---
title: "Transportation Birthday Party Supplies — $10K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/transportation-birthday-party-supplies"
last_updated: "2026-08-09T20:19:21.571Z"
locale: en
meta:
description: "Niche score 44/100 · $10K/yr market · 18K searches/yr · $12.80 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $10K/yr market · 18K searches/yr · $12.80 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Transportation Birthday Party Supplies — $10K/yr Amazon US Niche (2026) - Flapen"
---
# **transportation birthday party supplies**
**Skip it**
A small market ($10K/yr) — this niche doesn't clear our bar today.
Market size 3Growth 23Conversion 53Competition 64Returns 42Price range 50Avg price 57Brand share 84Review moat 87Quality gap 30
**Review moat**
**Great****265.03**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Great****51%**
top-5 brand share — no brand owns this niche
**Competition**
**Good****46%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Good****$12.80**
avg listing price — sweet spot $15–$100
**Conversion**
**Good****4.3%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$4.30–$25.53**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Okay****3.6%**
return rate — above 5% kills the launch gate
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-4.3%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$10K**
$10K/yr · 18K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, transportation birthday party supplies is a $10K/yr Amazon United States market (18K searches/yr). The top 5 brands hold 51% of demand. Demand peaks in Aug–Sep–Oct. Verdict: Skip it — 44/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **transportation birthday party supplies market data**
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **$6K–$10K**
- units × avg price
- **Conversion rate**
- **4.3%**
- **Avg BSR**
- **#3,535**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **8.0%**
- **Avg brand age**
- **28 months**
- **Avg seller age**
- **215 days**
## **Competition & brand share**
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**25 **▼falling
**Sellers**
**29**
**Top-5 brand share**
**51%**
Top 20: 96%
**Top-5 click share**
**46%**
Top 20: 88%
**Open market**
**44%**
- FVABO14% - Hooqict11% - generic9% - HAKOTI9% - Lebeili8% - HaPiBiDesign5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -4.3% search growth over the last 90 days.
2K2KSpike '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep, Oct · busiest ÷ quietest = 3.2×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/transportation-birthday-party-supplies/trend)
## **Top transportation birthday party supplies search terms**
- **vehicle birthday party decorations**7K/yr-8.8%3.3% conv. - **transportation birthday**5K/yr+12.5%1.5% conv. - **transportation party decorations**4K/yr-19.5%2.0% conv. - **transportation birthday party decorations**2K/yr+27.0%1.9% conv. - **transportation birthday party supplies**573/yr+2.3%2.2% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/transportation-birthday-party-supplies/search-terms)
## **Top transportation birthday party supplies 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.
0%4%$4118%$82212%$1K16%$2K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
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
[1**FVABO Transportation Birthday Decorations Traffic Transportation Party Supplies Tableware Plate Napkin Cup Cutlery Tablecloth Banner Truck Car Construction Vehicle Party Decorations Serve 24**FVABO**$21.29**4.7★23 rev](https://www.amazon.com/dp/B0F2FNV7RY) [2**Hooqict Happy Birthday Banner Transportation Birthday Decorations Car Train Truck Bus Excavator Traffic Party Banner Garland Sign for Kids Boys 1st 2nd 3rd Transportation Vehicle Theme Birthday Party Supplies**Hooqict**$5.45**4.8★625 rev](https://www.amazon.com/dp/B0G29TFP87) [3**213Pcs Transportation Birthday Decorations Serves 25 Guests Cars Birthday Decorations Include Banner Plates Tablecloth and Balloons Truck Party Supplies for Boy**generic**$25.29**4.3★40 rev](https://www.amazon.com/dp/B0DR2GKP4F) [4**12pcs Transportation Truck Plane School Bus Fire Truck Police Car Ship Ambulance Submarine Birthday Number Foil Balloon for Transportation 2nd Birthday Vehicles Theme Party Supplies Decorations (2nd)**Lebeili**$9.89**4.4★202 rev](https://www.amazon.com/dp/B0C9Z84MZM) [5**Transportation Birthday Party Supplies 142Pcs Transportation Paper Plates and Napkins Set for Table Decorations Truck Theme Party Decorations for Boy Birthday Baby Shower Party**HAKOTI**$19.26**4.7★934 rev](https://www.amazon.com/dp/B0CNYKWFS9)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**48Pcs Transportation Birthday Party Plates and Napkins for Kids Baby Shower Tableware Transport Vehicle Supplies Truck Themed Birthday Party Decorations**Esyzpesai**$11.64**5 rev7mo ago](https://www.amazon.com/dp/B0G6YMKSLQ) [**Hooqict Happy Birthday Banner