Best Cardinal Gates Door Stair Baby Gates in 2026

Daisy
Last Updated: Jan 22, 2026

At a Glance: Our Top Picks for Cardinal Gates Door Stair Baby Gates

Cardinal Gates Stairway Special Black Gates,SS30-Bk-C
#TOP1
Cardinal Gates Stairway Special Black Gates,Ss30-Bk-C
9.6
PM SCORE
Cardinal Gates BX2 Baby Gate Extension - Fits Cardinal Gates Safety Gates - 21.75 Inch Wide Dog Gate Extension - Black
#TOP2
Cardinal Gates Bx2 Baby Gate Extension - Fits
9.6
PM SCORE
Cardinal Pet Gates 21.75-Inch Extension, White
#TOP3
Cardinal Pet Gates 21.75-Inch Extension, White
9.6
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Cardinal Gates Door Stair Baby Gates of 2026

Market Overview
Cardinal Gates Door Stair Baby Gates Reviewed
  • Reviews Analyzed: 2534 Items
  • PM Avg. Rating: 7.5 / 10
21 Products Evaluated
  • Highest Price: $139.95
  • Lowest Price: $11.33
  • Avg. Price: $68.67
#TOP1

Cardinal Gates Stairway Special Black Gates,Ss30-Bk-C

CARDINAL GATES
CG-038
27.00 X 2.00 X 29.50 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.67

Features

A maximum safety gate designed for the top of a stairway but it's great for all areas

One hand operation for adults ( the latch system baffles toddlers )

Has an optional stop bracket that prevents opening over a stairway for greater safety. Swinging Gate: Yes

It will mount at angles up to 30 degrees with quick and simple installation

Gate width is adjustable 27"– 42.5" Height

Cardinal Gates Bx2 Baby Gate Extension - Fits Cardinal Gates Safety Gates - 21.75 Inch Wide Dog Gate Extension - Black

CARDINAL GATES
BX2-BK
1.00 X 21.75 X 29.50 Inches
4.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

FIT LARGER OPENINGS - Add 21.75 inches of width to your Cardinal Gates safety gate. Our baby gate extension is perfect for wider openings.

COMPATIBLE WITH CARDINAL GATES SAFETY GATES - Our dog gate extension works with the following Cardinal Gates safety gates: Stairway Special (model SS30), Outdoor Safety Gate (model SS30OD), and Auto-Lock Safety Gate (model MG15).

EASY TO INSTALL - Using the included bolts and washers, attach your extension to the hinge side of your safety gate. After you attach the extension to the gate you can continue with the hassle-free installation of your pet gate.

VERSATILE DESIGN - Ideal for child and pet safety, supervision, and accident prevention. Great for securing stairs, doorways, hallways, bathrooms, kitchens, and more. The aluminum construction is lighter than steel and rustproof. The powder-coated finish makes it easy to clean.

US BASED COMPANY - Cardinal Gates has been in business since 1993 and our operations are based outside of Atlanta GA. We are a small business that prides itself on the quality of both its products and its customer service. You can trust us with all your safety needs.

Cardinal Pet Gates 21.75-Inch Extension, White

CARDINAL GATES
BX2-W
1.00 X 21.75 X 29.50 Inches
4.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

extend width of gate to fit openings 42. 5" - 64. 25"

#TOP4

Cardinal Gates Outdoor Safety Gate, White , 42.5X29.5 Inch (Pack Of 1)

CARDINAL GATES
SS30OD-WH-C
1.50 X 42.50 X 30.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.72

Features

Weatherproof - No better gate for outdoor use

Perfect for patios and decks

Easy installation

Adjustable width

Extensions available sold separately

Cardinal Gates Duragate Pet Gate, White

CARDINAL GATES
MG25 W - C
1.00 X 41.50 X 29.50 Inches
11.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.72

Features

Will Mount at any angle

Features all steel construction with powder coated finish

Width adjustable from 26.5 to 41.5 inches. Height is 29.5 inches

Has an optional stop bracket that prevents opening over a stairway for greater safety

Simple to install

Cardinal Gates Ss30 Stairway Special Baby Gate For Stairs - Adjustable Indoor Dog Gate - Aluminum Safety Gate For Kids & Pets - Can Be Installed At Angles - 27 To 42.5 Inches Wide - Black

CARDINAL GATES
SS30-BK
2.00 X 42.50 X 29.50 Inches
5.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.71

Features

Baby Gate

Latch system baffles toddlers, yet allows one had operation for mom

One way opening for top of stairs

Maximum safety gate for top of stairs

Cardinal Gates Expandable Gate, Black: Extra Wide Pet Gate, Perfect Dog Gate For Stairs With Easy One Hand Functionality, 100X2X29.5 Inch (Pack Of 1), (Ex100-Bk)

