Mortgage for a modular house – do banks finance them?

Can you get a mortgage for a prefabricated house? What conditions do banks set? A practical guide to financing a modular house.

Kategoria

Financing

Czas czytania

9 min

Data publikacji

2026-04-02

Mortgage for a modular house – do banks finance them?

This is one of the most common questions from future modular house owners. The answer is simple: yes, banks finance prefabricated houses. But the procedure differs from a standard construction mortgage.

Is a modular house a "real house"?

Let's start by dispelling myths. A Treevia modular house is a fully-fledged residential building – with a foundation, land registry number and all real estate attributes. It is not a caravan, container or temporary structure.

For banks, a modular house with a foundation is treated like any other single-family home. Key requirement: it must be permanently connected to the ground.

Bank requirements

Banks require standard documents:

  • Building project or construction notification
  • Cost estimate (Treevia provides a detailed cost breakdown)
  • Property valuation by a surveyor
  • Proof of land ownership
  • Building permit or notification confirmation

Modular house advantages for mortgages

  • Shorter build period = fewer mortgage payments without living in the house
  • Fixed contract price = lower budget overrun risk
  • Single contractor = simpler documentation
  • Energy efficiency = lower running costs = better long-term creditworthiness

Example monthly payments

(25-year mortgage, approx. 7% interest):

  • MINI 35 (PLN 182,379) – approx. PLN 1,300/month
  • NORD 70 (PLN 396,978) – approx. PLN 2,800/month
  • BARN 120 (PLN 697,548) – approx. PLN 4,900/month

Summary

A mortgage for a modular house is entirely possible – and increasingly easy, as banks better understand prefabrication technology. Shorter build time means you'll move in sooner and start paying the mortgage for a home you're actually living in – not a construction site.