---
title: "Black Indoor Door Knobs — $142K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/black-indoor-door-knobs"
last_updated: "2026-08-08T17:22:46.016Z"
locale: en
meta:
description: "Niche score 47/100 · $142K/yr market · 99K searches/yr · $24.13 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $142K/yr market · 99K searches/yr · $24.13 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Black Indoor Door Knobs — $142K/yr Amazon US Niche (2026) - Flapen"
---
# **black indoor door knobs**
**Skip it**
Brand-locked demand (top 5 brands take 95% of clicks) — this niche doesn't clear our bar today.
Market size 31Growth 37Conversion 66Competition 67Returns 41Price range 86Avg price 95Brand share 13Review moat 54Quality gap 25
**Avg price**
**Incredible****$24.13**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.19–$62.55**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****45%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Good****6.0%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****1,320.38**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Okay****3.7%**
return rate — above 5% kills the launch gate
**Growth**
**Okay****+9.6%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$142K**
$142K/yr · 99K searches
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****95%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, black indoor door knobs is a $142K/yr Amazon United States market (99K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Aug. Verdict: Skip it — 47/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **black indoor door knobs market data**
- **Units sold / yr**
- **10K–13K**
- avg 250–500/product
- **Revenue / yr**
- **$241K–$302K**
- units × avg price
- **Conversion rate**
- **6.0%**
- **Avg BSR**
- **#66**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **76%**
- **Out of stock**
- **1.6%**
- **Avg brand age**
- **42 months**
- **Avg seller age**
- **141 days**
## **Competition & brand share**
The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**9 **▼falling
**Sellers**
**63**
**Top-5 brand share**
**95%**
Top 20: 100%
**Top-5 click share**
**45%**
Top 20: 82%
**Open market**
**3%**
- Kwikset79% - NCSEN8% - Copper Creek4% - Goldenwarm2% - Estmoon2% - Probrico2% - Open — no brand owns it (3 brands, 3%)
## **Demand & seasonality**
Weekly Amazon search volume, last 99 weeks — +9.6% search growth over the last 90 days.
3K2KBlack Friday '24Holiday '24Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
Peak months: Aug · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/black-indoor-door-knobs/trend)
## **Top black indoor door knobs search terms**
- **kwikset pismo**21K/yr+19.4%4.0% conv. - **black bathroom door knob**15K/yr-5.4%6.5% conv. - **pismo door knob**9K/yr+9.2%5.0% conv. - **kwikset pismo matte black**8K/yr+33.1%10.7% conv. - **black round door knobs**12K/yr+6.5%1.1% conv. - **kwikset privacy door knob**6K/yr+35.8%3.3% conv. - **kwikset passage door knob**6K/yr+5.9%5.2% conv. - **black door locks**5K/yr+22.1%0.2% conv. - **kwikset keyed entry door knob**5K/yr+1.6%3.2% conv. - **black door knobs and hinges**3K/yr+4.2%1.5% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/black-indoor-door-knobs/search-terms)
## **Top black indoor door knobs 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%$6K8%$11K12%$17K16%$23K101001K10K100K 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**Kwikset Pismo Interior Privacy Door Knob with Lock Door Handle For Bathroom and Bedroom Matte Black Keyless Turn Lock Doorknob with Microban Protection**Kwikset**$25.75**4.8★2,026 rev](https://www.amazon.com/dp/B07R3CVVF7) [2**Kwikset Pismo Interior Privacy Door Knob with Lock Door Handle For Bathroom and Bedroom Matte Black Keyless Turn Lock Doorknob with Microban Protection**Kwikset**$25.71**4.7★1,085 rev](https://www.amazon.com/dp/B07JCMWF99) [3**Kwikset Pismo Interior Passage Door Knob Handle For Closet and Hallway Doors Non-Locking Doorknob in Matte Black with Microban Protection**Kwikset**$24.46**4.8★1,346 rev](https://www.amazon.com/dp/B07R3DFBFC) [4**Kwikset Pismo Interior Passage Door Knob Handle For Closet and Hallway Doors Non-Locking Doorknob in Matte Black with Microban Protection**Kwikset**$27.72**4.8★1,019 rev](https://www.amazon.com/dp/B07JCCTL81) [5**Kwikset Pismo Entry Door Knob with Lock and Key Secure Keyed Handle Exterior Front Entrance and Bedroom Matte Black Pick Resistant SmartKey Rekey Security and Microban**Kwikset**$36.02**4.6★1,057 