To find the best option, we looked at the variety of baby gates on the market and researched which ones were best for preventing kids from climbing up the stairs or going through them. We also considered how difficult they were to install, if they could fit various stair configurations, and if they were wide enough to block the entire staircase.
Read on for our list of the best adjustable baby stair gate.
Our Editor’s Best Adjustable Baby Stair Gate Reviews
Regalo Easy Fit Plastic Adjustable Extra Wide Baby Gate, 1 Count (Pack of 1)

Key Features:
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This is an adjustable baby stair gate that is extra wide and can expand to stairways and openings between 28-42 inches wide. The gate stands 23 inches tall.
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This gate is perfect for use in doorways, hallways, and at the bottom of stairs. It can be quickly removed from the opening for easy storage. It features a patented easy fit system for quick and easy installation.
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This is a baby stair gate that is made from all steel. It has a locking system that is durable and convenient. You can wipe it clean with a damp cloth. Do not use abrasive cleaners or bleach on it.
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This baby stair gate is designed for safety, with a safety-lock and hardware mount for added security. It is perfect for children 6-24 months, and also great for pets.
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This baby stair gate is designed with soft rubber bumper to protect your walls.
Baby Gates for Stairs and Doorways Adjustable 30-40.5 inches Walk Through Baby Gate with Door,Dog Gates for The House Indoor Safety Child Gates for Kids or Pets Pressure Mounted Metal Auto Close

Key Features:
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The Lemon tree safety gate is an adjustable baby stair gate that can be used to fit doorways and openings between 30 and 40.5 inches wide. It is 30 inches high and is made of durable materials.
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This product is an adjustable baby stair gate that is safe for baby. The walk-through opening has a safety dual locking handle that is easy to open for grown-ups but difficult for children.
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This adjustable baby stair gate is made of thick metal for strength and durability. It is easy to install and very sturdy.
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The stair gate is adjustable and has a self-closing feature. It has a hinge that closes the gate automatically once you let go. If you open the gate less than 90 degrees, it will close itself. If you open it past 90 degrees, it will stay open.
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This is an adjustable baby stair gate that can be either pressure mounted or hardware mounted. It is easy to install and protects your walls. It is also suitable for installation at doorways, hallways, kitchens, and the bottom of stairs.
COMOMY 198″ Baby Gate Extra Wide, Dog Gate Pet Gate for House Stairs Doorways Fireplace, Adjustable 3 in 1 Play Yard Child Safety Gate, Auto Close, Hardware Mounted (30″ Tall, Black)

Key Features:
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This is an adjustable baby stair gate that is super wide and fits openings up to 198 inches wide. It stands 30 inches tall and has 2.2 inch wide bars with a gap that prevents your pets from squeezing through. It is great for big houses, wide spaces, angled openings, hallways, doorways, stairs, and barriers.
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This baby stair gate is adjustable and features a double-lock system for safety. It will automatically close due to gravity, and can be swung in both directions for easy operation with one hand.
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This gate is designed for use with pets, and can be installed on staircases with angled walls. It is extra wide for added safety, and can be secured with the included hardware.
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This adjustable baby stair gate is great for shoppers who are looking for an easy way to add or remove panels to fit any angled or length opening. The gate folds flat for storage, making it a great choice for those who are looking for a compact, easy-to-store option.
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This adjustable baby stair gate has a double-lock system for extra safety. It can be mounted to straight or angled walls, and has a extra wide opening to keep your little ones safe.
Regalo 192-Inch Double Door Super Wide Adjustable Baby Gate and Play Yard, 4-In-1, Bonus Kit, Includes -192 x 1.5 x 28 inches; 24 Pounds(pack of 1)

