Tablecloth Size Calculator

Free Tablecloth Size Calculator — find the right tablecloth dimensions for round, square, rectangular, or oval tables in casual, formal, or floor-length settings.

893.9K uses Updated · 2026-05-12 Runs locally · zero upload
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How to Use Tablecloth Size Calculator

The Tablecloth Size Calculator suggests the perfect tablecloth dimensions for any table.

  1. Pick Table Shape — Round, square, rectangular, or oval.
  2. Enter Table Dimensions — Diameter, side length, or length × width.
  3. Pick Scene — Casual, formal, or floor.
  4. Read the Result — The calculator returns tablecloth width, length (or diameter), and the resulting drop in centimeters and inches.

Formula & Theory — Tablecloth Size Calculator

casual_drop = 20 cm
formal_drop = 30 cm
floor_drop  = floor_height (default 75 cm)

round:        diameter_cloth = diameter_table + 2 × drop
square:       side_cloth     = side_table + 2 × drop
rectangle:    width  = table_width  + 2 × drop
              length = table_length + 2 × drop
oval:         outer dimensions identical to rectangle
SymbolMeaning
diameter_tableDiameter of round table
side_tableSide of square table
dropDistance fabric hangs below tabletop
floor_heightTable height for floor-length drop

Drop Reference

Casual         15–20 cm
Formal         25–30 cm
Floor          73–75 cm (typical dining table)

Use Cases for Tablecloth Size Calculator

  • Hosting Dinners — Plan formal cloths for special occasions.
  • Restaurants & Cafés — Standardize cloths across mixed table sizes.
  • Event Planning — Order floor-length cloths for weddings and banquets.
  • Sewing Custom Cloths — Buy the exact fabric size needed.
  • Outdoor Use — Match patio tables with weather-resistant cloths.

The Tablecloth Size Calculator ensures a perfect, elegant drop every time.

Frequently asked questions about Tablecloth Size Calculator

What drop is right for my table?

Casual is 15-20 cm (6-8 in). Formal is 25-30 cm (10-12 in). Floor-length reaches all the way to the ground. The Tablecloth Size Calculator handles all three.

How does shape affect the size?

Round and square tablecloths get the drop added to all edges. Rectangular and oval cloths add the drop to length and width separately.

Should I add for hemming?

Yes, if you sew it yourself. The Tablecloth Size Calculator gives finished dimensions; add a 1.5 cm / 5/8 in hem on each edge when cutting.

Is my data stored?

No. All calculations happen in your browser; nothing is sent to a server.