How Much Does Dog Door Installation Cost? [2026 Data]

In 2026, the national average cost for dog door installation is $400. Most homeowners spend between $100 and $500, with the spread driven by door size, style, and the complexity of the installation location. If your dog constantly wakes you up for a late-night potty break, a dog door can be a worthwhile investment in everyone's sleep.

Dog Door Installation Cost Factors: What Affects the Price?

Several factors shape the total cost of dog door installation, and understanding them helps you build an accurate budget before hiring a pro.

Interior vs. Exterior Dog Door

Interior dog doors typically cost $60 to $100 for plastic or vinyl frames, since they don't need to withstand weather, maintain energy efficiency, or meet the same security demands as exterior installations. Exterior dog door frames require more durable materials like aluminum, fiberglass, or stainless steel, pushing starting costs to $120 to $400. Wall-mounted and pre-installed exterior options can reach up to $2,000, since they require cutting into the wall or purchasing an entirely new door with a built-in pet opening.

Door Size

Extra-large dog doors sized for giant breeds like Great Danes can still be purchased for under $100, depending on frame material, though lower-priced models tend to sacrifice insulation and durability. Dog door size is a key driver of overall cost to install a dog door, as the breakdown below shows:

Before deciding on the measurements for your door, you should measure your pup to make sure they'll fit and can comfortably clear the space underneath the dog door. You should always leave at least 3 inches of door beneath the bottom of the dog door, which should be no more than 1/3 of your dog's height.

Measure from shoulder to shoulder to get a width, and floor to head for a height. Add 1 to 2 inches to each to allow space for comfortable access.

Dog Door Style

Dog door style is one of the biggest cost drivers, with prices ranging from $20 for a basic interior door insert to over $2,000 for wall-mounted or pre-installed options. Dog door style is a key driver of overall project cost, as indicated in the table below:

Flap Material

Plastic and PVC flap inserts are the most affordable option, starting at just $20 for small sizes that also work for cats or small dogs. Composite flaps, such as K9 plexiglass, offer greater durability and cost around $70 on average.

Frame Material

Frame material directly affects both your upfront cost and long-term value of installing a dog door, with plastic and vinyl frames keeping costs low while aluminum, stainless steel, and fiberglass frames cost significantly more but last considerably longer. Fiberglass is the best choice for exterior installations in extreme climates, while plastic and vinyl are well-suited for interior doors where insulation is not a concern. See how common dog door frame materials impact your total installation cost in the table below:

It's worth mentioning that these materials differ in their insulative value, as well, and not just durability. Fiberglass is the ideal material if you're installing your dog door on an exterior door, especially if you live in an extreme climate. Plastic and vinyl might be better suited for a dog door on an interior door, where insulation isn't necessary.

Location

Installing a dog door in a standard entry or back door is the most cost-effective location, ranging from $100 to $300, and the door should be placed near where your dog spends time outside, ideally in a secure, enclosed area like a fenced yard. If you're hoping to avoid learning how to fix dog scratches on a wood door, wall-mounted installations are an alternative, though they range from $150 to $2,000 and require specialized tools plus a contractor who can handle potential wiring, plumbing, or insulation behind the wall. Window installations vary widely depending on the type of window: double-hung and single-hung windows may need only minor adjustments, while casement, picture, bay, and bow windows often require full replacement, and the cost to replace a window ranges from $300 to $2,500.

Technology

Technologically advanced dog doors now offer features like electronic activation, wireless timers, and improved insulation to maximize security, convenience, and energy efficiency. Budget-friendly advanced models start at $100, while the most feature-rich options can cost $1,000 or more, excluding labor. Electronically activated doors are particularly useful for preventing uninvited animals from entering, and some allow you to set access schedules remotely.

Labor

Labor for installing a dog door typically accounts for 40% to 60% of your total project cost, ranging from $200 to $1,500 depending on door size, type, and installation location. Larger doors and complex projects like bump-outs carry the highest labor charges, while interior door installations are the most straightforward and affordable. A pet door installation pro near you will also need to seal and weatherproof any exterior-facing dog door, which adds to the overall labor cost.

Dog Door vs. Cat Door Installation Cost

Dog door installation averages around $400, while cat door installation typically runs closer to $150 because cat doors are smaller, require less material, and involve less labor to cut and fit. Cat doors are also more commonly installed on interior doors for litter box access rather than exterior doors, which means they don't require insulation or weatherproofing, keeping both material and labor costs lower.

Common Dog Door Add-On Costs

Many homeowners will stop at nothing to pamper their pups, but doggie door installation costs sometimes mean compromising your home's security and energy efficiency on top of the project expenses. Some common add-on features, some of which solve these problems, might need to be factored into your cost.

Security Features

Pet doors can create a vulnerability by allowing someone to reach in and manipulate your door's lock from outside, so adding security features is worth factoring into your budget. Security feature is a key driver of overall cost of installing a dog door, as the breakdown below shows:

Pet Door Awnings

A small aluminum awning installed outside your dog door does more than shelter your pet from rain, it also helps prevent water from entering through the door opening, protecting your home from leaks and water damage. Materials and labor for a pet door awning typically cost around $250.

Insulative Covers

Homeowners in extreme climates can install an insulated pet door or add a snap-on insulated cover to maintain energy efficiency while still giving their pet free yard access. These covers typically cost between $50 and $250, depending on the size of your dog door and the quality of the cover.

Steps

Miniature breeds can struggle to use a dog door when proper clearance requirements push the opening too high for comfortable entry and exit. A small ramp or set of steps solves this problem, particularly for wall-mounted installations, and typically costs between $20 and $200 depending on size, material, and quality.

Why You Should Hire a Pet Door Installation Pro

Installing a pet door requires cutting a hole in your existing door or wall, and a local pet door installer will make sure it’s installed and sealed correctly. Labor costs between $200 and $1,500, but you’ll have peace of mind that your home is secure and the door is sized properly for your pet. 

Here’s why it’s ideal to hire a pet door installation pro

Here’s why hiring a pet door installation pro is the way to go:

• Your pet door installation pro will ensure the door seals tightly when closed, preventing heat loss or cold air from leaking into the home. 

• Expert pros can add security features and awnings to reduce break-ins or leaks.

• If you choose a wall-mounted dog door, an installer will have specialized tools to cut through the wall and can make necessary wall repairs once the door is installed. 

• Professional pet door installers can ensure the door is the right size to accommodate your pet.

If you want to DIY dog door installation

It’s best to leave this task to a pet door installation pro, but there are a few things you can do to make the process more efficient:

• Choose the location for the door before the pro arrives

• Purchase the dog door ahead of time

• Clear the installation area

• Keep pets and children out of the area during the installation

How Angi Gets Its Cost Data

Home is the most important place on earth, which is why Angi has helped more than 150 million homeowners transform their houses into homes they adore. To help homeowners with their next project, Angi provides readers with the most accurate cost data and upholds strict editorial standards. We extensively research project costs to develop the pricing data you see, so you can make the best decisions for you and your home. We rely on reputable sources, including the U.S. Bureau of Labor Statistics, academic journals, market studies, and interviews with industry experts—all to ensure our prices reflect real-world projects. 

Want to help us improve our cost data? Send us a recent project quote to [email protected]. Quotes and personal information will not be shared publicly.