---
title: "Berkey Filters — $5.4M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/berkey-filters"
last_updated: "2026-08-08T18:15:36.377Z"
locale: en
meta:
description: "Niche score 41/100 · $5.4M/yr market · 888K searches/yr · $229.30 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · $5.4M/yr market · 888K searches/yr · $229.30 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Berkey Filters — $5.4M/yr Amazon US Niche (2026) - Flapen"
---
# **berkey filters**
**Skip it**
Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Market size 98Growth 19Conversion 33Competition 23Returns 56Price range 16Avg price 42Brand share 7Review moat 53Quality gap 48
**Market size**
**Incredible****$5.4M**
$5.4M/yr · 888K searches
**Returns**
**Good****2.8%**
return rate — above 5% kills the launch gate
**Review moat**
**Good****1,376**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$229.30**
avg listing price — sweet spot $15–$100
**Conversion**
**Okay****2.6%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Bad****72%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-12.5%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****$29.78–$470.91**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, berkey filters is a $5.4M/yr Amazon United States market (888K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Oct. Verdict: Skip it — 41/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **berkey filters market data**
- **Units sold / yr**
- **20K–25K**
- avg 1,250–1,500/product
- **Revenue / yr**
- **$4.6M–$5.7M**
- units × avg price
- **Conversion rate**
- **2.6%**
- **Avg BSR**
- **#97**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **51 months**
- **Avg seller age**
- **159 days**
## **Competition & brand share**
The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**6 **▼falling
**Sellers**
**28**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**72%**
Top 20: 100%
**Open market**
**0%**
- Berkey65% - Purewell20% - Virego5% - Filterlogic4% - Larayci4% - MACIFECI3% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -12.5% search growth over the last 90 days.
45K35KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Oct · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/berkey-filters/trend)
## **Top berkey filters search terms**
- **berkey water filter**380K/yr-16.7%1.9% conv. - **berkey water filter system**220K/yr-4.6%1.1% conv. - **berkey**82K/yr-9.8%0.8% conv. - **berkey filters**36K/yr+1.3%4.0% conv. - **big berkey water filter system**26K/yr-6.6%1.6% conv. - **berkey filter**21K/yr-15.1%3.0% conv. - **berkey water filters**15K/yr+9.8%2.7% conv. - **berkey water filtration**11K/yr-18.2%0.8% conv. - **big berkey water filter**13K/yr-12.1%1.9% conv. - **water filter berkey**11K/yr-15.0%1.0% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/berkey-filters/search-terms)
## **Top berkey filters 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%10%$535K20%$1.1M30%$1.6M40%$2.1M101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters**Berkey**$361.94**4.5★4,183 rev](https://www.amazon.com/dp/B00CYW3EVO) [2**Purewell 3-Stage 0.01m Ultra-Filtration Gravity Water Filter System NSF/ANSI 42&372 Certification 304 Stainless Steel Countertop System with 2 Filters and Stand Reduce 99% Chlorine 2.25G PW-OB**Purewell**$108.94**4.4★1,967 rev](https://www.amazon.com/dp/B09C59M3YY) [3**Big Berkey Gravity-Fed Water Filter System with 2 Black Berkey Elements Plus Deluxe 7 Stainless Steel Water View Spigot**Berkey**$410.42**4.4★480 rev](https://www.amazon.com/dp/B0B8JY7MCY) [4**Travel Berkey Gravity-Fed Water Filter with 2 Black Berkey ElementsEnjoy Potable Water While Camping RVing Off-Grid Emergencies Every Day at Home**Berkey**$320.86**4.5★3,244 rev](https://www.amazon.com/dp/B00FMUYU6I) [5**Virego Gravity Water Filters for Berkey Water Filter Replacement Replacement for BB9-2 Black Filter & for PF-2 Fluoride Filters Combo Packs Compatible with Berkey Gravity Water Filter System NSF 42**Virego**$58.04**4.4★1,142 rev](https://www.amazon.com/dp/B0B2JMJRF6)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Berkey - Phoenix Gravity New Millennium Edition Filter Elements -NSF 42/372- NMCL Endorsed Replacement in Lieu of Black Berkey Elements BB9-2 Set of 2**Berkey**$118.44**49 rev7mo ago](https://www.amazon.com/dp/B0G549H9F8) [**Water Filter Replacement for Berkey 2 Black Carbon Filters and 2 Fluoride Filters Compatible with Berkey Gravity Water Filter System**MACIFECI**$53.97**139 rev2y ago](https://www.amazon.com/dp/B0D7ZRFM69) [**Larayci Water Filter Replacement for Berkey BB9-2 Black Carbon Filters**Larayci**$53.38**435 rev2y ago](https://www.amazon.com/dp/B0CX21L5X5) [**Purewell 2.25G Gravity Water Filter System with