Transportation Birthday Decorations Car Train Truck Bus Excavator Traffic Party Banner Garland Sign for Kids Boys 1st 2nd 3rd Transportation Vehicle Theme Birthday Party Supplies**Hooqict**$5.45**625 rev8mo ago](https://www.amazon.com/dp/B0G29TFP87) [**Cheerland Transportation Birthday Decorations Transportation Banner Classroom Decorations Bulletin Board Transport Themed Banners School Bus Boy Truck Busy Town Road Hanging Party Decor Supplies 2Pcs**Cheerland**$12.77**4 rev9mo ago](https://www.amazon.com/dp/B0FX9T424P) [**FVABO Transportation Birthday Party Decorations Tablecloth 3pcs Disposable Truck Car Construction Vehicle Theme Traffic Transportation Party Supplies Table Cover for Birthday Baby Shower 86in x 55in**FVABO**$6.61**5 rev1y ago](https://www.amazon.com/dp/B0FJFJVD9P) [**3Pcs Transportation Tablecloth Plastic Transportation Birthday Decorations Vehicle Tablecloth Rectangle Truck Table Cloth Cars Party Decorations for Boys Kids Birthday Party Baby Shower 51.2 x 87**Juweked**$9.76**7 rev1y ago](https://www.amazon.com/dp/B0FJ1D7M77)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**48Pcs Transportation Birthday Party Plates and Napkins for Kids Baby Shower Tableware Transport Vehicle Supplies Truck Themed Birthday Party Decorations**Esyzpesai**$11.64**4.8★**▲ 203%**](https://www.amazon.com/dp/B0G6YMKSLQ) [**Cheerland Transportation Birthday Decorations Transportation Banner Classroom Decorations Bulletin Board Transport Themed Banners School Bus Boy Truck Busy Town Road Hanging Party Decor Supplies 2Pcs**Cheerland**$12.77**4.8★**▲ 143%**](https://www.amazon.com/dp/B0FX9T424P) [**FVABO Transportation Birthday Party Decorations Tablecloth 3pcs Disposable Truck Car Construction Vehicle Theme Traffic Transportation Party Supplies Table Cover for Birthday Baby Shower 86in x 55in**FVABO**$6.61**4.9★**▲ 98%**](https://www.amazon.com/dp/B0FJFJVD9P) [**Hooqict Happy Birthday Banner Transportation Birthday Decorations Car Train Truck Bus Excavator Traffic Party Banner Garland Sign for Kids Boys 1st 2nd 3rd Transportation Vehicle Theme Birthday Party Supplies**Hooqict**$5.45**4.8★**▲ 89%**](https://www.amazon.com/dp/B0G29TFP87) [**Transportation Party Garland Transportation Birthday Party Decorations 8PCS Train Plane Ship Hanging Garland Banners Transport Theme Ceiling Decor for Vehicle Traffic Light Baby Shower Supplies**umoni**$11.83**4.2★**▲ 41%**](https://www.amazon.com/dp/B0FBWBXWTG)
**~~View all trending →~~**
## **What buyers say about transportation birthday party supplies**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**30%
*“Solid quality for cake plates”*
**Color**13%
*“the colors are bright”*
**Size-Overall**11%
*“the cups were a good size”*
**Durability**8%
*“It looks sturdy enough for multiple uses”*
**Design-Overall**5%
*“Cute Design”*
**Inflation/Deflation**5%
*“easy to inflate”*
**Fun/Entertainment Experience**4%
*“The kids loved it, and it made the classroom look festive and fun”*
**Gifting Purpose**4%
*“Perfect addition to my sons birthday party”*
**Adhesion/Stickiness**4%
*“These stick on easy”*
**Value For Money**3%
*“is very affordable”*
### **What buyers complain about **
**Inflation/Deflation**32%
*“it takes less than 2 hours for them to become not fully inflated”*
**Quality-Overall**18%
*“The table cloth is the worst quality”*
**Size-Overall**14%
*“Very small in size”*
**Smell**14%
*“they smell extremely toxic”*
**Material Quality**7%
*“I guess the material in these isn't that good”*
**Value For Money**7%
*“I wouldn't pay even $1 for this tablecloth”*
**Thickness**7%
*“Its a bit thin”*
### **Top return reasons **
**Size-Overall**38%
**Value For Money**14%
**Color**8%
**Quality-Overall**8%
**Smell**6%
**Advertised Vs Actual Product**5%
**Material Quality**4%
**Defective Material/Parts**3%
**Print Quality**2%
**Assembly/Installation**2%
## **Common questions**
- **Is transportation birthday party supplies profitable to sell on Amazon United States?**
- The niche generates $10K/yr across 32 tracked products. 0 of 9 products launched in the last 360 days are still selling. 90-day search growth is -4.3%. Flapen's verdict: Skip it (44/100).
- **How competitive is the transportation birthday party supplies niche?**
- 25 brands and 29 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 51% of demand.
- **What do buyers complain about in transportation birthday party supplies?**
- Top complaints mined from reviews: Inflation/Deflation, Quality-Overall, Size-Overall. The return rate is 3.6%.
- **When does demand for transportation birthday party supplies peak?**
- Demand peaks in Aug–Sep–Oct; the busiest month runs 3.2× the quietest.
- **What does it cost to enter the transportation birthday party supplies niche?**
- Listings span $4.30–$25.53; the average listing price is $12.80 (sweet spot $15–$100). The average incumbent carries 265 reviews — the moat a new listing must climb.
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