • Sabatino’s Paleo Organic Basil & Cracked Black Pepper Chicken Sausage $11.19 (25.4% Discount)
    • Sabatino’s Tuscan Style Chicken Piccata $10.49 (25.0% Discount)
    • Starbucks Caramel Macchiato Creamer $5.49 (31.3% Discount)

    Frozen Foods

    • Ajinomoto Yakitori Chicken Fried Rice $11.79 (25.3% Discount)
    • Dino Buddies Chicken Breast Nuggets $10.99 (26.7% Discount)
    • Haagen Daz Vanilla Almond bars $9.49 (26.7% Discount)
    • Kirkland Signature Grass-Fed Beef Patties $24.99 (24.2% Discount)
    • Sabatasso’s Four Cheese Gluten-Free Pizza $12.69 (25.3% Discount)
    • Tru Fru Strawberries Covered in Chocolate $10.49 (25.0% Discount)

    Household & Cleaning

    • Bounty Advanced Paper Towels $22.89 (19.7% Discount)
    • Cascade Platinum Plus Dishwasher Detergent Pods $20.49 (19.6% Discount)
    • Dawn Platinum Advanced Power Dishwashing Liquid $9.59 (20.0% Discount)
    • Dawn Platinum Plus Powerwash Dish Spray $9.99 (23.1% Discount)
    • Downy Light Beads Ocean Mist $15.99 (20.0% Discount)
    • Downy Liquid Fabric Softener $10.99 (21.4% Discount)
    • Downy Unstopables Fresh Laundry Scent Beads $15.99 (20.0% Discount)
    • Gain + Oxi $15.99 (20.0% Discount)
    • Kleenex Trusted Care Facial Tissue $16.99 (21.0% Discount)
    • Kleenex Ultra Facial Tissue $16.99 (21.0% Discount)
    • Tide Liquid Free and Gentle $14.99 (25.0% Discount)
    • Tide Liquid Laundry Detergent $19.99 (20.0% Discount)
    • Tide Pods Unstopables $15.99 (20.0% Discount)
    • Tide Ultra Concentrated Liquid $25.49 (19.0% Discount)

    Baby Care

    • Pampers Ultra Swaddlers Diapers Size 1 $37.99 (11.6% Discount)
    • Pampers Ultra Swaddlers Diapers Size 6 $41.79 (10.7% Discount)
    • Pampers Ultra Swaddlers Diapers Size 7 $41.79 (10.7% Discount)
    • Pampers Ultra Swaddlers Size 2 $37.99 (11.6% Discount)
    • Pampers Ultra Swaddlers Size 3 $37.99 (11.6% Discount)
    • Pampers Ultra Swaddlers Size 4 $41.79 (10.7% Discount)
    • Pampers Ultra Swaddlers Size 5 $41.79 (10.7% Discount)

    Don’t Overpay on the Basics

    Snagging a deal from this week’s Costco sales list feels great, but let’s be honest: you can’t feed your family on just discounted snacks and energy drinks.

    The real budget drain happens when you overpay for everyday staples that rarely get a red sale tag. How do you know if you’re actually getting a good deal on milk, eggs, ground beef, or paper towels? You use data.

    I put together the “Essential 25” Price List—a free cheat sheet that shows the exact “Buy Now” target prices for the 25 items you buy on every single trip. Stop guessing whether the warehouse price is lower than your local grocery store’s.

    Which of these sales are you adding to your cart this week? Did your local warehouse have a crazy, unadvertised clearance deal that I missed? Let me know in the comments below so we can help each other save!

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