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Poster Printing

Poster Printing

The Winchester Public Library now offers poster printing on our 24″ wide large format printer. Posters can be printed in Arch B (12×18), Arch C (18×24), and Arch D (24×36) sizes—perfect for presentations, school projects, conferences, and events.

Size Matte Paper Glossy Paper
ARCH B – 12×18 in $5 $10
ARCH C – 18×24 in $7.50 $15
ARCH D – 24×36 in $15 $30

 

To get started, please send your file to [email protected] with your size and paper preferences. Please allow two business days for us to fulfill your printing requests. Poster printing is cash only – we cannot accept credit card payments. We are unable to offer custom sizing at this time. We will not print files with content prohibited by library policy.

If you have any questions, stop by the Information Services desk or give us a call at 781-721-7171, option 2

Available Poster Sizes & Resolution Requirements

For best results, files should be prepared at the correct size and resolution. PDF and high-resolution image files are accepted. Please review our file preparation guidelines to ensure your poster prints clearly and looks its best.

Arch B — 12 × 18 inches

  • Recommended: 300 DPI

  • Minimum: 240 DPI

Image size

  • 300 DPI → 3600 × 5400 pixels

  • 240 DPI → 2880 × 4320 pixels

Arch C — 18 × 24 inches

  • Recommended: 240 DPI

  • Minimum: 200 DPI

Image size

  • 240 DPI → 4320 × 5760 pixels

  • 200 DPI → 3600 × 4800 pixels

Arch D — 24 × 36 inches

  • Recommended: 200 DPI

  • Minimum: 150 DPI

Image size

  • 200 DPI → 4800 × 7200 pixels

  • 150 DPI → 3600 × 5400 pixels

Accepted File Types

  • PDF (preferred)

  • JPG, PNG, or TIFF

Files must meet the pixel requirements at the final print size. Increasing DPI on a small image will not improve print quality.

Tips for Best Poster Results

  • Design your poster at the final print size

  • Use high-resolution images only

  • Avoid images copied from websites (usually too low resolution)

  • Save JPGs at maximum quality

  • Check your image size before submitting