Whole House Water Filter Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Whole House Water Filter sales on Amazon US totaled 66,100 units in July 2026 (▼ 12.7% vs. the prior month), generating an estimated $2,576,079 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 56.0% of unit volume and 45.7% of revenue, while a typical listing is priced at $49.63. The keyword itself pulled 31,163 Amazon queries over the same period (▲ 5.0% MoM).
Zooming out to the 12-month window ending July 2026, the whole house water filter Top 50 moved 756,100 units and $30,134,287 in cumulative sales — an average of 63,008 units and $2,511,191 per month. Monthly throughput topped out at 83,600 units in August 2025 and dipped to 32,500 in May 2026, leaving the latest reading 20.9% lower than August 2025.
Whole House Water Filter Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
66.1K
▼ 12.7% MoM
Monthly Revenue 2026/07
$2.6M
▼ 23.9% MoM
Top 10 Market Share 2026/07
56.0%
Whole House Water Filter Market Share & Sales Concentration on Amazon US — July 2026
The most-sold whole house water filter listing on Amazon US in July 2026 is ASIN B09W4PLVQP (Brand: BRITA), which sold 10,000 units at $17.80 apiece — equal to 15.1% of every unit tracked in this report and 2.5× the volume of the No. 2 listing.
The Top 10 ASINs account for 37,000 units and $1,176,290 in July 2026 — 56.0% of unit volume and 45.7% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Whole House Water Filter' on Amazon
July 2026
Is 56.0% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B09W4PLVQP
Brita Small 6-Cup Water Filter Pitcher, Includes 1 Filter, White | WQA and NSF/ANSI Certified, Reduces Chlorine, Copper, Mercury & Cadmium, Lasts 2 Months, Household Essential
10K
▲ 0.0%vs. prior month
$255.4K
latest month
12-month trend
B0DG62Y3DM
Brita XL 27 Cup Water Filter Pitcher, 1 Brita Plus Filter, Ultramax, Black | WQA and NSF/ANSI Certified, Reduces Chlorine, Copper, Mercury & Cadmium, Lasts 2 Months, Household Essential
4K
▼ 60.0%vs. prior month
$200K
latest month
12-month trend
B01N2H2OO6
PUREPLUS 5 Micron 10" x 4.5" Whole House Sediment and Carbon Water Filter Replacement Cartridge for GE FXHTC, GXWH40L, GXWH35F, GNWH38S, Culligan RFC-BBSA, WRC25HD, PP10BB-CC, Pentek RFC-BB, 2Pack
4K
▲ 0.0%vs. prior month
$114.1K
latest month
12-month trend
B08BWB544L
Fortitude V2 Series Sediment/Carbon/Zinc Bacteria Inhibiting Triple Purpose Replacement Filter - Standard (Sediment/Carbon/Zinc, Standard)
4K
▲ 0.0%vs. prior month
$159.6K
latest month
12-month trend
B083NPW1DN
Waterdrop 10UA Under Sink Water Filter System, NSF/ANSI 42 Certified 1 Year | Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Connects Directly to Your Faucet
3K
▼ 25.0%vs. prior month
$125.6K
latest month
12-month trend
B01N1IJ5V1
1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 4Pack
3K
▲ 0.0%vs. prior month
$77.8K
latest month
12-month trend
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Best Whole House Water Filter Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
BRITA is the best-performing whole house water filter brand in July 2026, moving 14,000 units across 2 ASINs for 37.8% of Top 10 volume. PUREPLUS follows with 7,000 units (18.9%), ahead of Aquasure on 4,000 units (10.8%).
With 8 brands splitting the Top 10 and 67.6% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $24.66 to $39.90, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
BRITA
2 ASINs in Top 10
37.8%
Units
14K
Revenue
$455.4K
Avg. price
$28.90
B09W4PLVQP
$17.80·★4.5·17.4K revsBrita Small 6-Cup Water Filter Pitcher, Includes 1 Filter, White | WQA and NSF/ANSI Certified, Reduces Chlorine, Copper, Mercury & Cadmium, Lasts 2 Months, Household Essential
Units sold10KB0DG62Y3DM
$39.99·★4.5·1.7K revsBrita XL 27 Cup Water Filter Pitcher, 1 Brita Plus Filter, Ultramax, Black | WQA and NSF/ANSI Certified, Reduces Chlorine, Copper, Mercury & Cadmium, Lasts 2 Months, Household Essential
Units sold4K
PUREPLUS
2 ASINs in Top 10
18.9%
Units
7K
Revenue
$191.9K
Avg. price
$24.66
B01N2H2OO6
$25.10·★4.7·7.9K revsPUREPLUS 5 Micron 10" x 4.5" Whole House Sediment and Carbon Water Filter Replacement Cartridge for GE FXHTC, GXWH40L, GXWH35F, GNWH38S, Culligan RFC-BBSA, WRC25HD, PP10BB-CC, Pentek RFC-BB, 2Pack
Units sold4KB01N1IJ5V1
$24.22·★4.6·7.8K revs1 Micron 2.5" x 10" Whole House CTO Carbon Water Filter Cartridge Replacement for Under Sink Water Filter System, Dupont WFPFC8002, WFPFC9001, FXWTC, SCWH-5, WHEF-WHWC, WHCF-WHWC, AMZN-SCWH-5, 4Pack
Units sold3K
Aquasure
1 ASIN in Top 10
10.8%
Units
4K
Revenue
$159.6K
Avg. price
$39.90
B08BWB544L
$39.90·★4.8·1.5K revsFortitude V2 Series Sediment/Carbon/Zinc Bacteria Inhibiting Triple Purpose Replacement Filter - Standard (Sediment/Carbon/Zinc, Standard)
Units sold4K
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