ANSI A US Paper Sizes Dimensions

ANSI A
215.9 mm
279.4 mm

What Size Is ANSI A Paper?

ANSI A, part of the US / ANSI / Arch under the US Paper Sizes group, measures 215.9 x 279.4 mm, which is 21.59 x 27.94 cm or approximately 8.5 x 11.0 inches. It follows the US Standard specification and has an area of approximately 0.0603 m².

ANSI A Paper Size Dimensions & Conversions

Paper Series
US / ANSI / Arch
Standard
US Standard
Width
215.9 mm
Height
279.4 mm
Area
0.0603 m²
Aspect Ratio
1:1.294
Previous Size
Government Legal
Next Size
ANSI B

ANSI A Dimensions in Different Units

UnitWidthHeight
Millimeters 215.9 mm 279.4 mm
Centimeters 21.59 cm 27.94 cm
Inches 8.5 in 11.0 in
Feet 0.71 ft 0.92 ft
Meters 0.216 m 0.279 m
Points 612 pt 792 pt
Picas 51.0 pc 66.0 pc

What Is ANSI A Paper Used For?

Office Documents

This size is a standard American paper or drafting format used in business, legal, and technical settings.

Design and Layout

Designers and print professionals use ANSI A when a layout calls for this specific format.

Reproduction and Scaling

ANSI A can be scaled up or down to produce related sizes in the same series.

Presentations and Displays

ANSI A is suitable for boards, handouts, or displays sized to this format.

Archiving and Filing

Printed materials in ANSI A are stored and filed using standard folders sized for this format.

Digital Reference

ANSI A dimensions are used as a page-size preset in design and publishing software.

Related US / ANSI / Arch Sizes

Frequently Asked Questions

What is ANSI A size in inches?
ANSI A measures approximately 8.5 x 11.0 inches.
What is ANSI A size in centimeters?
ANSI A measures 21.59 x 27.94 cm.
What is ANSI A size in millimeters?
ANSI A measures 215.9 x 279.4 mm.
What is ANSI A size in pixels?
At 300 DPI, ANSI A is approximately 2550 x 3300 pixels.
Is ANSI A bigger than ANSI B?
Yes. ANSI A is larger in area than ANSI B in the US Paper Sizes series.