Key Features:
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This baby stair gate is adjustable to fit a range of openings from 52.5 to 192 inches wide, and is 28 inches tall.
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The stair gate is adjustable to fit a variety of widths, and can also be converted into an 8-panel play yard. No tools are required for conversion, making it a quick and easy process.
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This is an adjustable baby stair gate that can be used in a variety of settings. It is great for wide spaces, angled openings, hallway, doorway or bottom of stairs. It folds flat for storage.
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This adjustable baby stair gate is designed with a walk-through door with a safety locking feature. It is wall-mounted for added security and protection. It meets all current safety standards. It is also packable and portable.
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This baby stair gate is adjustable to fit openings between 24-48 inches wide and is 32 inches tall. It is made from durable steel and has a white powder-coated finish. It can be installed on the wall or at the top of the stairs.
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This stair gate is adjustable to fit a variety of different doorways and staircases, and can be installed either by drilling holes into the surface or by attaching it to existing hardware.
Bonnlo 74-Inch Configurable Walk-Through Baby Safety Gate Adjustable Metal Barrier/Fence for Toddler/Pet/Dog/Cat/Puppy – Ideal for Openings/Stairs/Doorways (25.39″W x 29.3″ H Each Panel)

Key Features:
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This baby stair gate is adjustable to fit almost any opening in your home. It folds flat for easy storage and the panels can be removed or added as needed.
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This gate is adjustable to fit a variety of different openings, and can be used as a pet barrier, baby gate, or doorway fence.
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This is an adjustable baby stair gate that has a swinging door with a safety locking feature. It is easy to open with one hand, and will keep open when swung past a certain point. The gate swings in both directions.
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This baby stair gate is made from metal and is adjustable to fit your needs. It comes with four metal wall-mounts for added sturdiness and slides freely up and down along the end rails.
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This stair gate is adjustable to fit openings up to 74 inches wide, and is 29 inches tall. It has vertical slats (no foothold) to prevent small to medium size dogs or small children from jumping or climbing over it. It comes with a 3 year warranty.
Regalo 192-Inch Super Wide Adjustable Baby Gate and Play Yard, 4-In-1, Bonus Kit, 4 Count (Pack of 1

Key Features:
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This stair gate is adjustable to fit openings up to 192 inches wide and is 28 inches tall.
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This is a baby stair gate that can also be converted into an 8-panel play yard. It is quick and easy to set up and does not require any tools. It comes with 4 wall mounts.
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This stair gate is adjustable to fit almost any opening, making it great for wide spaces, angled openings, hallways, doorways, and the bottom of stairs. It also folds flat for storage and can be easily wiped clean.
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This baby stair gate is made of all steel for durability and has a walk-through door for convenience.
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This is an adjustable baby stair gate that is wall mounted for added security and protection. It is designed with a walk-through door with a safety locking feature and meets all current safety standards. It is great for children up to 24 months and pets too.
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This stair gate is adjustable to fit most doorways and can be either hardware or pressure mounted.
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This is an adjustable baby stair gate that can be mounted on a wall. It adds 2 inches to each side, for a total of 4 inches.
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This stair gate is adjustable to fit doors that are 16 inches wide. It has a wide door for easy pass-through, making it convenient for parents with young children.
Non-Retractable Baby Gates Adjustable Mesh Baby Gate Auto-Lock Stair Gates for Kids or Pets 34″ Tall, Extends to 55″ Wide Safety Gate Indoor Outdoor Pet Gate Folding Dog Gates for Doorways, Stairs

Key Features:
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This baby gate is adjustable in width, but not retractable. It extends to 55″ wide and 34″ tall, allowing for easy use in high traffic areas.
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This is an adjustable baby stair gate that can be rolled up to save space when not in use. It is made of mesh and can be adjusted to fit your needs.
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If you have your hands full with a baby, this stair gate has an automatic locking device that can be operated with one hand, so you can still open and close the gate.
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This is an adjustable baby stair gate that is perfect for babies from 6 to 24 months and pets. The soft and sturdy mesh stair gate prevents injury to children and pets when they accidentally bump into the gate.
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This adjustable baby stair gate is perfect for use in doorways, hallways, at the bottom of stairs, on decks and patios, and both indoors and outdoors. It is designed to prevent tripping hazards.
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This baby stair gate is adjustable and easy to install and store. It comes with the required mounting accessories for hassle-free installation. Mesh dog gate can be folded or rolled up for storage, taking up little space.
Tokkidas 24.4”-80” Auto Close Baby Gate, Extra Wide Dog Gate with One Hand Operation, Hardware Mount, Foldable 3 Steel Panels Angle, Deluxe Walk Thru Pet Gate for Stairs, Doorways, Kitchen, 29” Height

