r/Costco is a subreddit with 1.6M members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses hate, struggling, costco, worst, and annoying, and they frequently recommend/review sparkling water, protein bar, and coffee bean.
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Popular Themes in r/Costco
#1
Advice Requests
: "Anyone tried the Kirkland hydration sticks?"
15 posts
#2
Solution Requests
: "I know idiocracy was meant to mock Costco a bit but does anyone know where I can buy a replica vest that the Costco greeter from Idiocracy is wearing?"
8 posts
#3
Pain & Anger
: "Sport Research Multivitamin contamination?"
1 post
Popular Topics in r/Costco
#1
Hate
12 posts
#2
Struggling
9 posts
#3
Costco
8 posts
#4
Worst
8 posts
#5
Annoying
7 posts
#6
Frustrating
4 posts
#7
Bacon Quality
4 posts
#8
Rotisserie Chicken
4 posts
#9
App
3 posts
#10
Shopping Carts
3 posts
Products Discussed in r/Costco
Sparkling Water
138 reviews
#1
Spindrift
4.8★ from 19 reviews
#2
SodaStream
4.9★ from 19 reviews
#3
Waterloo
4.5★ from 17 reviews
Protein Bar
130 reviews
#1
Kirkland
4.3★ from 21 reviews
#2
Pure Protein
4.5★ from 17 reviews
#3
RX Bar
3.8★ from 9 reviews
Coffee Bean
89 reviews
#1
Ruta Maya
4.5★ from 23 reviews
#2
Mayorga
4.5★ from 18 reviews
#3
Lavazza
4.3★ from 9 reviews
Flair Used in r/Costco
#1
[Clearance 97 Deals]
: "Kinder’s grill pack $7.97"
14 posts
#2
[General Question]
: "Please pour one out for the states that don't have a Costco: Rhode Island, West Virginia, and Wyoming."
8 posts
#3
[Bakery]
: "Costco Fairfax has Pumpkin Pies"
8 posts
#4
[Product Question]
: "Type S dash cam on clearance"
8 posts
#5
[Seasonal Product]
: "I knew the moment I sent my wife a picture of the Grinch “whimsical” tree it would be coming home with me. I was correct."
6 posts
#6
[Costco.com]
: "Even the silver is sold in bulk"
6 posts
#7
[Pet Products]
: "Costco doggie beds- what’s on the inside!"
5 posts
#8
[Mildly Interesting]
: "Costco towels at Marriott."
5 posts
#9
Home and Kitchen
: "The US finally has the bean pot!"
5 posts
#10
[Grocery]
: "The Indian food selection is pretty great at my Costco. My favorite is the Chicken Biryani."
5 posts
Member Growth in r/Costco
Yearly
+212k members(15.0%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/Costco, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: September 12, 2026