CARDINAL GATES
EX100-BK
100.00 X 2.00 X 29.50 Inches
25.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.71

Features

EXTRA WIDE SAFETY GATE: 100" x 2" x 29½". This pet gate fits 90" openings The dimensions ensure that the gate is larger than the normal gate and the panels are able to be configured in any order to account for unique openings or unique installations. Stays open if needed. Use for standard to larger openings and the gate's height is above the industry standard to keep climbers and jumpers out of harm’s way. 15” extensions available (Model EX15)

HARDWARE MOUNTED: Easy to install into any doorway, hallway, or stairway. Comes with all necessary mounting hardware. Latch opens quickly and smoothly for a seamless entry and exit every time. Hardware mounted gates are the recommended solution for stairways.

BUILT TO LAST: Our safety gates are designed and constructed with longevity in mind. Our gates are made from durable, high quality steel alloy that has been powder coated for added strength. Our vertical-bar design curbs stress on the gate's joints typically caused by pushing and pulling. All of our safety gates have earned the coveted JPMA (Juvenile Products Manufacturers Association) seal, indicating that we have exceeded international voluntary safety standards.

AUTOLOCK DOOR: AutoLock technology is a must when it comes to containing your pet. No need to worry about the open gates, as this gate's AutoLock door will close and securely lock with each use.

EASY ONE HAND OPERATION: Gate can be easily operated with one hand, adding convenience without sacrificing safety. 23" wide door opening is ideal is for high-traffic areas such as the bottom of stairways, and doorways.

Age range description: all stages

Included components: gate, installation hardware

Cardinal Gates Expandable Wide Pet Gate, White (Ex100-Wh)

CARDINAL GATES
EX100-W
100.00 X 2.00 X 29.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.66

Features

Easy one hand operation: This gate can be quickly and easily operated with one hand. Our push button technology allows for added convenience without sacrificing safety. Ideal for high-traffic areas such as the top of stairways, and doorways. Install in a zigzag configuration for maximum stability

Built TO last: This Baby gate is designed and constructed with longevity in mind. The safety gates are made entirely from a durable, high quality steel alloy. Our vertical-bar design curbs stress on the gate’s joints typically caused by pushing and pulling. All of our gates have earned the coveted JPMA (juvenile products manufacturers Association) seal, indicating that we have exceeded the international voluntary safety standards.

Hardware mounted: easy to install into any doorway, hallway, or stairway. Comes with all necessary mounting hardware. Latch opens quickly and smoothly for a seamless entry and exit every time. Baby gates for stairs are one of the most important safeguards for a secure home environment and hardware mounted gates are the only viable solution for stairways. Also works great as a pet gate.

Autolock door: autolock technology is a must when it comes to children’s safety and baby proofing. No longer will parents need to worry about the open gates, as this child gate’s autolock door will close and securely lock with each use.

Extra wide baby gate: Gate can be used in openings up to 90”; height of gate is 29.5" Inches. The dimensions are wider than normal safety gates and the panels are able to be configured in any order to account for unique openings or unique installations. The gate's height is above the industry standard to keep climbers and jumpers out of harm’s way.

Walk-through door is 24" wide. Extra 15" panels can be purchased and added to extend the gate even more.

Age range description: All Stages

Cardinal Gates Round Clamp For Pet Gates ,Wood, Poplar ,Natural

CARDINAL GATES
RC-P
5.00 X 1.50 X 1.50 Inches
0.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Protects your fine woodwork - great gate mount alternative

Fits round posts 2.125-in. to 3.75-in. in diameter

Solid Poplar construction, paint or stain to match existing;

Simple to install

Made in the USA

Cardinal Gates Step Over Gate, Oak - Freestanding Pet Gate, Perfect As A Puppy Gate, Designed For Small To Medium Sized Breeds

CARDINAL GATES
SG1-O
28.00 X 1.00 X 21.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

FREESTANDING MEANS NO INSTALLATION: This indoor dog fence is ready for use straight out of the box. No assembly or configuration required. Can be easily moved throughout your home.

DIMENSIONS AND INFORMATION: 2¼ " Bar Spacing for small pets; 20" Height, 28" - 51¾" Adjustable width; Unlimited number of extensions can be added. Rubber-bottomed feet to protect floors and add stability.

VARIETY OF WOOD FINISHES: Solid wood construction available in Natural, Oak, Walnut, or White.

EASY TO MOVE: Freestanding gates are easy to move allowing different areas of the home to be equipped with a dog barrier.

