4x4 Post Caps
MaybeProducts sell for $24.97 on average, inside the sweet spot. But the products selling today already average 4.6★, so 4x4 Post Caps is a Maybe.
- Flapen Score
- 63 / 100Top 4% of 9,536 Tools & Home Improvement niches · +15 vs the category median of 4863
- Market size
- $535K/yr598K searches / yr
- 90-day growth
- +87.8%search demand this quarter
- Competition
- 47%top-5 click share · 27 brands · 39 sellers
Flapen Score
4x4 Post Caps against its category
The dotted line is the Tools & Home Improvement average. Past it, 4x4 Post Caps is stronger. Inside it, weaker.
Market
The 4x4 Post Caps market on Amazon at a glance
Shoppers on Amazon United States searched for 4x4 Post Caps 598K times last year and spent an estimated $535K. The top 5 brands take 62% of clicks. Demand peaks in Apr–May–Jun–Jul. Flapen scores it 63 out of 100, a Maybe.
01 · Demand
3.6% of searches ended in a purchase last week.
Shoppers searched for this 598K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. In the latest week, 3.6% of those searches ended in a purchase. Searches in the last 90 days moved +87.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $535K a year.
- Searches, last 12 months
- 598K
- Growth, 90 days vs prior 90
- +87.8%
- Conversion, latest week
- 3.6%
- Market size, estimated
- $535Ka year
- Peak month
- May4.1× the quietest month
- Top search term
- 4x4 post caps178K searches a year
02 · Price
A sale here is worth $24.97.
Listings sell for $24.97 on average, from $5.21 to $60.02. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 500 to 750 of them. At $24.97 that is $12K to $19K a year per listing.
- Average price
- $24.97inside the $15 to $100 sweet spot
- Price range
- $5.21–$60.02
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 20K–25K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $12K–$19K
- Returns
- 3.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
86% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 4.5% of listings are out of stock. The average listing ranks #29 within Decking & Fencing. It carries 777 reviews at 4.57 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 86%
- Prime listings
- 100%
- Out of stock, average day
- 4.5%
- Average rank
- #29in Decking & Fencing
- Average rating
- 4.57 starsAmazon United States average 4.42 stars
- Average reviews
- 777per listing
- Listings tracked
- 37
04 · Newcomers
Amazon counts 5 of last year's 7 launches as successful.
7 products launched here in the last 12 months. Amazon counts 5 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 40 months on average, so the names here are settling in.
- Launched, last 12 months
- 7
- Successful launches
- 5Amazon's first-year sales bar
- Average brand age
- 40 months
Products
Top 4x4 Post Caps products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Goovilla 4x4 Post Caps Black(Actual 3.5 x 3.5) 24 Pack Fence Post Caps with 48 Screws and Easy Installation Sturdy Waterproof Plastic Deck Post Caps with Frosted Finishing Touch Protect Wood Post
- Price
- $20.76
- Rating
- 4.6/5
- Reviews
- 1,217
- Age
- 2y ago

Azdele 4x4 Heavy Duty Aluminum Pyramid Post Caps Cover for 4x4 Nominal Wood Post(True 3.5 x 3.5) with Matte Finish Powder Coated Surface for Fence Wood Post of Decks or Corridors Black 4 Pack
- Price
- $18.54
- Rating
- 4.8/5
- Reviews
- 1,447
- Age
- 5y ago

Goovilla 4x4 Post Caps Black(Actual 3.5 x 3.5) 12 Pack Fence Post Caps with 24 Screws and Easy Installation Sturdy Waterproof Plastic Deck Post Caps with Frosted Finishing Touch Protect Wood Post
- Price
- $15.90
- Rating
- 4.6/5
- Reviews
- 1,217
- Age
- 2y ago

Peasur 4x4 Solar Post Cap Lights Outdoor with 3 Lighting Modes 2 Packs LED Post Light Solar Powered Waterproof Fence Deck Lights for 44/3.53.5 Wood/Vinyl Posts
- Price
- $14.94
- Rating
- 4.5/5
- Reviews
- 1,082
- Age
- 1y ago

INDECKMO 4x4 Post Caps (Fits True 3.5 x 3.5 Wood Posts) - Matte Black Aluminum Pyramid Style Durable Metal Toppers for Fence Deck and Mailbox Protection (6 Pack)
- Price
- $23.77
- Rating
- 4.8/5
- Reviews
- 63
- Age
- 9mo ago
Trending
90-day click momentum
Goovilla 4x4 Post Caps Black(Actual 3.5 x 3.5) 4 Pack Fence Post Caps with 8 Screws and Easy Installation Sturdy Waterproof Plastic Deck Post Caps with Frosted Finishing Touch Protect Wood Post
- Price
- $11.91
- Rating
- 4.6/5
- Reviews
- 1,217
- Age
- 2y ago

