
Three-Car Garages, Custom-Built for Your Property in MD & PA
When two bays just aren’t enough, a three-car garage gives you the space you’ve been missing. At Conowingo Builders, we design and build custom three-car garages for homeowners and property owners across southern Pennsylvania and northern Maryland.
A third bay opens up options a standard garage can’t match:
- Room for three vehicles, or two cars plus a truck, boat, or tractor
- A dedicated workshop or hobby space
- A home gym
- Seasonal and equipment storage
- Flexible space for whatever comes next
A garage this size is a serious investment in your property, and it deserves a builder who takes craftsmanship as seriously as you do. We’re here to help. Contact us today.

A Three-Car Garage Designed Around You
We know one size doesn’t fit all, and a three-car garage opens up more possibilities than any other size. Most three-car garages run between 32 and 40 feet wide and 26 to 32 feet deep, but the layout is where the real decisions happen. A budget-friendly three-bay design starts narrower, while a roomier 40×32 footprint turns that third stall into a genuine workshop without crowding the doors.
The three-car garages we build come in several layout styles, including a standard three-bay design, a 2-car-plus-1-car offset, or an L-shaped configuration. We’ll help you choose the layout that fits both your property and your daily needs, then customize everything from door placement and window layout to siding and trim colors to match your home.
Our custom three-car garage services include:
- New custom three-car garage construction
- Detached and attached configurations
- Standard three-bay, offset, and L-shaped layouts
- Dedicated workshop, gym, or storage bays
- Timber frame three-car garages
- Garage renovations and restorations
Still deciding where your garage should go? Our guide to freestanding vs. attached vs. built-in garages walks through the pros and cons of each. And if you don’t need quite as much room, take a look at our one-car garages.
Three-Car Garage Construction with Quality Materials
A garage is only as good as what goes into it. That’s why every three-car garage we build start with premium, proven materials like CertainTeed siding and GAF shingles, paired with sound construction techniques and full compliance with all local codes. The result is a garage that looks sharp on day one and holds up for decades.
A three-car garage has a lot of moving parts, from site prep and the concrete slab to framing, roofing, doors, and electrical. We manage every phase and bring in experienced trade partners we trust for specialized work, so each part of the job is handled by people who do it well. Along the way, you’ll always know where your project stands.
GaragesWhen it comes to quality construction, Conowingo Builders has a team of builders you’ll want to call. Specializing in pole barns, bank barns, garages, and timber frames, we have everything you need to either install a new barn or restore one.
BarnsFor those residents who have an outdated barn on their property or one that is falling apart, Conowingo Builders can also help. We are happy to offer barn restoration services to help transform your barn into a usable space.
Timber FrameSave money on your new building when you create a timber frame building with Conowingo Builders. Our experienced team will work with you to correctly design and construct your building, so it’s exactly what you had in mind.
Three-Car Garage Ideas: Getting More from the Third Bay
The third bay is what sets a three-car garage apart, so it’s worth planning carefully. Here are a few ways to put that extra space to work:
- Workshop bay. Extra outlets, better lighting, and a workbench wall keep tools organized and projects out of the way of your vehicles.
- Taller door for a boat, camper, or tractor. Raising the ceiling height and door on one bay makes room for equipment a standard garage door can’t fit.
- Storage loft or bonus room. A steeper roof pitch or second story adds storage, or room for an office or studio above the bays.
- Home gym or hobby space. Insulation, windows, and the right flooring turn a bare bay into a comfortable space you’ll use year-round.
- EV charging. Planning the electrical ahead of time makes it easy to add a charger now or down the road.
The easiest time to add these features is during design, not after the garage is built. For more inspiration, many of the ideas in our 2 story 2 car garage ideas guide work just as well with three bays.
What Affects the Cost of a Three-Car Garage?
Every garage we build is custom, so pricing depends on the choices you make. The biggest factors that shape your three-car garage cost include:
- Size and layout. A 32-foot-wide three-bay design will cost less than a deeper 40×32 footprint or an L-shaped plan.
- Detached or attached. Tying a garage into your home adds work and design considerations that a detached garage doesn’t have.
- Site conditions. Sloped lots, excavation, and how far utilities need to run all affect the foundation and site work.
- Materials and finishes. Siding, roofing, doors, windows, and trim can match your home exactly or keep the budget lean.
- Extras. Lofts, taller doors, insulation, and electrical upgrades add function, and cost.
Start Planning Your Three-Car Garage Today
Conowingo Builders was founded by Steve Fisher, who grew up on an Amish dairy farm and brought that work ethic into construction, including hands-on timber framing experience. That background still shapes how we work today: honesty, quality, and hard work on every project.
Whether you need three bays for vehicles or want to turn that extra stall into the workshop or gym you’ve always wanted, we’re ready to help you build a Three-car garage that fits your property and your plans. Contact us today to get started.