Is blue cardstock profitable to sell on Amazon United States?

The niche generates $184K/yr across 40 tracked products. 3 of 10 products launched in the last 360 days are still selling. 90-day search growth is +14.3%. Flapen's verdict: Worth a look (58/100).

How competitive is the blue cardstock niche?

25 brands and 97 sellers compete. The top 5 products take 43% of clicks and top 5 brands hold 63% of demand.

What do buyers complain about in blue cardstock?

Top complaints mined from reviews: Paper Quality, Color, Thickness. The return rate is 1.1%.

When does demand for blue cardstock peak?

Demand peaks in May; the busiest month runs 1.7× the quietest.

What does it cost to enter the blue cardstock niche?

Listings span $5.19–$22.42; the average listing price is $12.52 (sweet spot $15–$100). The average incumbent carries 510 reviews — the moat a new listing must climb.

blue cardstock

Worth a look

Shows low returns (1.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Returns

Great1.1%

return rate — above 5% kills the launch gate

Conversion

Great10.5%

search→purchase rate — share of searches ending in a sale

Review moat

Good510.3

avg incumbent reviews — the moat a new listing must climb

Brand share

Good63%

top-5 brand share — brands hold most of the demand

Competition

Good43%

top-5 click share — leaders hold, buyers still browse

Avg price

Good$12.52

avg listing price — sweet spot $15–$100

Growth

Okay+14.3%

90-day search growth — must beat 0% to launch

Price range

Okay$5.19–$22.42

cheapest to priciest tracked listing — scored on the share inside $15–$100

Market size

Okay$184K

$184K/yr · 140K searches

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

According to Flapen's Amazon United States niche tracking, blue cardstock is a $184K/yr Amazon United States market (140K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in May. Verdict: Worth a look — 58/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

blue cardstock market data

Units sold / yr: 20K–25K; avg 250–500/product
Revenue / yr: $250K–$313K; units × avg price
Conversion rate: 10.5%
Avg BSR: #138
Page quality: 0%
Prime: 95%
Sponsored: 80%
Out of stock: 3.2%
Avg brand age: 54 months
Avg seller age: 164 days

Competition & brand share

The top 5 products take 43% of clicks — established leaders, but buyers still shop beyond them.

Brands

25 falling

Sellers

Top-5 brand share

63%

Top 20: 96%

Top-5 click share

43%

Top 20: 81%

Open market

32%

FLIPPED26%
Astrobrights16%
TUXIYA8%
Neenah7%
WEKOOSE6%
Uncle Paul6%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +14.3% search growth over the last 90 days.

Peak months: May · busiest ÷ quietest = 1.7×

Open Trend

Top blue cardstock search terms

blue cardstock75K/yr +15.0%9.7% conv.
blue card stock16K/yr +19.1%10.0% conv.
blue cardstock 8.5 x 1116K/yr +4.1%11.5% conv.
blue cardstock paper11K/yr +16.2%7.3% conv.
cardstock blue8K/yr +13.3%7.5% conv.
blue card stock paper 8.5 x 116K/yr +11.6%13.7% conv.
card stock blue4K/yr +14.9%9.2% conv.
cardstock paper blue3K/yr +23.4%6.8% conv.

All search terms

Top blue cardstock 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Cardstock 8.5 x 11 30 Sheets Cardstock Paper 85 lb/230 gsm Blue Card Stock for Printer Drawing Gift tags Invitations Cards etc (Royal blue 30 Sheets)

FLIPPED$5.984.7★814 rev

Astrobrights Mega Collection Colored Cardstock Bright Blue 320 Sheets 65 lb/176 gsm 8.5 x 11 - MORE SHEETS! (91628)

Astrobrights$17.874.8★600 rev

Astrobrights Color Card Stock 8 1/2 x 11 FSC Certified 30% Recycled 65 Lb Lunar Blue Pack of 250

Astrobrights$17.104.7★415 rev

Cardstock 8.5 x 11 65Lb Cover Card Stock Royal Blue 180gsm Cover Cardstock for Printer Copy Card Stock Paper for Printing Invitations Gift tags Christmas Card (Royal blue 40 Sheets)

FLIPPED$5.964.8★306 rev

Blues Cardstock 8.5 x 11 Craft Paper Cover Stock Stash Pack- Blue Tones Assorted Colored Scrapbook Paper 80lb Card Stock for Construction Crafts Embossing Quilling Cardmaking-30 Sheets

WEKOOSE$9.904.7★225 rev

Newest

by launch date

40 Sheets 8.5 x 11 Colored Cardstock 5 Assorted Blue Shades of 180GSM/65LB Construction Paper Blue Cardstock Printer Paper for Printing Card Making DIY Crafts Party Decorations

TUXIYA$7.8653 rev

2mo ago

100 Sheets 8.5 x 11 Colored Cardstock 5 Assorted Blue Shades of 180GSM/65LB Construction Paper Blue Cardstock Printer Paper Card Making DIY Crafts School Supplies Party Decorations

TUXIYA$15.03141 rev

5mo ago

25 Sheets 5 Blue Colors Cardstock Paper 8.5 X 11 Doubled-sided Card Stock 92lb/250gsm Heavy Weight Thick Craft Construction Paper for Scrapbooking DIY Cards Making Party Decor Printer UAP13MXBL25

Uncle Paul$7.171,439 rev

6mo ago

Cardstock 8.5 x 11 65Lb Cover Card Stock Royal Blue 180gsm Cover Cardstock for Printer Copy Card Stock Paper for Printing Invitations Gift tags Christmas Card (Royal blue 40 Sheets)

FLIPPED$5.96306 rev

11mo ago

Woodlake Blue Cardstock Printer Paper 8.5x11Letter Size 100Sheets 110LB Heavyweight Colored Card Stock For Copy Printing Invitations Scrapbooking & Art Projects Made in USA

Woodlake$17.9572 rev

1y ago

What buyers say about blue cardstock

What buyers praise and complain about, mined from review topics.

What buyers love

Color25%

“The colors are bright”

Quality-Overall22%

“the quality feels consistent throughout the pack”

Paper Quality21%

“Great paper”

Advertised Vs Actual Product7%

“As described”

Paper Brightness4%

“Good quality paper”

Weight Heavy3%

“its also not a heavy cardstock”

Strength3%

“It isnt flimsy,”

Thickness2%

“Medium thickness a great value for the price”

Value For Money2%

“The quantity is generous”

Drawing Experience2%

“Good for crafting”

What buyers complain about

Paper Quality34%

“Very poor quality several papers damaged paper came out of package”

Color24%

“Color was not accurate”

Thickness19%

“Wrong thickness”

Advertised Vs Actual Product7%

“False advertising”

Quality-Overall4%

“Poor quality overall”

Value For Money4%

“Not a Great Value”

Top return reasons

Color52%

Paper Quality10%

Display Colors8%

Size-Overall5%

Value For Money5%