GREAT FOR SMALL TO MEDIUM SIZED PETS: These dog gates work best with small to medium-sized breeds and work well as a puppy gate or a pet gate.

Cardinal Gates Xpandagate, Black: Baby Gate For Stairs, Doorways, And Hallways | The Width Is 100 Inches For Extra Wide Openings, Works Well As A Indoor Pet Fence & Extensions Are Available

CARDINAL GATES
EX100-BK-C
100.00 X 2.00 X 29.50 Inches
25.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.66

Features

Easy One-Hand Operation: Walk through safety gate, easy for adults to use and will keep kids safe.

Adjustable Mounting Brackets: This puppy/child barrier can can be adjusted to meet your needs.

Steel Construction: Can handle punishment from dogs or children, the hardware mount will stay put.

Auto Lock Latch: Gate's door locks automatically when closed, made for high traffic indoor areas.

Dimensions: 100" x 2" x 29.5" Safety Gate is extra wide, great as a pet gate or child gate.

Cardinal Gates Duragate - Adjustable Width 26½"-41½" For An Extra Wide Pet Gate. Can Be Used As A Dog Gate, Puppy Gate, Or Pet Gate

CARDINAL GATES
MG25-W
41.50 X 1.50 X 29.50 Inches
5.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.66

Features

HARDWARE MOUNTED: Easy to install into any doorway, hallway, or stairway. Comes with all necessary mounting hardware. Latch opens quickly and smoothly for a seamless entry and exit every time. Dog gates for stairs are one of the most important safeguards for a secure home environment and hardware mounted gates are the only viable solution for stairways.

GREAT GATE TO GROW WITH: The gate's width is adjustable from 26½" to 41½" and the height is 29½". This gate is designed as an adult dog gate; however, it is also perfect as a puppy gate.

BUILT TO LAST: Our indoor pet gate is designed and constructed with longevity in mind. Our pet gates are made from a durable, high quality metal construction. Our vertical-bar design curbs stress on the gate's joints typically caused by pushing and pulling.

EASY ONE HAND OPERATION: The gate can be operated with one hand allowing for added convenience without sacrificing safety. Ideal for high-traffic areas such as the top of stairways, and doorways.

SAFE FOR ALL TYPES OF PETS : The gate's sturdy construction acts as a barrier that can handle a lot of stress and will remain in place regardless of pulling or pushing. Designed as a dog gate/puppy gate.

#TOP13

Cardinal Gates Extra Tall Auto-Lock Pressure Gate, White

CARDINAL GATES
XTPPG-WH
1.00 X 29.50 X 36.00 Inches
13.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.66

Features

Pressure mounted: rubber tipped threaded spindle Rods Push out against your wall for a less invasive alternative to hardware-mounted. The rubber tips protect your walls from scratches and scrapes. Perfect for doorways and hallways. Easily removed by loosening the spindles.

Built TO last: Our baby gates are designed and constructed with longevity in mind. Our gates are made entirely from a durable, high quality steel alloy. Our vertical-bar design curbs stress on the gate’s joints typically caused by pushing and pulling. All of our gates have earned the coveted JPMA (juvenile products manufacturers Association) seal, indicating that we have exceeded the international voluntary safety standards.

Easy one hand operation: gate can be quickly and easily operated with one hand. Our push button technology allows for added convenience without sacrificing safety. Ideal for high-traffic areas.

Autolock door: autolock technology is a must when it comes to children’s safety and baby proofing. No longer will parents need to worry about open gates, as this gate’s autolock door will securely lock with each use.

Great as a pet gate: The Gates Dimensions are 29. 5" By 36". This gate is designed as a baby gate, however, it is also perfect as a dog gate. The gate is 20% taller than most gates, making it perfect for larger breeds.

Cardinal Gates Extra Tall Auto-Lock Pressure Gate, Black

CARDINAL GATES
XTPPG-BK
1.00 X 29.50 X 36.00 Inches
13.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.72

Features

Pressure mounted: No screws, easy to install

Auto Lock AND Auto Close: Simple to shut, closes and locks itself

Door opens in either direction

36 Inch tall - 20 percent taller than standard gates

Available in Black or White

Cardinal Gates 21.75" Extension For Stairway Special Gate And Auto Lock Gate, White

CARDINAL GATES
BX2W
1.00 X 21.75 X 27.75 Inches
4.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Extension adds additional 21.75-inches in width to your Cardinal Gates MG15, SS30, and SS30OD

Adjust your gate to fit a wider opening by adding this extension

All-metal construction

Includes all necessary hardware to attach to gate

Available it black, brown, and white

Cardinal Gates Extension For Outdoor Child Safety Gate, Brown, 21.5"