Peasur 4x4 Solar Post Cap Light 10 Pack 2 Modes 16 LED Fence Deck Post Lights Waterproof Black Post Lights Solar Powered Outdoor Fit 4x4 3.5x3.5 Wood/Vinyl Posts for Porch Fence
- Price
- $38.91
- Rating
- 4.6/5
- Reviews
- 255
- Age
- 6mo ago

kolpop 4x4 Solar Post Cap Lights Outdoor 16Pack- 3 Color Temperatures& 2 Level Brightness IP65 Waterproof 16 LED Black Fence Deck Post Light Solar Powered for 44/3.53.5 Wood/Vinyl Posts
- Price
- $60.02
- Rating
- 4.5/5
- Reviews
- 239
- Age
- 11mo ago
![Flaow 4x4 Solar Post Cap Lights Outdoor [8 Pack Waterproof IP65] 3 Lighting Modes for Fence Deck Patio Garden Decor Dusk-to-Dawn Solar Powered Post Lights Fit 4x4 Wood/Vinyl](https://m.media-amazon.com/images/I/51-cPTMSTyL.jpg)
Flaow 4x4 Solar Post Cap Lights Outdoor [8 Pack Waterproof IP65] 3 Lighting Modes for Fence Deck Patio Garden Decor Dusk-to-Dawn Solar Powered Post Lights Fit 4x4 Wood/Vinyl
- Price
- $35.34
- Rating
- 4.6/5
- Reviews
- 223
- Age
- 1y ago

Peasur 4x4 Solar Post Cap Lights 12 Packs 3 Lighting Modes Fence Caps Light Fits 44/3.53.5 Wood/Vinyl Posts Waterproof Post Top Lighting for Outdoor Deck Mailbox Porch Railing
- Price
- $55.61
- Rating
- 4.5/5
- Reviews
- 1,082
- Age
- 1y ago
Newest
by launch date
Peasur 4x4 Solar Post Cap Light 10 Pack 2 Modes 16 LED Fence Deck Post Lights Waterproof Black Post Lights Solar Powered Outdoor Fit 4x4 3.5x3.5 Wood/Vinyl Posts for Porch Fence
- Price
- $38.91
- Rating
- 4.6/5
- Reviews
- 255
- Age
- 6mo ago

INDECKMO 4x4 Post Caps (Fits True 3.5 x 3.5 Wood Posts) - Matte Black Aluminum Pyramid Style Durable Metal Toppers for Fence Deck and Mailbox Protection (6 Pack)
- Price
- $23.77
- Rating
- 4.8/5
- Reviews
- 63
- Age
- 9mo ago

kolpop 4x4 Solar Post Cap Lights Outdoor 16Pack- 3 Color Temperatures& 2 Level Brightness IP65 Waterproof 16 LED Black Fence Deck Post Light Solar Powered for 44/3.53.5 Wood/Vinyl Posts
- Price
- $60.02
- Rating
- 4.5/5
- Reviews
- 239
- Age
- 11mo ago
![Flaow 4x4 Solar Post Cap Lights Outdoor [8 Pack Waterproof IP65] 3 Lighting Modes for Fence Deck Patio Garden Decor Dusk-to-Dawn Solar Powered Post Lights Fit 4x4 Wood/Vinyl](https://m.media-amazon.com/images/I/51-cPTMSTyL.jpg)
Flaow 4x4 Solar Post Cap Lights Outdoor [8 Pack Waterproof IP65] 3 Lighting Modes for Fence Deck Patio Garden Decor Dusk-to-Dawn Solar Powered Post Lights Fit 4x4 Wood/Vinyl
- Price
- $35.34
- Rating
- 4.6/5
- Reviews
- 223
- Age
- 1y ago

Peasur 4x4 Solar Post Cap Lights Outdoor with 3 Lighting Modes 2 Packs LED Post Light Solar Powered Waterproof Fence Deck Lights for 44/3.53.5 Wood/Vinyl Posts
- Price
- $14.94
- Rating
- 4.5/5
- Reviews
- 1,082
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 47% of clicks. Leaders hold, but buyers still shop past them.
Brands
27 rising
Sellers
39
Top-5 brand share
62%
Top 20: 93%
Top-5 click share
47%
Top 20: 80%
Open market
34%
- Goovilla30%
- Azdele13%
- Peasur10%
- Dynaming5%
- INDECKMO4%
- SIEDiNLAR4%
Demand
4x4 Post Caps search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 4.1×
Search terms
Top 4x4 Post Caps search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- 4x4 post caps178K/yr
- fence post caps75K/yr
- post caps 4x456K/yr
- deck post caps38K/yr
- post caps37K/yr
- 4x4 post cap33K/yr
- fence post caps 4x428K/yr
- post cap21K/yr
- 4x4 fence post caps19K/yr
- 4 x 4 post caps18K/yr
Reviews and returns
What reviews say buyers love and hate about 4x4 Post Caps
We read the reviews and the return reasons for every product selling here.
“Too small”
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.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 4x4 Post Caps questions
Answered from the same tracked data.









