Shaker & Cope-and-Stick Cabinet Door Stile, Rail & Center Panel Calculator

Generate an exact Shaker / cope-and-stick cabinet door cut list from finished size.

Center Panel Cut Width × Height
14.13 in (width)
Horizontal Rail Cut Length (2 pcs) 14.25 in
Center Panel Cut Height 26.13 in
Vertical Stile Cut Length (2 pcs) 30 in
Inputs
in
Finished outside cabinet door width in inches.
in
Finished outside cabinet door height in inches.
in
Width of vertical stiles and horizontal rails in inches.
in
Router groove depth / rail stub tenon length in inches (typically 3/8" = 0.375").
Results & Graph
Center Panel Cut Width × Height
14.13 in (width)
Horizontal Rail Cut Length (2 pcs)
14.25 in
Center Panel Cut Height
26.13 in
Vertical Stile Cut Length (2 pcs)
30 in

Center Panel Cut Width × Height

Graph 1 • Finished Door Width In Sensitivity Recalculates the domain equation across 50% to 150% of the primary input while holding other parameters constant.
0 in (width) 12.5 in (width) 25.0 in (width) 50%: 5.13 in (width) 5.1 50% 75%: 9.63 in (width) 9.6 75% 100%: 14.13 in (width) 14.1 100% 125%: 18.63 in (width) 18.6 125% 150%: 23.13 in (width) 23.1 150%
Graph 2 • Primary & Supporting Metric Comparison Compares the primary output alongside supporting domain benchmarks.
Center Panel Cut Width × Height 14.13 in (width) Horizontal Rail Cut Length (2 pcs) 14.25 in Center Panel Cut Height 26.13 in Vertical Stile Cut Length (2 pcs) 30 in
Graph 3 • Exact Output Table & Units Displays each calculated output in its exact domain unit.
Center Panel Cut Width × Height14.13 in (width)Horizontal Rail Cut Length (2 pcs)14.25 inCenter Panel Cut Height26.13 inVertical Stile Cut Length (2 pcs)30 in
Summary: For an 18"×30" door (2.25" stiles/rails, 0.375" groove), cut 2 stiles at 30", 2 rails at 14.25", and 1 panel at 14.125" × 26.125" (includes 1/8" spaceballs allowance).
Summary: For an 18"×30" door (2.25" stiles/rails, 0.375" groove), cut 2 stiles at 30", 2 rails at 14.25", and 1 panel at 14.125" × 26.125" (includes 1/8" spaceballs allowance).
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Interactive chart & math engine powered by CalculatorGraph

Formula & Mathematical Methodology: Cabinet Door Stile & Rail Formula

StileLength = DoorHeight
RailLength = DoorWidth − 2·StileWidth + 2·TenonLength
PanelWidth = DoorWidth − 2·StileWidth + 2·GrooveDepth − Expansion
StileLength = DoorHeight; RailLength = DoorWidth − 2·StileWidth + 2·TenonLength; PanelWidth = DoorWidth − 2·StileWidth + 2·GrooveDepth − Expansion
  • finishedDoorWidthIn: Finished Door Width In (in)
  • finishedDoorHeightIn: Finished Door Height In (in)
  • stileAndRailWidthIn: Stile And Rail Width In (in)
  • grooveDepthAndTenonIn: Groove Depth And Tenon In (in)

Rounding: Physical package counts round up where appropriate; continuous measurements round to 2 decimal places.

Worked Example: Practical Benchmark: Cabinet Door Stile & Rail

Generate an exact Shaker / cope-and-stick cabinet door cut list from finished size.

  1. Enter your project dimensions, machining speeds, or recipe weights.
  2. Compute the governing equation: StileLength = DoorHeight; RailLength = DoorWidth − 2·StileWidth + 2·TenonLength; PanelWidth = DoorWidth − 2·StileWidth + 2·GrooveDepth − Expansion.
  3. Review the primary result, supporting dimensions, and 3 SVG visualizations.
Result: Computes Cabinet Door Stile & Rail via StileLength = DoorHeight; RailLength = DoorWidth − 2·StileWidth + 2·TenonLength; PanelWidth = DoorWidth − 2·StileWidth + 2·GrooveDepth − Expansion.

Frequently Asked Questions

How does the Shaker & Cope-and-Stick Cabinet Door Stile, Rail & Center Panel Calculator calculate results?

It evaluates StileLength = DoorHeight; RailLength = DoorWidth − 2·StileWidth + 2·TenonLength; PanelWidth = DoorWidth − 2·StileWidth + 2·GrooveDepth − Expansion directly in your browser and plots three custom SVG visualizations.

Can I compare different material dimensions or batch sizes side by side?

Yes. Click "Compare (0/3)" in the results toolbar to pin up to 3 scenarios side by side.

Can I print a clean shop or kitchen reference sheet?

Yes. Click the Print button in the results toolbar for a distraction-free worksheet.

Construction & Home · Woodworking & Machining

Shaker & Cope-and-Stick Cabinet Door Stile, Rail & Center Panel Calculator: inputs, method, and how to read the result

Generate an exact Shaker / cope-and-stick cabinet door cut list from finished size.

Choose inputs for the case you are checking

The defaults are illustrative. Replace them with values for your case and keep the units shown beside each field.

  • Finished Door Width In: Finished outside cabinet door width in inches.
  • Finished Door Height In: Finished outside cabinet door height in inches.
  • Stile And Rail Width In: Width of vertical stiles and horizontal rails in inches.
  • Groove Depth And Tenon In: Router groove depth / rail stub tenon length in inches (typically 3/8" = 0.375").

What the calculation includes

With the default values shown, Center Panel Cut Width × Height is 14.13 in (width). The calculation follows Cabinet Door Stile & Rail Formula; the formula and variable definitions above show how the inputs combine.

One-input check: With the other defaults held constant, changing Finished Door Width In from 18 in to 20 in changes Center Panel Cut Width × Height from 14.13 in (width) to 16.13 in (width). This is a comparison inside the calculator's stated model, not a prediction.

Where to use caution

  • Uses standard North American & metric trade dimensions, Machinery’s Handbook formulas, and culinary weight ratios.
  • Verify local municipal building codes, tool manufacturer limits, and food-safety time/temperature tables before execution.

Scope: Trade, Shop & Culinary Science Reference Standard Check the assumptions and limitations against your situation before relying on the estimate.

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