Analysis · contract logistics

Own warehouse or a 3PL operator?

A warehouse lease binds you for years and fixed costs are due every month — whether the racks are full or not. Before you commit, compare both models on numbers: what is fixed, what is variable, and where the break-even point lies.

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Two models, two cost logics

Your own warehouse means fixed costs: you pay for space and people regardless of occupancy. A 3PL operator means variable costs: you pay for the pallet spaces actually occupied and the operations actually performed. The whole decision comes down to which logic fits your volume and its variability.

CriterionOwn warehouse3PL operator
CostsFixed: rent, utilities, staff — every month, regardless of occupancyVariable: you pay for used spaces and operations
SeasonalityThe hall must fit the peak — for the rest of the year part of it sits emptyThe operator absorbs the peak; in low season costs fall with volume
StaffRecruitment, cover, holidays and training on your sideTeam, cover and peaks are the operator’s problem
WMS and technologyPurchase or subscription, implementation and integrations on your sideIncluded in the operator’s rate; API/integrator connections
Time to start3–9 months: lease, fit-out, recruitment, WMS rollout2–4 weeks from decision to first shipments
ScalabilityA volume jump means a new hall or a second shiftScaling within the network — you add spaces and operations
Process controlFull — your people, your procedures, your standardAgreed SLA and reporting; the operator runs the process
Liability and insuranceProperty insurance, liability, H&S — you arrange it allEntrusted goods covered under the operator’s insurance

What a 1,000 m² unit of your own really costs

Indicative fixed monthly cost of running your own ~1,000 m² warehouse module in Poland (roughly 1,200–1,400 pallet positions with row racking), with a team of three — 2026 market rates, in PLN (≈ 4.3 PLN = 1 EUR):

Rent: 1,000 m² × PLN 20–24/m²PLN 20,000–24,000
Utilities and maintenance (heating, power, cleaning)PLN 3,500–5,000
Staff: 3 people × ~PLN 7,500 (full employer cost)PLN 22,500
Forklifts (lease + service + inspections)PLN 2,000–3,000
WMS, IT equipment, licencesPLN 1,000–2,000
Insurance, security, other fixed costsPLN 2,000–3,000
Total fixed cost per month≈ PLN 51,000–59,500
The key trap: this cost is fixed. At full occupancy (~1,300 pallets) it works out at roughly PLN 40–45 per pallet — comparable to 3PL rates, but without the operator’s margin. The problem: few businesses run at full occupancy for 12 months. At 50% occupancy the cost per pallet climbs to PLN 80–90, and at 30% it exceeds PLN 130. With a 3PL you pay for 400 pallets when you have 400 pallets.

When each model wins

Own: stable, high volume. Above roughly 1,000–1,300 pallets held steadily all year, fixed costs spread well enough for an in-house operation to make sense — provided you have the people to run it.
Own: a process that is part of the product. Unusual certifications, light manufacturing, final assembly, quality processes embedded in the warehouse — when the warehouse is part of your product, control can outweigh cost.
3PL: seasonality and growth. When Q4 can be three times February, or you grow 50% year on year, every hall is either too big or too small. Variable cost follows sales — in both directions.
3PL: market entry and pilots. A new channel, a new country, a new range — you start in 2–4 weeks with no capex and no five-year lease. If the project fails, the costs end with it. This is also the standard route for foreign sellers entering the EU through Poland.
The hybrid model — the most common choice of mature companies. The core volume stays in-house while seasonal peaks, new channels and foreign markets run in a 3PL network. Your own hall works at high, stable occupancy (i.e. cheaply), and the operator absorbs the variability.

How to make the decision, step by step

1

Volume audit

Collect 12 months of data: pallets in stock, receipts, dispatches, orders, seasonality. Without these numbers, any decision is guesswork.

2

Full TCO calculation

Compare total cost, not the pallet rate: in the in-house scenario add staff, WMS, insurance and your own management time.

3

A 3PL pilot

Move part of your range to an operator for one full season. After a year you have real rates and real SLAs — and a decision based on data, not on sales decks.

We will compare both scenarios for your volumes

Tell us how many pallets you store, how many orders or dispatches you handle monthly and what your seasonality looks like. We will prepare a cost comparison of your own warehouse vs handling in our network — free of charge.

We reply within 24 hours on business days. Data controller: CargoNet Polska Sp. z o.o.