Garage Door Dimensions and Sizes

What Are The Dimensions of a One Car Garage?

At Mega Garage Door Repair, we recommend a 9 ft wide × 7 ft high door for a one-car garage (the most common size). For a two-car garage: 16 ft wide × 7 ft high. If you own a large pickup truck or SUV, we recommend opting for an 8 ft high door instead. We offer free estimates, a full warranty, and 24/7 service throughout Broward, Miami-Dade, and Palm Beach counties.

For a typical residential one-car garage in South Florida (Hollywood, Dania Beach, Miami, or West Palm Beach), the standard door dimensions are:

• Width: 8, 9, or 10 feet (2.44–3.05 m)

  
  

• Height: 7 or 8 feet (2.13–2.44 m)

  
  

• The size we install most frequently at Mega Garage Door Repair is:

  
  

• 9 ft wide × 7 ft high – this works perfectly for sedans, compact SUVs, and crossovers.

If the customer owns a large pickup truck (Ford F-150, RAM, Silverado) or a large family SUV (Chevy Suburban, Ford Expedition):

We recommend 10 ft wide × 8 ft high (or a minimum of 9 ft wide × 8 ft high).

Full Article: Garage Door Dimensions and Sizes – A Guide for Mega Garage Door Repair Customers

1. Standard One-Car Garage Dimensions

Width	Height	Best for (Florida climate & common vehicles)
8 ft (2.44 m)	7 ft (2.13 m)	Small sedans (Honda Civic, Toyota Corolla)
9 ft (2.74 m)	7 ft (2.13 m)	MOST COMMON – compact SUVs, crossovers (RAV4, CR-V)
10 ft (3.05 m)	7 ft (2.13 m)	Large cars, light trucks
9 ft (2.74 m)	8 ft (2.44 m)	Midsize SUVs, vans
10 ft (3.05 m)	8 ft (2.44 m)	Large pickup trucks (F-150, RAM, Silverado)

2. Standard Two-Car Garage Dimensions

Width	Height	Best for
14 ft (4.27 m)	7 ft (2.13 m)	Two compact cars (tight fit)
16 ft (4.88 m)	7 ft (2.13 m)	MOST COMMON – two midsize cars
18 ft (5.49 m)	7 ft (2.13 m)	Two large cars or one car + truck
16 ft (4.88 m)	8 ft (2.44 m)	Two crossovers / small SUVs
18 ft (5.49 m)	8 ft (2.44 m)	Two full-size pickup trucks

3. RV / High-Lift Garage Door Dimensions (Popular in Florida)

Many customers in Palm Beach County have RVs or boats on trailers. For them:

Width	Height	Typical use
10 ft (3.05 m)	10 ft (3.05 m)	Class B RV, camper van
12 ft (3.66 m)	12 ft (3.66 m)	Class C RV, large boat on trailer
14 ft (4.27 m)	14 ft (4.27 m)	Class A motorhome

4. Critical Clearances (What We Check on Every Installation)

For your garage door to operate well and last for years, you need:

Headroom (space above the opening):

Minimum 12 inches for standard torsion springs.

If you have less, we install low-headroom systems.

Side room (space on each side of the door):

Minimum 4 inches per side for vertical tracks.

Ideal is 6–8 inches.

Backroom (garage depth from door to rear wall):

Door height + 18 inches minimum.

For an automatic opener, we recommend 10–12 feet.

5. How to Measure Your Garage Door Opening (DIY) – Mega Garage Tips

If you want an idea before requesting your free estimate:

Width: Measure inside the opening at the top, middle, and bottom → use the smallest number.

Height: Measure left, center, and right → use the smallest number.

Side room: From the inside edge of the opening to the nearest wall.

Headroom: From the top of the opening to the ceiling.

Backroom: From the interior wall (above the door) straight back to the rear wall.

6. Common Mistakes We See in Broward, Miami-Dade, and Palm Beach

❌ Buying a 7-ft high door when you own a modern pickup truck – F-150, RAM, Silverado need 8 ft.

❌ Ignoring headroom for the opener – Some openers need 18–24 inches of ceiling space.

❌ Forgetting about weatherstrip – Add 1–2 inches to width/height if using thick seals (important during Florida rains).

❌ Not checking garage floor slope – A sloped floor can reduce effective height at the rear of the garage.

7. Why Choose Mega Garage Door Repair for Your Installation or Repair

• ✅ Local service in South Florida – Serving Broward, Miami-Dade, and Palm Beach.

• ✅ Available 24/7 – Even for emergency garage door repair.

• ✅ Full warranty – We guarantee what we install.

• ✅ Free estimate – No obligation.

• ✅ 10+ years of experience – Professional technicians.

• ✅ Quality you can trust – Job done right the first time.

For more Information Call Us: (954) 870-4794