--- title: "Is Cars Birthday Party Supplies Worth Selling on Amazon US?" canonical_url: "https://flapen.com/research/us/home-kitchen/cars-birthday-party-supplies" last_updated: "2026-09-18T13:27:00.089Z" locale: en meta: description: "Cars Birthday Party Supplies Amazon US estimated sales data: $96,700/month, -0.8% growth. Worth selling? See the verdict." "og:description": "Cars Birthday Party Supplies Amazon US estimated sales data: $96,700/month, -0.8% growth. Worth selling? See the verdict." "og:title": "Is Cars Birthday Party Supplies Worth Selling on Amazon US?" --- OverviewNichesProductsSearch terms Flapen Score ## Cars Birthday Party Supplies against its category The dotted line is the Home & Kitchen average. Past it, Cars Birthday Party Supplies is stronger. Inside it, weaker.Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality GapThis niche Category average [**See the method **](https://flapen.com/science) Market ## The Cars Birthday Party Supplies market on Amazon at a glance Shoppers on Amazon United States searched for Cars Birthday Party Supplies 2.8M times last year and spent an estimated $1.2M. The top 5 brands take 36% of clicks. Demand peaks in Jul. Flapen scores it 62 out of 100, a Maybe. 01 · Demand ### An estimated 2.6% of those searches ended in a purchase. Shoppers searched for this 2.8M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.6% of those searches ended in a purchase. Searches in the last 90 days moved -0.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.2M a year.
Searches, last 12 months
2.8M
Growth, 90 days vs prior 90
-0.8%
Conversion, latest week
2.6%
Market size, estimated
$1.2Ma year
Peak month
July2.3× the quietest month
Top search term
lightning mcqueen birthday decorations520K searches a year
02 · Price ### A sale here is worth $15.73. Listings sell for $15.73 on average, from $5.95 to $47.52. Amazon reports units sold in ranges. This niche sold 60K to 80K a year. The average listing sells 250 to 500 of them. At $15.73 that is $4K to $8K a year per listing.
Average price
$15.73inside the $15 to $100 sweet spot
Price range
$5.95–$47.52
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
60K–80K
Units per listing a year
250–500
Revenue per listing a year
$4K–$8K
Returns
2.8%of orders · Amazon United States median 2.1%
03 · Entry bar ### The bar here is ads. 91% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 6.3% of listings are out of stock. The average listing ranks #1,140 within Party Packs. It carries 648 reviews at 4.59 stars, so a new listing needs social proof before a better product.
Sponsored listings
91%
Prime listings
100%
Out of stock, average day
6.3%
Average rank
#1,140in Party Packs
Average rating
4.59 starsAmazon United States average 4.42 stars
Average reviews
648per listing
Listings tracked
88
04 · Newcomers ### 20 of last year's 39 launches cleared the first-year sales bar. 39 products launched here in the last 12 months. 20 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 25 months on average, so a newcomer is not facing entrenched names.
