Sometimes, nothing feels quite as good as relaxing on a covered porch, drinking coffee and chatting with a friend on a lovely day. When the weather turns rainy and glum — as it can do in Western Washington — that covered porch offers much-needed protection. Though you’ve probably considered the benefits of a covered porch for your main household, a covered porch can also add value to your pole building.

Adding a covered porch to a pole building gives you a sheltered outdoor space without turning it into another enclosed room. Based on your design, that space could become an outdoor living area (that coffee won’t drink itself) or a place to work on projects. It could also provide storage space for equipment or serve as an entrance to the building with extra shelter from the elements.

When you’re designing a porch cover, you might think your only concern would be how far the roof should extend. There’s far more to consider: The porch affects the building’s roofline, drainage, doors, windows, posts, traffic flow, and even how comfortable the space is at different times of day.

You’ll need to think through these details before construction starts to ensure you have a porch that’s genuinely useful. So, here’s what to consider when planning a covered porch for a pole building.

What Is a Porch Cover for a Pole Building?

A porch cover is a roofed area attached to, or incorporated into, a pole building that leaves the sides substantially open.

Though it’s a relatively simple concept, there are different ways to design a porch cover. While a shallow covered area primarily protects an entrance from rain, a deeper and wider porch could let you keep outdoor furniture and essentially extend the building’s living space. A much larger covered area could act like a lean-to for equipment, vehicles, firewood, or workspace.

That flexibility is a major advantage of post-frame construction. The building can be more than a big box with a single fixed purpose — and that includes its exterior spaces.

Why Add a Porch to a Pole Building?

In a nutshell, a covered porch gives you usable space without requiring you to completely enclose it.

Under a covered porch, you can work on projects when you want some protection from the weather but don’t need to be inside — which can be especially beneficial if you’re using fixatives or other products with strong odors for work.

A covered porch can also let you store items that need protection from rain and snow but shouldn’t necessarily take up room inside the building.

Some common uses for a pole barn porch include:

Outdoor seating and entertaining
A covered entrance
Firewood storage
Gardening and outdoor projects
A sheltered workspace
Equipment or tool storage
A place to relax and enjoy your property

How Deep Should a Pole Building Porch Be?

There’s no universal “right” porch depth. The appropriate size depends on how you’ll use it.

That said, there are a few baseline measurements you may want to keep in mind. Obviously, each case is different, but consider these as a kind of “rule of thumb” when working with your design and building teams.

Porch Depth	What the Space Could Accommodate
About 6 feet	A covered entrance or weather-protected walkway
About 8 feet	A small sitting area with a couple of chairs
About 10 feet	Comfortable seating with room to move around
About 12 feet	A larger outdoor area with space for a table and chairs
14 to 16 feet	A spacious area for larger furniture, multiple activities, or additional uses

Sure, your favorite chair might fit comfortably under a roof, but you’ll need room to walk behind it or pull it away from a table. And if you want a cozier set-up, you’ve got to move between the furniture and the building.

If you’re planning to keep a tractor or other large piece of equipment under the cover, measure the equipment itself and think about how you’ll maneuver it into position.

Decide how you’ll use the porch before settling on its dimensions. Adding a few feet of depth during the design stage is much easier than lamenting your lack of space after the building is finished.

What’s the Difference Between a Porch Cover and Lean-To?

A porch cover is a roof structure that’s built over an entryway or porch meant for people and outdoor use, while a lean-to typically has a single-sloped roof attached to the side of a larger building.

Technically, a lean-to can function as a porch cover, but the two terms describe different designs and structures. There are a few other core differences between porch covers and lean-tos that you should also be aware of.

PORCH COVER vs. LEAN-TO

	Porch Cover	Lean-To
Main purpose	Sheltered entry or outdoor living space	Additional covered space or storage
Roof style	Can use a variety of roof styles	Single-slope roof
Typical placement	Often positioned over an entry, porch, or deck	Attached along an exterior wall
Common uses	Entryway, seating, relaxing, entertaining	Storage, workspace, equipment, outdoor living

Think of it this way: Porches are essentially covered areas connected to the pole building that you’ll use for sitting, working, or other outdoor activities. Conversely, lean-tos are simpler in design and you won’t really have enough room to sit under them and sip your coffee, but they also have a variety of uses.

