June 2026 Kirkland Signature New Arrivals: 14 Fresh Costco Finds with Prices + Buy or Skip

Costco is rolling out several exciting new Kirkland Signature products this June 2026. Here’s your complete guide to the freshest arrivals — including exact product names, prices, real shopper buzz, and clear buy-or-skip recommendations to help you shop smarter.

Kirkland Signature Snacking Nuts Variety Pack / ~$21.99

• Description: 30-count variety pack with single-serve sleeves of salted & roasted peanuts, almonds, and cashews.
• Buzz in June 2026: Highlighted as “all-new” or fresh arrival in June hauls and “best new products” roundups for its convenience.
• Review & Verdict: Buy — Excellent value, high-protein, crunchy, and perfect for on-the-go snacking or lunchboxes. Strong positive feedback for everyday use.

Kirkland Signature Shrimp Ceviche Salad / $11.99 per pound

• Description: Giant deli tray of chilled cooked shrimp mixed with diced bell peppers, red onions, cilantro, and lime wedges.
• Buzz in June 2026: Major star of multiple June “best new Costco foods” articles and social posts as a refreshing warm-weather option.
• Review & Verdict: Buy — Light, tangy, and bright. Editors and shoppers love it with tortilla chips for easy summer meals. Not traditional raw ceviche but delicious and convenient.

Kirkland Signature Twice Baked Pistachio Filled Croissants, 6-count / $9.99

• Description: All-butter twice-baked croissants filled with pistachio cream and topped with powdered sugar and salted pistachios.
• Buzz in June 2026: Strong seasonal buzz following the viral almond version; popular in May–June social media and reviews.
• Review & Verdict: Buy if you like pistachio — Many call them “incredible” and addictive. Some note they can be dry (microwave 15 sec + toaster oven recommended). Great with coffee.

Kirkland Signature Braised Beef with Yukon Mashed Potatoes / ~$7.89/lb or ~$26 per tray

• Description: Heat-and-serve deli meal with USDA Choice beef sous vide cooked in red wine sauce + buttery Yukon Gold mashed potatoes.
• Buzz in June 2026: Called one of the “best pre-made meals of 2026 so far” with continued strong samples and reviews into June.
• Review & Verdict: Strong Buy — Comforting “tastes like mom made it” flavor. 4.3/5 average reviews. Excellent for easy family dinners with great value.

Kirkland Signature Sea Salt Popcorn with Coconut Oil / ~$9.99 (36-count)

• Description: Simple 3-ingredient popcorn (popcorn, sea salt, coconut oil) in smaller travel-sized bags.
• Buzz in June 2026: Praised in new snack roundups as a cleaner alternative to buttered popcorn.
• Review & Verdict: Buy — Fresh, light, and portion-friendly. Positive feedback as a “breath of fresh air” for movie nights, lunches, or on-the-go.

Kirkland Signature Sparkling Energy Drink Variety Pack / $16.99–$18.99 (24 x 12 oz cans)

• Description: Sparkling zero-sugar energy drinks in fruity flavors (orange, peach, tropical) with high caffeine and clean ingredients.
• Buzz in June 2026: Major excitement as a “price disruptor” vs. premium brands; new to many areas through early summer.
• Review & Verdict: Buy — Excellent value (~70¢ per can). Shoppers love the taste and clean formula. Strong positive buzz for affordability and quality.

Kirkland Signature Organic Matcha / $19.99–$23.99 (12 oz)

• Description: Japanese green tea matcha powder (approximately 225 servings).
• Buzz in June 2026: Spotted and discussed as a quality/value option in spring/early summer hauls.
• Review & Verdict: Buy for matcha fans — Good Japanese-origin quality at a solid price. Some find it slightly bitter compared to premium brands. Great for lattes and smoothies.

Kirkland Signature Smoked Pork Back Ribs / ~$8.99/lb

• Description: Fully cooked, dry-rubbed smoked pork back ribs (heat-and-serve).
• Buzz in June 2026: Explicitly featured as a new arrival in early June 2026 YouTube hauls.
• Review & Verdict: Buy — Tender, fall-off-the-bone texture with balanced smoky flavor. Reviewers say “would buy again” and enjoy the taste.

Kirkland Signature Ultra Filtered 2% Lactose Free Milk, 64 fl oz, 3-count / ~$11.49–$12

• Description: Ultra-filtered 2% lactose-free milk (higher protein, lower sugar Fairlife-style dupe). Item examples: 1975527.
• Buzz in June 2026: Called out in June new arrivals videos and appreciated as an affordable option.
• Review & Verdict: Buy — Practical win for lactose-free needs. Good taste and significantly cheaper than name-brand equivalents.

Kirkland Signature Golf Wedge Set (3-piece) / ~$160

• Description: High-performance 3-wedge golf set (right-handed only), limited/seasonal stock.
• Buzz in June 2026: Highlighted in June new arrivals videos as a timely Father’s Day item.
• Review & Verdict: Buy for golfers — Good value and quality for the price. Positive feedback as a solid limited-time option.

Kirkland Signature Ultra Soft Diapers (transition to new item numbers)

• Description: Updated labeling and item numbers for the popular Kirkland diaper line (e.g., sizes 3–7).
• Buzz in June 2026: Noted in the June 1 Reddit megathread as a packaging/supplier transition.
• Review & Verdict: Proceed with caution — Mixed feedback. Some report thinner material or reduced performance. Loyal users have mixed feelings; test a pack first.

Kirkland Signature Oven Roasted Chicken Dog Food (Item 1955363)

• Description: New oven-roasted chicken dog food (select locations only).
• Buzz in June 2026: Officially posted as “new” by Costco on Instagram June 7, 2026.
• Review & Verdict: Watch for reviews — Too new for widespread feedback. Appears to be a tasty new option for dogs; early visibility is positive.

Kirkland Signature Reusable Shopping Bags (4-pack, updated designs) / ~$6.99–$7

• Description: Reusable shopping bags with fun Costco-themed prints (e.g., chicken, nuts, croissants).
• Buzz in June 2026: Featured in June new arrivals videos as a refreshed or returning item with cute new designs.
• Review & Verdict: Buy — Practical, strong handles, and fun designs. Reviewers like them for shopping and gifting.

Kirkland Signature Grass-fed Beef Sticks, 1.15 oz, 12-count (Item 1857160) / ~$12.99–$18.99

• Description: Individually wrapped grass-fed beef sticks (10g protein, 0g sugar per stick).
• Buzz in June 2026: Available and occasionally mentioned in June hauls; earlier rollout with ongoing positive word-of-mouth.
• Review & Verdict: Buy — Great value, convenient high-protein snack. Shoppers praise taste and price compared to competitors.