rev](https://www.amazon.com/dp/B07R3DPTTH)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Goldenwarm Matte Black Door Knobs Interior Privacy Bedroom Door Knob with Lock Black Interior Door Knobs Bathroom 6 Pack**Goldenwarm**$58.14**142 rev8mo ago](https://www.amazon.com/dp/B0FN384LZM) [**NCSEN Black Interior Door Knobs with Lock for Bath & Bedroom**NCSEN**$12.12**95 rev1y ago](https://www.amazon.com/dp/B0F9PC5HB9) [**STARPY Black Door Knobs with Round Rosette Bathroom Door Knob with Turn Lock for Privacy Door Use**STARPY**$9.19**154 rev1y ago](https://www.amazon.com/dp/B0F48DXWDW) [**Kwikset Maven Interior Privacy Door Knob with Lock Square Door Handle for Bathroom and Bedroom Matte Black Keyless Turn Lock Doorknob with Microban Protection**Kwikset**$15.10**57 rev1y ago](https://www.amazon.com/dp/B0DPXTYVBK) [**NCSEN Black Door Knobs Interior Keyless Door Knobs for Bathroom & Bedroom Matte Black Privacy Door Knob**NCSEN**$9.21**321 rev1y ago](https://www.amazon.com/dp/B0DC6616RM)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Goldenwarm Matte Black Door Knobs Interior Privacy Bedroom Door Knob with Lock Black Interior Door Knobs Bathroom 6 Pack**Goldenwarm**$58.14**4.5★**▲ 154%**](https://www.amazon.com/dp/B0FN384LZM) [**STARPY Black Door Knobs with Round Rosette Bathroom Door Knob with Turn Lock for Privacy Door Use**STARPY**$9.19**4.6★**▲ 71%**](https://www.amazon.com/dp/B0F48DXWDW) [**Copper Creek Colonial Privacy Interior Door Knob ANSI Grade-3 Certified Modern Heavy Duty Handle Easy Install and Reversible for Bedroom Bathroom and Closets Matte Black (1 Pack)**Copper Creek**$10.57**4.7★**▲ 69%**](https://www.amazon.com/dp/B003F35WS4) [**Kwikset Pismo Interior Privacy Door Knob with Lock Door Handle For Bathroom and Bedroom Satin Nickel Keyless Turn Lock Doorknob with Microban Protection**Kwikset**$25.28**4.7★**▲ 56%**](https://www.amazon.com/dp/B07JBMDKFH) [**Kwikset Pismo Interior Passage Door Knob Handle for Closet and Hallway Doors Non-Locking Doorknob Satin Brass Square**Kwikset**$24.46**4.7★**▲ 47%**](https://www.amazon.com/dp/B0CPQQ2NZP)
**~~View all trending →~~**
## **What buyers say about black indoor door knobs**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Assembly/Installation**21%
*“easy assembly”*
**Quality-Overall**21%
*“Very solid quality”*
**Value For Money**13%
*“Great deal”*
**Locking Mechanism**8%
*“The locking mechanism is smooth”*
**Size-Overall**5%
*“It fits”*
**Design-Overall**5%
*“the design is beautiful”*
**Advertised Vs Actual Product**4%
*“As shown”*
**Strength**3%
*“The construction feels solid and robust, and the matte black finish looks excellent”*
**Color**2%
*“Love the color”*
**Shape/Style**2%
*“Modern and stylish”*
### **What buyers complain about **
**Quality-Overall**19%
*“Poor quality control”*
**Locking Mechanism**10%
*“Poor quality latch mechanism”*
**Durability**9%
*“break fast”*
**Assembly/Installation**8%
*“NO Instructions provided”*
**Ease Of Use**6%
*“Not able to use it”*
**Design-Overall**4%
*“Cheap, stupid, and unsafe design”*
**Value For Money**4%
*“Anywhere else was too expensive”*
**Size-Overall**4%
*“Bigger than 3.5 Unfortunately”*
**Paint Quality**3%
*“Chipped paint during install”*
**Product Condition**3%
*“It looks like maybe it was sent from someone elses return maybe”*
### **Top return reasons **
**Size-Overall**33%
**Locking Mechanism**9%
**Defective Material/Parts**8%
**Color**8%
**Functionality-Overall**7%
**Compatibility-Overall**7%
**Mechanism Issues**5%
**Value For Money**5%
**Advertised Vs Actual Product**4%
**Product Condition**3%
## **Common questions**
- **Is black indoor door knobs profitable to sell on Amazon United States?**
- The niche generates $142K/yr across 37 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +9.6%. Flapen's verdict: Skip it (47/100).
- **How competitive is the black indoor door knobs niche?**
- 9 brands and 63 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 95% of demand.
- **What do buyers complain about in black indoor door knobs?**
- Top complaints mined from reviews: Quality-Overall, Locking Mechanism, Durability. The return rate is 3.7%.
- **When does demand for black indoor door knobs peak?**
- Demand peaks in Aug; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the black indoor door knobs niche?**
- Listings span $9.19–$62.55; the average listing price is $24.13 (sweet spot $15–$100). The average incumbent carries 1,320 reviews — the moat a new listing must climb.
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