What to Consider When Designing a Pole Barn Porch

Before settling on a pole building porch design, think about how you expect to use the space and how it will interact with the rest of the building. Here are a few questions to help guide your planning process:

How Will You Use the Porch?

If you only really need your covered porch to keep you from getting drenched with rain as you turn your key in the doorway, your design dimensions will look very different from those of a porch designed for outdoor dining or equipment storage.

Think about what you’ll actually put under the roof. Will you have outdoor furniture, a grill, a workbench, gardening supplies, or equipment? When you’re adding seating, remember that people need space to move around the furniture — so don’t just size the porch based only on the furniture itself.

Where Should the Porch Go?

Wait, don’t porches only go in the front or back of any building? You might have more flexibility than you think, based on what your heart desires or what meets your needs. A porch near a frequently used entrance may make sense for a workshop or garage. However, if you’re more invested in an outdoor living area, you might want your porch to face your prized garden.

You should also ask yourself a few other important points to ponder when selecting the location:

Sun exposure: Will the porch be shaded when you want to use it?
Weather: Which side of the building gets the most wind, rain, or snow?
Traffic: Will vehicles or equipment need to pass nearby?
Access: How will people move between the porch, building, driveway, and yard?
Views: Is there a part of your property you’d particularly like to enjoy from the porch?

How Will the Porch Roof Work With the Main Building?

Your porch roof shouldn’t simply be attached to a pole building wherever there’s some room. It needs to complement the pole building, and that means considering roof pitch, height, drainage, and the way the porch connects to the main structure. The roof configuration can also affect how much shade and weather protection the porch provides.

What About Water and Runoff?

In the rainy climate of Western Washington, a porch cover for a pole building needs to move water away from the main structure. And that means two things: The roof needs to be designed to control runoff, and its placement matters when it comes to mitigating water damage.

Gutters and downspouts offer one way to control runoff. Instead of allowing water to fall along the entire edge of the porch roof, a gutter system collects it and directs it away from the building — or other areas where it could cause problems.

Think About the Ground Beneath the Porch

The surface underneath a porch can be just as important as the roof overhead.

With a concrete slab, you have a durable, low-maintenance surface that makes the area useful for furniture, equipment, or workspace. But concrete isn’t your only option. If you use your porch mostly for relaxing or entertaining, you might consider gravel, pavers, or another finished surface instead.

It’s also worth thinking about drainage and elevation when planning the ground beneath the porch. The surface should work with the surrounding grade so rainwater has somewhere to go; you don’t want it collecting beneath the porch or against the building.

Plan Around Doors, Windows, and Other Building Features

Don’t forget, you’re not just designing a porch itself — you’re thinking about it as part of a larger pole building. The location of your doors and windows will impact your porch placement, since a porch roof can provide additional shade over windows. Meanwhile, a porch in front of an entrance needs enough space for people to open the door comfortably.

If your pole building includes a garage door, walk-through door, windows, or other features in the same wall as the porch, you’ll want to integrate all of these elements into your design from the beginning.

Can You Add a Porch to an Existing Pole Barn?

Yes, you can. However, you’ll want an expert team of designers and builders to evaluate the project based on the existing pole building’s structure.

The new porch will need appropriate support, including properly designed posts and footing. Your design should also consider the connection between the existing building and the new roof so the two structures work together properly and direct water away from the building. And you’ll need to account for drainage, footings, permits, and local building requirements.

Make Your Pole Building Work for You

With a custom pole building, you don’t have to choose between a structure that lets you store your car and work tools and one where you can sip a strong cup of joe while enjoying your garden.

Working with a team of experts who are passionate about designing and constructing buildings, you can add a covered porch or lean-to that lets you get the most use and pleasure from your pole building.

Planning a pole building with a covered porch? The teams at PermaBilt are eager to help. Contact us for a complimentary consultation today.