Water Level Window 3-Stage 0.01m Ultra-Filtration Stainless Steel Countertop System with 2 Filters and Stand Reduce 99% Chlorine PW-KS**Purewell**$119.71**697 rev3y ago](https://www.amazon.com/dp/B0CCKXXRJC) [**Big Berkey Gravity-Fed Water Filter System with 2 Black Berkey Elements Plus Deluxe 7 Stainless Steel Water View Spigot**Berkey**$410.42**480 rev3y ago](https://www.amazon.com/dp/B0B8JY7MCY)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Berkey - Phoenix Gravity New Millennium Edition Filter Elements -NSF 42/372- NMCL Endorsed Replacement in Lieu of Black Berkey Elements BB9-2 Set of 2**Berkey**$118.44**4.2★**▲ 144%**](https://www.amazon.com/dp/B0G549H9F8) [**Travel Berkey Gravity-Fed Water Filter System with 2 Black Berkey Elements Plus Deluxe 7 Stainless Steel Water View Spigot**Berkey**$371.51**4.4★**▲ 67%**](https://www.amazon.com/dp/B0B8JX4G62) [**Crown Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 6 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters**Berkey**$470.91**4.6★**▲ 39%**](https://www.amazon.com/dp/B001CJM646) [**Big Berkey Gravity-Fed Water Filter System with 2 Black Berkey Elements Plus Deluxe 7 Stainless Steel Water View Spigot**Berkey**$410.42**4.4★**▲ 17%**](https://www.amazon.com/dp/B0B8JY7MCY) [**Water Filter Replacement for Berkey 2 Black Carbon Filters and 2 Fluoride Filters Compatible with Berkey Gravity Water Filter System**MACIFECI**$53.97**4.6★**▲ 11%**](https://www.amazon.com/dp/B0D7ZRFM69)
**~~View all trending →~~**
## **What buyers say about berkey filters**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Filtration**29%
*“Filter Great”*
**Value For Money**16%
*“reasonably priced”*
**Quality-Overall**10%
*“Very nice and comes with all the necessary tools”*
**Advertised Vs Actual Product**6%
*“As advertised”*
**Efficiency**6%
*“Doing a good job”*
**Size-Overall**6%
*“Fits perfectly”*
**Assembly/Installation**4%
*“Easy to assemble”*
**Water Resistance**2%
*“The water good”*
**Ease Of Use**2%
*“Very convenient on my counter”*
**Ease Of Cleaning**2%
*“Easy to clean and use”*
### **What buyers complain about **
**Filtration**33%
*“definitely not as fine a filter as some”*
**Leak-Proof**11%
*“Water just leaks out”*
**Value For Money**6%
*“Very expensive,”*
**Water Resistance**5%
*“The water just pours through”*
**Quality-Overall**4%
*“Decective”*
**Smell**4%
*“smells different after purifying”*
**Assembly/Installation**3%
*“Setup is harder than it needs to be”*
**Functionality-Overall**3%
*“Doesnt work”*
**Connectivity-Overall**1%
*“Plastic connection pieces break very easily”*
**Instructions/User Manual/Troubleshooting**1%
*“Instructions that are not legible states it takes 60 seconds”*
### **Top return reasons **
**Filtration**33%
**Size-Overall**23%
**Leak-Proof**7%
**Defective Material/Parts**5%
**Advertised Vs Actual Product**5%
**Functionality-Overall**4%
**Product Condition**4%
**Compatibility-Overall**3%
**Value For Money**3%
**Water Resistance**2%
## **Common questions**
- **Is berkey filters profitable to sell on Amazon United States?**
- The niche generates $5.4M/yr across 14 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -12.5%. Flapen's verdict: Skip it (41/100).
- **How competitive is the berkey filters niche?**
- 6 brands and 28 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in berkey filters?**
- Top complaints mined from reviews: Filtration, Leak-Proof, Value For Money. The return rate is 2.8%.
- **When does demand for berkey filters peak?**
- Demand peaks in Oct; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the berkey filters niche?**
- Listings span $29.78–$470.91; the average listing price is $229.30 (sweet spot $15–$100). The average incumbent carries 1,376 reviews — the moat a new listing must climb.
## **Related niches in Tools & Home Improvement**
- 73 [**solar outdoor lights**](https://flapen.com/research/us/tools-home-improvement/solar-outdoor-lights)$30.2M/yr+39.8%**Launch it**- 73 [**shower lamp**](https://flapen.com/research/us/tools-home-improvement/shower-lamp)$2.8M/yr+30.2%**Launch it**- 73 [**solar flowers**](https://flapen.com/research/us/tools-home-improvement/solar-flowers)$607K/yr+52.0%**Worth a look**- 73 [**american flag lights**](https://flapen.com/research/us/tools-home-improvement/american-flag-lights)$465K/yr+736.5%**Worth a look**- 73 [**solar fairy lights**](https://flapen.com/research/us/tools-home-improvement/solar-fairy-lights)$3.5M/yr+64.6%**Launch it**- 73 [**solar watering can with cascading lights**](https://flapen.com/research/us/tools-home-improvement/solar-watering-can-with-cascading-lights)$304K/yr+124.3%**Worth a look**[**All Tools & Home Improvement niches **](https://flapen.com/research/us/tools-home-improvement)