Key Features:
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This baby gate is made from steel, making it durable, and can be adjusted to fit openings 24.6″-80″ wide. It stands 29″ tall, and has a 24.4″ walk through width.
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This gate is adjustable and must be mounted with screws into the wall for extra security. The lower bracket can be moved up and down to the desired position. Tips: Be sure to tighten the 4 knob after installation and release the 4 knob before moving or folding the gate.
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This baby stair gate has three adjustable panels that can be used to block off an opening like a hallway or stairs. It is easy to remove and foldable for storage.
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This baby stair gate is adjustable and has a dual locking handle. It is made to create a safe space for children in your home or when visiting family and friends.
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This stair gate is adjustable and features auto-closing and two-way swing capabilities.
ALEENFOON Mesh Dog Gate for Stairs, Adjustable Magic Pet Gate, Portable Folding Safety Baby Gate Indoor Coverage to 31″ Height X 43″ Wide

Key Features:
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This gate is adjustable to fit most doorways, and features a sturdy design with three horizontal nylon belts and six strong adhesive hooks.
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This baby stair gate is foldable and sturdy. It is made with a no rod design and can be easily carried and stored. It is also sewn with fixed lanyards to ensure that it is sturdy and will not break easily.
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This stair gate is adjustable and can be installed without damaging the door or wall. It is easy to install and remove, and is suitable for any flat, smooth surface.
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This stair gate is adjustable to fit most doorways, walls, and stairs, and is ideal for keeping pets safe in potentially dangerous areas.
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This gate is adjustable to fit different doorways and is made with a mesh material. It comes with installation instructions, and the company promises to provide satisfying customer service within 24 hours of any questions or concerns.
Mom’s Choice Awards Winner-Cumbor 29.5″-51.6″ Baby Gate Extra Wide, Easy Walk Thru Dog Gate for The House, Auto Close Safety Pet Gates for Stairs, Doorways, Child Gate Includes 4 Wall Cups,White

Key Features:
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This is an adjustable baby stair gate that is made of heavy-duty steel. It is 30.5 inches tall and 29.5-51.6 inches wide. The gate has a 2.3 inch space between the bars, making it difficult for kids and pets to squeeze through.
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This stair gate is adjustable to fit most stairways, and features a child-proof locking system to keep your little one safe.
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This baby stair gate is adjustable to fit most doorways, and features an auto-close function and one-handed operation for ease of use.
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This gate is adjustable to fit most doorways, and is easy to install and remove without damaging your walls. It is made of sturdy materials and can be reused in different homes.
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This adjustable baby stair gate is perfect for wide openings, stairs, and doorways. It includes 3 extensions to fit a variety of widths, and has a maximum width of 51.6 inches. The gate is also stylish and beautiful, making it a great addition to any home decor.
Adjustable Baby Stair Gate FAQs
1. What are the benefits of using an adjustable baby stair gate?
Some benefits of using an adjustable baby stair gate are that it can be used in a variety of settings, it can be easily installed and removed, and it can be adjusted to fit a variety of doorways and stairways. Additionally, adjustable baby stair gates can help keep children safe from falls and other accidents.
2. How does an adjustable baby stair gate work?
An adjustable baby stair gate has a width that can be adjusted to fit most doorways and stairways. The gate can be opened and closed with one hand, and it has a self-locking mechanism that keeps it securely in place.
3. What are the features of an adjustable baby stair gate?
Some adjustable baby stair gates have a swinging door that opens in both directions, while others have a pressure-mounted gate that opens in one direction. Both types of gates are adjustable to fit a variety of openings, and they both have a latch that secures the gate in place.
4. How do I choose the right adjustable baby stair gate for my home?
The best way to choose the right adjustable baby stair gate for your home is to measure the width of the opening and then select a gate that is at least 2 inches wider. You should also consider the height of the opening and choose a gate that is at least 4 inches taller.
5. How do I install an adjustable baby stair gate?
You will need to screw the adjustable baby stair gate into the wall.
Conclusion
There are many great adjustable baby stair gate on the market. Our list of the best adjustable baby stair gate will help you save time researching and choosing the best one for you.