Linear Feet Calculator Freight

What This Calculator Does and Why It Is Useful

The linear feet calculator for freight converts the dimensions and quantities of your shipment into the total linear feet it will occupy on a trailer. This is the measurement LTL (less-than-truckload) carriers use to price shipments that are too large to rate purely by weight and freight class.

When a shipment exceeds 10 linear feet — typically five or more standard pallets — many carriers switch from class-based pricing to a linear foot rate. Without knowing your linear footage upfront, you can be blindsided by unexpected charges when the carrier’s driver measures at pickup.

Shippers, freight brokers, and logistics managers use this tool to estimate costs and avoid billing disputes. You can add multiple pieces with different dimensions to get an accurate combined result.

How to Use This Calculator

Step-by-Step Instructions

1. Enter the length, width, and height in inches for your first piece or pallet.
2. Enter the quantity for that piece type.
3. Click “Add Another Piece” to add additional items with different dimensions.
4. Select your trailer width — standard 96-inch or wide 102-inch trailer.
5. Click Calculate Linear Feet to see total linear footage, cubic feet, piece count, and percent of trailer used.
6. Review the note about whether your shipment qualifies for linear-foot pricing.

For context on how linear feet pricing fits into the broader LTL cost structure, the LTL vs FTL shipping cost comparison calculator on ToolCR is a great companion tool.

The Formula Explained

Breaking Down the Formula

The key calculation is how many pieces can fit side-by-side across the trailer width, and from there, how much trailer length your shipment consumes:

Pieces That Fit Side-by-Side = Floor(Trailer Width ÷ Piece Width)

Linear Feet per Piece Type = Ceiling(Quantity ÷ Pieces Side-by-Side) × (Length ÷ 12)

Total Linear Feet = Sum of all piece type linear footages

This formula assumes pieces are loaded with their longest dimension running down the trailer, which is standard practice. LTL shipping is priced differently from full truckload because your freight shares space with other shippers’ goods.

Example Calculation with Real Numbers

You have 6 pallets, each 48 inches long, 40 inches wide, on a 96-inch trailer. Pieces that fit side-by-side = Floor(96 ÷ 40) = 2. Rows needed = Ceiling(6 ÷ 2) = 3. Linear feet = 3 × (48 ÷ 12) = 3 × 4 = 12 linear feet. Since this exceeds 10 ft, expect linear-foot pricing from most carriers.

When Would You Use This

Real Life Use Cases

Freight shippers use linear feet calculations when preparing quotes for large LTL shipments, especially machinery, building materials, or multi-pallet orders. Freight brokers use it to verify that a shipper’s measurement matches what the carrier will measure at the dock.

E-commerce businesses shipping large products like furniture, exercise equipment, or appliances frequently run into linear foot charges. Knowing your linear footage before booking lets you decide whether LTL or FTL is the better value. You can also use the pallet shipping cost estimator to get a cost estimate once you have your linear footage.

Specific Example Scenario

A small manufacturer ships 8 pallets of bagged product per week. Each pallet is 48″L × 48″W × 60″H. On a 96-inch trailer, only two fit side-by-side. That gives 16 linear feet per shipment. The carrier’s linear foot rate kicks in at 10 feet, so this shipment is priced by linear feet every time. Knowing this, the manufacturer can shop rates more accurately using the load board freight rate profitability calculator.

Tips for Getting Accurate Results

Measure the Actual Loaded Dimensions

Always measure your freight after it is packaged and on the pallet — not just the product dimensions. Stretch wrap, overhang, and crating can add several inches to each dimension, which changes your linear feet calculation. Carriers measure at the dock, so your pre-shipment numbers should match what they will see.

Understand the 10-Linear-Foot Rule

The most common threshold where carriers apply linear foot pricing is 10 linear feet. Below this, most carriers rate by freight class and weight. Above it, many carriers charge a per-linear-foot rate times the number of feet. Some carriers have their own thresholds, so confirm with your carrier before booking. More information on LTL freight classification is available from the National Motor Freight Traffic Association.

Consider Whether FTL Is More Cost Effective

If your linear footage approaches 20 feet or more, you may be approaching the cost of a full truckload. At that point, it is worth getting an FTL quote and comparing. Full truckload pricing often becomes competitive around the 15–20 linear foot range, especially for heavier shipments.

Frequently Asked Questions

What are linear feet in freight shipping?

Linear feet in freight refers to the amount of trailer floor space your shipment occupies measured from front to back. A standard trailer is 48 or 53 feet long. Your linear footage is determined by how many rows of cargo you need, based on how many pieces fit side-by-side across the trailer width.

When do LTL carriers charge by linear feet instead of freight class?

Most LTL carriers apply linear foot pricing when a shipment exceeds 10 linear feet, which typically happens with five or more standard pallets. Some carriers have different thresholds. The linear foot rule protects carriers from underpricing large shipments that take up significant trailer space but weigh less than the class rating would suggest.

What is a standard trailer width for freight calculations?

Standard dry van trailers are 96 inches (8 feet) wide on the inside. Some newer wide trailers are 102 inches (8.5 feet) wide. The trailer width is what determines how many pallets or pieces can fit side-by-side, which directly affects your total linear footage.

Is linear footage the same as cubic footage?

No, they are different measurements. Linear footage measures how much floor length your shipment occupies. Cubic footage measures the total volume of your freight. Both are used in freight pricing — cubic feet may be used by some carriers for density-based rating, while linear feet measure floor space consumption.

How do I reduce my linear footage to lower shipping costs?

You can reduce linear footage by maximizing how many pieces fit side-by-side. If your pallet width is 40 inches and the trailer is 96 inches wide, you can fit two per row. Choosing narrower packaging, consolidating shipments, or using double-stacking where possible can all reduce linear footage and lower costs.

What is the difference between LTL and FTL for large shipments?

LTL (Less Than Truckload) means your freight shares trailer space with other shippers’ goods. FTL (Full Truckload) means you book the entire trailer. For shipments approaching 20 or more linear feet, FTL often becomes more cost-effective than LTL linear foot pricing. Compare both before booking.

Can I use this calculator for international ocean freight?

This calculator is designed for domestic LTL trucking in the US. International ocean freight uses different measurements, primarily CBM (cubic meters) and container quotas. For international shipments, you would typically calculate CBM using a separate formula based on metric dimensions.

What happens if my freight dimensions change at the dock?

If the carrier measures your freight at the dock and finds the dimensions differ from what you booked, they may issue a reclassification or dimensional reweigh that changes your invoice. This is called a freight bill adjustment. Accurate pre-shipment measurements are the best way to avoid these surprises.

Conclusion

Knowing your linear footage before booking an LTL shipment puts you in control of your shipping costs. It helps you get accurate quotes, avoid billing disputes, and decide whether LTL or FTL is the better option for your specific load.

Use this free calculator for every multi-pallet shipment, then compare with our freight class calculator by density to get a complete picture of how your shipment will be rated by carriers.