Pallet Stack Height Calculator
The pallet stack height calculator finds the complete vertical height of a loaded pallet by multiplying one carton’s height by the number of layers and then adding the pallet base.
Run — free
It gives warehouse, fulfillment, packaging and transport teams a quick, repeatable figure for layout checks and shipment planning. Enter every height in one shared unit, choose that unit, and receive both the carton-only stack height and the overall loaded height, with the calculation formula included for easy review.
Measure the inputs consistently
Begin with the actual vertical height of one closed, shipment-ready carton. Measure after the carton has been filled and sealed because bulging flaps, protective inserts or compressed contents can make a production carton differ from its specification. Next, count the complete horizontal carton layers that will sit on the pallet. A layer is one level of cartons, regardless of how many cartons are arranged across that level. Finally, measure the pallet base from the floor-contact surface to the deck supporting the first carton layer. Enter both height measurements in the same unit and select that unit in the calculator. The tool does not guess whether one number is centimetres and another is inches, which prevents an apparently plausible but unusable result. If a slip sheet, top cap, corner protector or clearance allowance adds height, it is not automatically included. Account for that component separately when comparing the calculated loaded height with a rack opening, trailer interior, automated conveyor limit or customer requirement.
Understand the stack-height formula
The calculation has two steps. First, carton height is multiplied by the number of layers to produce the carton stack height. Second, pallet base height is added to produce total stacked height. For example, six layers of cartons that are 32.5 centimetres high create a 195-centimetre carton stack. Adding a 14.4-centimetre pallet produces a total loaded height of 209.4 centimetres. The layer count must be a positive whole number because the model represents complete physical layers, while the carton and pallet heights may contain decimals. A zero-height pallet is accepted for platforms, sheets or planning scenarios where base height is intentionally excluded, but carton height must be greater than zero. Results retain practical decimal precision and are returned with the selected unit. The response also repeats each input and states the formula, making it easier to audit a calculation, store it with packaging records, or identify which assumption needs changing when a proposed pallet is too tall.
Use the result in warehouse and transport planning
Compare total stacked height with the smallest relevant physical limit, not merely the largest space visible in a drawing. In a warehouse, that limit might be clear rack height after subtracting beams, sprinkler clearance and handling tolerance. During transport, it might be a trailer door rather than the higher interior roof. Automated equipment may impose another maximum at a scanner, wrapper, lift or conveyor transfer point. Leave an operating margin for carton variation, pallet wear and safe handling; this calculator reports nominal geometry and does not certify load stability or regulatory compliance. The carton-only value is useful when teams are deciding whether a different pallet base would solve an overheight problem. The repeated layer count helps compare layouts that trade cartons per layer against the number of layers. For automated workflows, submit the same named fields through the API for $0.002 per request and store the returned formula alongside the result. That creates a transparent calculation record without relying on spreadsheet cells whose units or references may later be changed.
What you can do with it
Check warehouse rack clearance
Compare a proposed loaded pallet height with the usable opening of a rack position before assigning inventory.
Plan trailer and container loads
Confirm that the cartons, layers and pallet base fit beneath the relevant door or interior height limit.
Evaluate packaging changes
See how a revised carton height or layer count changes the nominal height of every palletized shipment.
FAQ
What formula does the calculator use?
It multiplies carton height by the number of layers, then adds pallet base height: total stacked height = (carton height × layers) + pallet base height.
Do all measurements need the same unit?
Yes. Carton height and pallet base height must use the selected unit. The calculator labels the result but does not convert mixed-unit inputs.
Does the result include the pallet?
Yes. Total stacked height includes the pallet base. The response also provides carton stack height without the pallet for comparison.
Does it include a top cap or clearance allowance?
No. The calculation covers carton layers and pallet base only. Add any top cap, slip sheet above the deck, overhang rise or required safety clearance separately.
How much does an API calculation cost?
Each API request costs $0.002. The browser calculator can use the same deterministic arithmetic without a network-dependent calculation.
For developers — API access
Everything on this page is available programmatically. This section is for teams who want to wire it into their own systems; everyone else can just use the tool above.
API endpoint
Prefer to automate it? One authenticated POST creates the task; the result comes back by webhook or a signed link. The same capability also runs here on the web, by email and from Telegram — and soon from our app too.
Call it from your stack
curl -X POST https://api.kit.forhosting.com/ecom/pallet-stack-height \
-H "Authorization: Bearer $KIT_KEY" \
-H "Content-Type: application/json" \
-d '{"carton_height":32.5,"layers":6,"pallet_base_height":14.4}'const res = await fetch("https://api.kit.forhosting.com/ecom/pallet-stack-height", {
method: "POST",
headers: {
"Authorization": `Bearer ${process.env.KIT_KEY}`,
"Content-Type": "application/json"
},
body: JSON.stringify({
"carton_height": 32.5,
"layers": 6,
"pallet_base_height": 14.4
})
});
const { task_id } = await res.json();import os, requests
res = requests.post(
"https://api.kit.forhosting.com/ecom/pallet-stack-height",
headers={"Authorization": f"Bearer {os.environ['KIT_KEY']}"},
json={
"carton_height": 32.5,
"layers": 6,
"pallet_base_height": 14.4
},
)
task_id = res.json()["task_id"]<?php
$res = file_get_contents("https://api.kit.forhosting.com/ecom/pallet-stack-height", false, stream_context_create([
"http" => [
"method" => "POST",
"header" => "Authorization: Bearer " . getenv("KIT_KEY") . "\r\nContent-Type: application/json",
"content" => '{"carton_height":32.5,"layers":6,"pallet_base_height":14.4}',
],
]));
$task = json_decode($res, true);body := bytes.NewBufferString(`{"carton_height":32.5,"layers":6,"pallet_base_height":14.4}`)
req, _ := http.NewRequest("POST", "https://api.kit.forhosting.com/ecom/pallet-stack-height", body)
req.Header.Set("Authorization", "Bearer "+os.Getenv("KIT_KEY"))
req.Header.Set("Content-Type", "application/json")
res, _ := http.DefaultClient.Do(req)Example request
{
"carton_height": 32.5,
"layers": 6,
"pallet_base_height": 14.4
}Example response
{
"task_id": "tsk_a1b2c3d4e5f6a1b2c3d4e5f6",
"type": "ecom.pallet_stack_height",
"status": "queued",
"_links": {
"result": "/tasks/tsk_…/result"
}
}The API is asynchronous: the call returns a task_id immediately and the result arrives by webhook. Polling is capped at 1 req/s per task.
Pricing
Published price — no tokens, no invented credits. A failed task is never charged.
Errors
| HTTP | Code | Meaning |
|---|---|---|
401 | unauthorized | Missing or invalid API key. |
402 | insufficient_balance | Your balance doesn't cover the task price. |
404 | unknown_type | That task type doesn't exist. |
429 | rate_limited | Too many requests. Use the webhook instead of polling. |