When designing or renovating your home, selecting the right door size is essential for both function and style. On one hand, a well-chosen door enhances your space’s look and feel. On the other, improper sizing can lead to issues with fit and usability. Understanding these trade-offs helps you make a more informed decision.
Door Size Conversion Chart
| Metric (mm) | Imperial (inches) | Imperial (feet & inches) |
| 1981mm x 306mm | 78″ x 12″ | 6′ 6″ x 1′ 0″ |
| 1981mm x 381mm | 78″ x 15″ | 6′ 6″ x 1′ 3″ |
| 1981mm x 457mm | 78″ x 18″ | 6′ 6” x 1′ 6” |
| 1981mm x 533mm | 78″ x 21″ | 6′ 6” x 1′ 9” |
| 1981mm x 610mm | 78″ x 24″ | 6′ 6” x 2′ 0″ |
| 1981mm x 686mm | 78″ x 27″ | 6′ 6” x 2′ 3” |
| 1981mm x 762mm | 78″ x 30″ | 6′ 6” x 2′ 6” |
| 1981mm x 838mm | 78″ x 33″ | 6′ 6” x 2′ 9” |
| 2032mm x 813mm | 80″ x 32″ | 6′8″ x 2′8″ |
| 2040mm x 526mm | 80 1⁄4″ x 20 5⁄8″ | 6′8 1⁄4″ x 1′8 5⁄8″ |
| 2040mm x 626mm | 80 1⁄4″ x 24 5⁄8″ | 6′8 1⁄4″ x 2′0 5⁄8″ |
| 2040mm x 726mm | 80 1⁄4″ x 28 5⁄8″ | 6′8 1⁄4″ x 2′4 5⁄8″ |
| 2040mm x 826mm | 80 1⁄4″ x 32 5⁄8″ | 6′8 1⁄4″ x 2′8 5⁄8″ |
| 2040mm x 926mm | 80 1⁄4″ x 36 5⁄8″ | 6′8 1⁄4″ x 3′0 5⁄8″ |
| 2085mm x 865mm | 82″ x 34″ | 6’10” x 2’10” |
| 2134mm x 915mm | 84″ x 36″ | 7′0″ x 3′0″ |
Interior Normal and Actual Door Height
| Actual Door Height (inch) | Nominal Door Height (feet) | Nominal Door Height (inch) |
|---|---|---|
| 79 3/8” | 6.6′ | 80” |
| 83 1/4” | 6.9′ | 84” |
| 92 1/2” | 7.7′ | 92 1/5” |
| 95 1/4” | 8′ | 96” |
Interior Normal and Actual Door Width
| Actual Door Width (inch) | Nominal Door Width (inch) |
|---|---|
| 17 3/4” | 18” |
| 23 7/8” | 24” |
| 27 3/4” | 28” |
| 29 3/4” | 30” |
| 31 3/4” | 32” |
| 35 7/8” | 36” |
Exterior Door Size Chart
| Inches (height x width) | Millimeters (height x width) | Feet and Inches (height x width) |
| 78 x 18 | 1981 x 457 | 6′6″ x 1′6″ |
| 78 x 21 | 1981 x 533 | 6’6” x 1’9” |
| 78 x 24 | 1981 x 610 | 6’6” x 2’0 |
| 78 x 27 | 1981 x 686 | 6’6 x 2’3” |
| 78 x 28 | 1981 x 711 | 6’6” x 2’4” |
| 78 x 30 | 1981 x 762 | 6’6” x 2’6” |
| 78 x 33 | 1981 x 838 | 6’6” x 2’9” |
| 78 x 36 | 1981 x 915 | 6’6” x 3’0 |
| 78 x 42 | 1981 x 1067 | 6’6” x 3’10” |
| 78 x 48 | 1981 x 1220 | 6’6” x 4’0 |
| 78 x 54 | 1981 x 1372 | 6’6” x 4’6” |
| 78 x 60 | 1981 x 1524 | 6’6” x 5’0 |
| 80 x 32 | 2032 x 813 | 6’8” x 2’8” |
| 84 x 36 | 2134 x 915 | 7′0″ x 3′0″ |
| 80 ¼ x 20 11⁄16 | 2040 x 526 | 6′8 ¼″ x 1′8 11⁄16″ |
Single Car Garage Door Sizes
| Width x Height (ft) | Width x Height (cm) |
|---|---|
| 8 x 7 | 244 x 213 |
| 9 x 7 | 274 x 213 |
| 10 x 7 | 305 x 213 |
| 8 x 8 | 244 x 244 |
| 9 x 8 | 274 x 244 |
| 10 x 8 | 305 x 274 |
| 9 x 10 | 274 x 305 |
| 10 x 10 | 305 x 305 |
Double Car Garage Door Sizes
| Width x Height (ft) | Width x Height (cm) |
|---|---|
| 8 x 7 | 244 x 213 |
| 9 x 7 | 274 x 213 |
| 10 x 7 | 305 x 213 |
| 12 x 7 | 366 x 213 |
| 14 x 7 | 427 x 213 |
| 16 x 7 | 488 x 213 |
| 18 x 7 | 549 x 213 |
| 20 x 7 | 607 x 213 |
| 14 x 8 | 427 x 244 |
| 16 x 8 | 488 x 244 |
| 18 x 8 | 549 x 244 |
| 20 x 8 | 607 x 244 |
| 14 x 9 | 427 x 274 |
| 16 x 9 | 488 x 274 |
| 18 x 9 | 549 x 274 |
| 20 x 9 | 607 x 274 |
| 14 x 10 | 427 x 305 |
| 16 x 10 | 488 x 305 |
| 18 x 10 | 549 x 305 |
| 20 x 10 | 607 x 305 |
Standard Door Sizes
Understanding standard door sizes simplifies your decision-making process and ensures compatibility with existing door frames.