CARDINAL GATES
BX2-BR-C
28.60 X 22.00 X 1.10 Inches
3.97 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Add 21¾" of width to stairway special outdoor safety gate (model SS 30OD BR C)

Aluminum construction with all metal parts.Bar Spacing 2.5 inch

Easy to install

Powder coated finish

Optional extension not required

Cardinal Gates 21¾" Width Extension For Autolock Gate, White And The Stairway Special, White

CARDINAL GATES
CG-BX2-W-
23.00 X 29.00 X 2.00 Inches
8.04 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING

Features

EASY CONFIGURATION: Easily add this extension to the Cardinal Gates Stairway Angle Baby Gate 27"-41½", White and/or Cardinal Gates Auto-Lock Gate, White (Item Model Number: MG15 and SS30)

ADDS NEEDED WIDTH: This width extension adds an additional 21¼ " of width to your gate.

DISCLAIMER: Sold separately. Attach the extension ends to the gate as directed. Doesn't work with other brands.

Cardinal Gates Medium Extension For Extra Tall Premium Pressure Gate, Black

CARDINAL GATES
XTPPX-BM-P
1.00 X 5.50 X 36.00 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Configurable: Easily add this extension to the Extra Tall Premium Pressure Gate by Cardinal Gates (ASIN: B00RQP6WJ0 / Item SKU: XTPPG-B-P ). Simple installation.

Add Width: this gate extension adds an additional 5. 5" Of width to your gate.

Combine: may be paired with another extension.

Other sizes: other extensions sizes available. Small adds 2. 75", medium adds 5. 5", and large adds 11".

Variations: available in Black or white to match your gate.

Cardinal Gates Extra Tall Auto-Lock Gate, Black: Pressure Mounted Baby Gate, 36" For A Tall Baby Gate

CARDINAL GATES
XTPPG-B-C
36.70 X 28.80 X 1.70 Inches
13.55 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Cardinal Gates Inc. 6.66

Features

PRESSURE MOUNTED: Rubber tipped threaded spindle rods push out against your wall for a less invasive alternative to mounted hardware. The rubber tips protect your walls from scratches and scrapes. Perfect for doorways and hallways. Easily removed by loosening the spindles.

GREAT GATE TO GROW WITH: The gate's dimensions are 28.8" by 36" which is 20% taller than most gates. This gate is designed as an extra tall baby gate.

EASY ONE HAND OPERATION: Gate can be quickly and easily operated with one hand, adding convenience without sacrificing safety. Ideal for high-traffic areas such as the top of stairways, and doorways.

AUTOLOCK DOOR: The gate features a patented latch that allows rapid pass through in either direction. Simply pull and twist the latch to open and to close, just swing the gate shut.

BUILT TO LAST: Our baby gates are designed and constructed with longevity in mind. Our gates are made from a durable, steel alloy. Our vertical-bar design curbs stress on the gate's joints typically caused by pushing and pulling. Cardinal Gates has earned the coveted JPMA (Juvenile Products Manufacturers Association) seal, indicating that we have exceeded international voluntary safety standards.

Cardinal Gates Small Extension For Extra Tall Premium Pressure Gate, Black

CARDINAL GATES
XTPPX-BS-P
1.00 X 2.75 X 36.00 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Adds 2. 75 Inch of width to gate

Easy to install

May be paired with another extension

Works exclusively with Extra Tall Premium Pressure Gate

Available in Black or White

Cardinal Gates Deck Shield Outdoor For Child Safety, Clear

CARDINAL GATES
DS-15C
5.00 X 5.00 X 38.00 Inches
6.75 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Keeps pets safe from openings in decks and balconies

Durable yet can be cut with scissors

Easy to install

UV protected for years of use

Made USA

Top 10 door stair baby gates Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Cardinal Gates 21

Top 10 door stair baby gates Brands Pie Chart


We've carried out a comprehensive analysis of 2,534 reviews on door stair baby gates, using our selection criteria to identify the best options in the baby safety products. Our findings reveal that most customers typically select door stair baby gates priced around $68.67, with top brands including babelio, regalo, cumbor, safety 1st, ilayijia, momcozy, summer infant, yoofor and evenflo and pawoah

Our team of expert editors reviewed these high-quality items and handpicked the top 21 door stair baby gates for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the baby safety products category. These include eetron, amazon.com, cumbor, jbw-us, bolaidi, junhejiacheng, baby expert store, gzhs store and tmw family company and newnice .

We are dedicated to assisting our users in finding the right gates Products based on their needs, saving them considerable time when choosing which door stair baby gates to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.