Launched, last 12 months
39
Successful launches
20Amazon's first-year sales bar
Average brand age
25 months
Products ## Top Cars Birthday Party Supplies products & what they sell for Every tracked product: its share of the shelf, its reviews, and its price.**Sign in to see the products** The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone. [Sign in](https://flapen.com/auth/login) Competition ## Competition: brands, sellers & click share The top 5 products take only 23% of clicks. An open shelf where new products get seen. Brands**61 **▼falling Sellers**93** Top-5 brand share**36%** Top 20: 75% Top-5 click share**23%** Top 20: 57% Open market**59%**- Brand 111% - Brand 27% - Brand 36% - Brand 46% - Brand 55% - Brand 65% Demand ## Cars Birthday Party Supplies search demand Weekly searches over the year, seasonality beneath. Pick a range.3M6M1YAll70K50KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay Peak months: Jul · busiest ÷ quietest = 2.3× Search terms ## Top Cars Birthday Party Supplies search terms shoppers use The exact words shoppers type, with yearly volume, growth, and conversion.90D1Y - **lightning mcqueen birthday decorations**520K/yr+2.2%1.7% conv. - **cars birthday decorations**543K/yr-5.4%1.5% conv. - **disney cars birthday decorations**284K/yr+8.9%1.4% conv. - **race car birthday party decorations**293K/yr-8.6%1.5% conv. - **lighting mcqueen birthday decorations**156K/yr-1.0%0.9% conv. - **cars themed birthday party decorations**137K/yr-6.0%1.3% conv. - **mcqueen birthday decorations**95K/yr-2.1%1.0% conv. - **cars party decorations**93K/yr-7.8%1.6% conv. - **pixar cars birthday decorations**89K/yr-4.3%1.3% conv. - **car birthday decorations**81K/yr+2.7%0.9% conv. Reviews and returns ## What reviews say buyers love and hate about Cars Birthday Party Supplies We read the reviews and the return reasons for every product selling here.**23%**of positive reviews mention “Quality-Overall”**14%**of negative reviews mention “Durability”**2.8%**of orders come back > **“Falls apart super easy” **_A buyer, on “Durability”14% of negative reviews mention the same topic_ Every topic ### Every topic buyers talk about, one row each. Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote. 17 topics**Negative****Positive****Quality-Overall**+0.9411%23%8% of returns“The quality is solid”**Durability**−0.1114%6%“Falls apart super easy”**Size-Overall**+0.2310%6%29% of returns“much smaller than expected”**Value For Money**+0.165%9%15% of returns“Excellent value”**Advertised Vs Actual Product**+0.5710%8% of returns“As advertised”**Strength**−0.015%5%2% of returns“flimsy”**Color**+0.948%6% of returns“Vibrant color”**Inflation/Deflation**−0.057%“most were deflated”**Assembly/Installation**+0.525%“Easy set up”**Design-Overall**+0.275%“The design itself is fun”**Adhesion/Stickiness**−0.025%6% of returns“I didnt dare use the adhesive”**Material Quality**−0.023%5% of returns“thin material”**Ease Of Use**+0.203%“Easy to use”**Smell**—3%“had a weird smell to them”**Thickness**−0.022%“Cheap thin material”**Defective Material/Parts**—3% of returnsReturn reason only. No review mentions it.**Functionality-Overall**—3% of returnsReturn reason only. No review mentions it.Expand all rows Keep looking ## Related niches Niches in the same category that score near this one. Research these next. [All Home & Kitchen niches](https://flapen.com/research/us/home-kitchen/niches) [

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**$1.5M**/yr**+628.3%**](https://flapen.com/research/us/patio-lawn-garden/jet-nozzle-high-pressure-hose-nozzle) FAQ ## Common Cars Birthday Party Supplies questions Answered from the same tracked data.Is Cars Birthday Party Supplies profitable to sell on Amazon United States? Flapen scores Cars Birthday Party Supplies 62 out of 100 on Amazon United States, a Maybe. Shoppers spend $1.2M a year across 88 tracked products. 20 of the 39 products launched in the last year cleared the first-year sales bar. Search demand grew -0.8% in the last 90 days.How competitive is the Cars Birthday Party Supplies niche on Amazon United States? 61 brands and 93 sellers compete in Cars Birthday Party Supplies on Amazon United States. The top 5 Cars Birthday Party Supplies products take 23% of clicks, and the top 5 brands take 36%.What do buyers complain about in Cars Birthday Party Supplies? Cars Birthday Party Supplies buyers on Amazon United States complain most about Durability, Quality-Overall, and Size-Overall. An estimated 2.8% of orders come back.When does demand for Cars Birthday Party Supplies peak? Search demand for Cars Birthday Party Supplies on Amazon United States peaks in Jul, and the busiest month runs 2.3× the quietest.What does it cost to enter the Cars Birthday Party Supplies niche? Cars Birthday Party Supplies sells for $15.73 on average on Amazon United States, inside the $15 to $100 sweet spot. Listings run $5.95 to $47.52. The average product has 648 reviews, the count a new listing must catch up to.