Interior Doors
Interior doors come in various sizes to fit different room dimensions and functions. Common dimensions include widths of 24″, 28″, 30″, 32″, and 36″, with a standard height of 80″. Choosing the right size can enhance the flow and functionality of your spaces, but balancing room proportions with door size can be challenging.
Exterior Doors
Exterior doors are built to endure weather conditions and enhance security, typically being larger than interior doors. They usually measure 30″, 32″, 34″, or 36″ in width and 80″, 84″, or 96″ in height. While larger doors provide a grand entrance, they may require adjustments to your home’s framing and hinges, presenting a trade-off between aesthetic appeal and structural fit.
Door Size for Different Types of Rooms
Different rooms in your home may require specific door sizes to meet both functional and aesthetic needs.
Bedroom Doors
Bedroom doors must balance privacy with style, typically fitting within standard sizes like 30″ or 32″ wide and 80″ tall. While these dimensions work well for most bedrooms, customizing door sizes can enhance the room’s design. However, the trade-off might include additional costs and the need for precise measurements.
Bathroom Doors
Bathroom doors usually need to be more compact to fit smaller spaces while still providing adequate privacy and ventilation. Common sizes are 24″ or 28″ wide with a height of 80″. Choosing a door that’s too large can crowd the space, while one that’s too small might not offer enough privacy, so it’s crucial to find a balance.
Closet Doors
Closet doors come in various styles and sizes, depending on the closet’s dimensions and the desired ease of access. Sliding doors often measure 48″, 60″, or 72″ wide, while bi-fold doors are typically 24″, 30″, or 36″ wide. Selecting the right style impacts both convenience and appearance, and the choice may involve trade-offs between space efficiency and visual appeal.
Door Size Considerations for Accessibility
Ensuring door sizes meet accessibility standards is crucial for accommodating all users and complying with building codes.
ADA Standards
The Americans with Disabilities Act (ADA) provides essential guidelines to ensure doors are accessible to individuals with disabilities. The primary requirement is a minimum clear opening width of 32″ and adequate maneuvering space around the door. While these standards help improve accessibility, they may necessitate adjustments to existing door frames and layouts, potentially impacting design and cost.
Design Tips for Accessibility
When designing doors for accessibility, it’s important to consider both width and ease of operation to create a user-friendly environment. Features such as lever handles, automatic openers, and sufficient clearance enhance usability. Balancing these accessibility features with aesthetic preferences can be challenging, but it is essential to ensure the door meets practical needs without compromising on style.
How to Choose the Right Door Size
Selecting the right door size involves balancing functional requirements, design preferences, and practical considerations.
Assessing Space and Function
Start by evaluating the space where the door will be installed and its intended use to determine the best size. Consider factors such as room dimensions, door swing direction, and traffic flow.
For instance, a door in a high-traffic area might need to be wider for ease of movement, while a smaller door may suffice in a less frequently used space. Balancing these needs can be challenging but ensures the door enhances both function and convenience.
Design and Aesthetic Considerations
Next, ensure the door size complements the overall design and aesthetic of your home while providing practical benefits. Matching the door size with your home’s architectural style and room proportions creates visual harmony. However, larger doors can make a space feel grander, though they might require more significant alterations to existing structures. This trade-off between aesthetics and practicality is key to making an informed decision that aligns with both design goals and functional needs.
FAQs
1. What is the standard height for interior and exterior doors?
Standard height for both interior and exterior doors is typically 80 inches. However, exterior doors may also come in taller sizes such as 84 and 96 inches to accommodate various design preferences and functional needs.
2. How do I determine the right door size for a small room like a bathroom?
For small rooms like bathrooms, it’s important to choose a door size that maximizes space efficiency. Common sizes are 24 or 28 inches in width with a standard height of 80 inches. This ensures the door fits well without overwhelming the room, while still providing necessary privacy and ventilation.
3. What are some key considerations for selecting doors that meet ADA accessibility standards?
When selecting doors for ADA accessibility, ensure they have a clear opening width of at least 32 inches to accommodate wheelchairs and other mobility devices. Additionally, incorporate features like lever handles and automatic openers, and provide ample maneuvering space around the door to enhance ease of use.