small mason jar
Worth a lookShows a sweet-spot price point ($19.08 avg), but strong incumbent ratings (4.7★) keeps it on the watch list.
Avg price
Great$19.08avg listing price — sweet spot $15–$100
Returns
Great1.7%return rate — above 5% kills the launch gate
Price range
Good$8.70–$30.56cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good49%top-5 click share — leaders hold, buyers still browse
Conversion
Good5.0%search→purchase rate — share of searches ending in a sale
Brand share
Good71%top-5 brand share — brands hold most of the demand
Growth
Okay+18.3%90-day search growth — must beat 0% to launch
Market size
Okay$231K$231K/yr · 241K searches
Review moat
Okay2,727.55avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, small mason jar is a $231K/yr Amazon United States market (241K searches/yr). The top 5 brands hold 71% of demand. Demand peaks in Dec. Verdict: Worth a look — 54/100.
Data updated Aug 5, 2026 · scored weekly · How we score niches
small mason jar market data
- Units sold / yr
- 13K–15K
- avg 250–500/product
- Revenue / yr
- $239K–$286K
- units × avg price
- Conversion rate
- 5.0%
- Avg BSR
- #96
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 94%
- Out of stock
- 3.0%
- Avg brand age
- 40 months
- Avg seller age
- 161 days
Competition & brand share
The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.Brands
21 flat
Sellers
49
Top-5 brand share
71%
Top 20: 99%
Top-5 click share
49%
Top 20: 85%
Open market
25%
- ComSaf26%
- Ball19%
- Peokuaey13%
- NETANY6%
- CycleMore6%
- JoyJolt4%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +18.3% search growth over the last 90 days.Peak months: Dec · busiest ÷ quietest = 1.7×
Top small mason jar search terms
- small mason jars with lids170K/yr
- mason jars small28K/yr
- mason jar small16K/yr
- little mason jars10K/yr
- salsa jars10K/yr
- small mason jar with lid4K/yr
- salsa jars for homemade salsa4K/yr
Top small mason jar products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
ComSaf Mini Mason Jars 4 oz 8 Pack Regular Mouth Glass Jars with Lids
ComSaf$11.934.7★4,848 rev
Ball Jar Quilted Crystal Jelly (Case of 12) 8 oz
Ball$12.014.9★1,473 rev
8 oz Mason Jars with Airtight Silver Lids - 4 Pack Small Glass Jars - Thickened Wide Mouth Canning Jars for Spell Jars Candle Making Premium Spices & Bathroom Vanity Decor
Peokuaey$9.774.7★393 rev
Ball Regular Mouth Mason Jars with Lids & Bands Half Pint 8-oz (2-Pack)
Ball$12.824.7★27,033 rev
JoyJolt 8 Oz Mason Jars With Lids Labels and Measures! 6-Pack Regular Mouth Mason Jars Glass Jar with Lid and Band. Airtight Canning Jars Overnight Oats Jars Salad Jars Sourdough Starter Jar
JoyJolt$16.684.7★760 rev
Newest
by launch date
CycleMore 4oz Sunflower Glass Jars 12-Pack with 2 Types of Airtight Lids
CycleMore$17.7317 rev
8 Pack Small Glass Jars with Lids - 4oz Vintage Embossed Mini Mason Jars Regular Mouth Mason Canning Jar with Seal Bands for Jam Honey Jelly Dessert Spice Wedding Favors DIY Candles Decor
NETANY$12.7493 rev
Peokuaey 4 oz Glass Jars with Lids 6 Pack Small Mason Jars with Gift Bags & Tags Rustproof Airtight Mini Glass Jars Straight Sided Jelly Jars for Baby Food Spice Jam Candle Making & Favors
Peokuaey$9.93393 rev
Eathtek 6 Pack 8 oz Glass Mason Jars with Regular Lids 240 ml Canning Jars
Eathtek$12.81109 rev
4 oz Small Mason Jars with Embossed Pattern 24 Pack with Airtight Lids
Alotpower$21.05152 rev
Trending
90-day click momentum8 Pack Small Glass Jars with Lids - 4oz Vintage Embossed Mini Mason Jars Regular Mouth Mason Canning Jar with Seal Bands for Jam Honey Jelly Dessert Spice Wedding Favors DIY Candles Decor
NETANY$12.744.8★
CycleMore 4oz Sunflower Glass Jars 12-Pack with 2 Types of Airtight Lids
CycleMore$17.734.9★
8 oz Mason Jars with Airtight Silver Lids - 12 Pack Small Glass Jars Set with Labels & Twine - Wide Mouth Canning Jars for Yogurt Pantry Spice Organization Homemade Jam & Honey
Peokuaey$18.954.7★
Ball Jar Quilted Crystal Jelly (Case of 12) 8 oz
Ball$12.014.9★
Peokuaey 4 oz Glass Jars with Lids 6 Pack Small Mason Jars with Gift Bags & Tags Rustproof Airtight Mini Glass Jars Straight Sided Jelly Jars for Baby Food Spice Jam Candle Making & Favors
Peokuaey$9.934.7★
What buyers say about small mason jar
What buyers praise and complain about, mined from review topics.What buyers love
“Love the size”
“Amazing quality”
“Great deal”
“Just as pictured”
“Does not leak”
“Great for gifts”
“they still look brand new”
“Good for Storage”
“The lids are also sturdy”
“Came in handy for my usage”
What buyers complain about
“These are a little bigger”
“looks like it may rust soon”
“they arent really usable”
“Looks like they would cost more”
“Break easily”
“Not Leakproof”
“Difficult to clean”
“expected better quality”
“Does not meet product discription”
“the glass is thicker than I expected for small jars”
Top return reasons
Common questions
- Is small mason jar profitable to sell on Amazon United States?
- The niche generates $231K/yr across 33 tracked products. 10 of 12 products launched in the last 360 days are still selling. 90-day search growth is +18.3%. Flapen's verdict: Worth a look (54/100).
- How competitive is the small mason jar niche?
- 21 brands and 49 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 71% of demand.
- What do buyers complain about in small mason jar?
- Top complaints mined from reviews: Size-Overall, Rusts/Corrodes, Ease Of Use. The return rate is 1.7%.
- When does demand for small mason jar peak?
- Demand peaks in Dec; the busiest month runs 1.7× the quietest.
- What does it cost to enter the small mason jar niche?
- Listings span $8.70–$30.56; the average listing price is $19.08 (sweet spot $15–$100). The average incumbent carries 2,728 reviews — the moat a new listing must climb.