Outdoor Kitchen Size Calculator

Design zones for cooking, prep, and serving outdoors. Add appliances, seating, and safe walkways fast. Get a clean layout summary you can save now.

Tip: Keep at least 3–4 ft (0.9–1.2 m) of clear walkway around hot zones.

Calculator Inputs

All calculations convert internally for consistency.
Choose the footprint style you plan to build.
Typical: 2.0 ft (0.6 m).
Typical: 3.5–4.0 ft (1.1–1.2 m).
Adds dedicated counter prep length.
Buffer near grills and sinks for safety.
Covers fillers, end panels, and layout tweaks.

Appliance Modules

Select modules and enter their front widths. The calculator sums widths into a recommended linear run.

Seating

Typical: 2.0 ft (0.6 m).
Room to pull out and pass safely.
Reset

Example Data Table

Scenario Patio Layout Modules Clearance Output (footprint)
Compact entertaining 18 × 14 ft L-shape Grill 3.0, Sink 2.5, Fridge 2.0, Storage 2.0 Walkway 3.5 ft ≈ 12.5 × 10.0 ft
Family cook zone 24 × 16 ft Straight run Grill 3.5, Sink 2.5, Side burner 1.5, Fridge 2.0, Storage 2.0 Walkway 4.0 ft ≈ 14.5 × 6.0 ft
Entertainer island 26 × 18 ft Island Grill 3.5, Sink 2.5, Fridge 2.0, Storage 2.0 Walkway 4.0 ft ≈ 16.0 × 11.0 ft

Examples are illustrative. Always confirm appliance cutout specs and local clearance requirements.

Formula Used

1) Linear run requirement

Adjusted Run = (Σ selected module widths + 2×Prep Space + 2×Landing Space) × (1 + Allowance%).

2) Footprint estimation by layout

3) Seating zone estimate

Seating Area = (Seats × Seat Width) × (Seat Depth + Chair Clearance). This helps budget space when seating is near the kitchen.

How to Use This Calculator

  1. Measure your patio length and width in your preferred units.
  2. Select a layout that matches your planned counter arrangement.
  3. Choose your modules and enter their front widths from spec sheets.
  4. Set counter depth and walkway clearance for safe circulation.
  5. Add prep and landing space for comfortable workflow.
  6. Enter seating to estimate an adjacent dining zone if needed.
  7. Click Calculate Size to see footprint and fit status.
  8. Use the download buttons to save CSV or PDF reports.

Site Measurement and Workflow Zones

Accurate patio measurements prevent costly redesigns. Measure length, width, and obstructions, then map three zones: hot cooking, wet cleaning, and dry prep. Note door swings, railing posts, and existing utilities. This calculator converts units and estimates a workable footprint, helping you reserve circulation space before committing to masonry, framing, or pavers.

Counter Run Planning and Module Allowances

Outdoor kitchens often fail due to undersized counter runs. The calculator totals selected module widths and adds prep and landing buffers at both ends. Include space for trash pullouts, spice drawers, and utensil storage. Allowance percentage covers fillers, end panels, and minor layout shifts, producing an adjusted linear run that matches real build conditions.

Clearance, Heat Safety, and Traffic Flow

Walkway clearance is more than comfort; it is safety. Maintain clear paths around grills and burners to avoid crowding and accidental contact. Wider aisles support carrying trays and opening doors. Consider wind direction and keep combustibles away from heat. The footprint output shows if the plan fits your slab, including rotation checks.

Seating Integration and Entertaining Capacity

Seating needs space for chairs and movement. By combining seat width, depth, and pullback clearance, the calculator estimates a seating zone area near the kitchen. Allow extra room for kids, serving carts, and cooler access. Use this to decide whether stools belong at an island, or if dining should shift to a separate pad.

Materials, Utilities, and Build Tolerances

Finalize dimensions only after confirming appliance cutouts, utility routes, and material thickness. Stone veneers, doors, and drawer banks change clearances. Plan access for gas shutoffs, water traps, and electrical junctions. Provide ventilation for enclosed grills and keep service panels reachable. Use the saved report to coordinate with installers and suppliers. For longevity, slope surfaces for drainage, specify task lighting, and verify countertop overhangs meet seating comfort and support requirements in your climate.

FAQs

1) What patio size is recommended for an outdoor kitchen?

Use your patio dimensions and pick a layout. Many homeowners keep the kitchen footprint under about half the patio area, while preserving safe walkways and access to doors.

2) How should I choose appliance module widths?

Use manufacturer specification sheets for each appliance. Enter the visible front width, then include any trim kits or side panels so the installed run matches the plan.

3) What design allowance percentage should I use?

Use 5–12% for typical straight layouts. Increase the allowance for stone cladding, corner details, or when you expect field adjustments during installation.

4) Does an island layout require more space?

Yes. Islands need clearance on all sides for circulation and door opening. That typically increases the required patio footprint compared with a wall run or L-shape.

5) Can I mix meters and feet in the inputs?

Pick one unit system for all inputs. The calculator converts internally, but consistent inputs reduce mistakes when you compare results with appliance drawings.

6) Should seating be attached to the kitchen footprint?

Place seating where it does not block hot zones or access panels. Maintain chair pullback clearance, and keep a continuous walkway for serving and cleanup.

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Important Note: All the Calculators listed in this site are for educational purpose only and we do not guarentee the accuracy of results. Please do consult with other sources as well.