Credit Capacity Calculator
Check your approximate maximum loan amount based on your income and expenses.
Your financial situation
Approximate credit capacity
How do banks assess creditworthiness?
Credit capacity is the maximum amount a bank is willing to lend you. It depends on many factors — our calculator gives an approximate result. The bank's final decision may differ.
DTI ratio
Banks use the DTI (Debt-to-Income) ratio — the ratio of all loan installments to income. KNF (Financial Supervision Authority) recommendation: the installment should not exceed 50% of net income (for income up to 10 × minimum wage) or 65% for higher incomes. Our calculator uses the conservative 50% limit.
What affects creditworthiness?
- Amount and source of income (employment vs B2B)
- Credit history in BIK (Credit Information Bureau)
- Existing obligations and credit cards
- Number of dependents
- Borrower's age (max up to 70–75 years)
- Down payment (min 10–20%)
B2B and creditworthiness
B2B entrepreneurs typically have lower creditworthiness than employed persons with the same income. Banks require a minimum of 12–24 months of business operation and calculate income as the average of the last 12–24 months, reduced by costs and taxes.
Credit capacity in Poland — a comprehensive guide
Your credit capacity (zdolnosc kredytowa) determines the maximum loan amount a bank will approve. Understanding how banks assess it gives you the power to optimize your financial profile before applying. Whether you are planning a mortgage or a consumer loan, the insights below will help you navigate the Polish credit market in 2026.
What Is Credit Capacity?
Credit capacity is a bank's assessment of the maximum loan amount you can reliably repay based on your financial situation. It is not a fixed number — different banks use different models and assumptions, so your capacity can vary by 20-30% between institutions. The assessment considers your income, existing obligations, living costs, household size, and credit history. In Poland, banks must follow the KNF (Polish Financial Supervision Authority) Recommendation S guidelines for mortgages, which set maximum DTI (Debt-to-Income) ratios and stress-test requirements. Credit capacity differs from creditworthiness (wiarygodnosc kredytowa), which is a broader assessment of your reliability as a borrower including payment history and financial behavior.
How Banks Calculate Capacity
Banks follow a structured process. First, they determine your net disposable income by taking your documented income and subtracting taxes, ZUS contributions, and fixed living costs (banks use internal cost-of-living tables that vary by city and household size). Next, they subtract all existing financial obligations: loan installments, credit card limits (typically 3-5% of the limit counts as a monthly obligation even if unused), leasing payments, and alimony. The remaining amount is your maximum permissible installment, subject to DTI limits. Finally, the bank calculates the maximum loan amount that produces an installment at or below this limit, using an interest rate that is stress-tested 2.5 percentage points above the current rate per KNF requirements.
What Affects Your Credit Capacity?
Several factors directly impact your capacity: Income level and stability — employment contracts are valued highest, followed by B2B with 12+ months of history, then civil law contracts. Existing debts — even a 500 PLN credit card limit reduces capacity by approximately 15-25 PLN monthly. Household size — each dependent increases the bank's assumed living costs by 400-800 PLN. Loan term — longer terms increase capacity (a 35-year term yields roughly 15% more capacity than 25 years). Interest rate — lower rates increase capacity proportionally. Down payment — a larger down payment (above the 20% minimum) can unlock better terms. Age — most banks require the loan to be repaid by age 70-75, limiting term length for older applicants.
How to Increase Credit Capacity
Practical steps to maximize your borrowing power before applying: Close unused credit cards and revolving credit lines — each open limit reduces capacity even if the balance is zero. Pay off small consumer loans and installment plans. Avoid taking any new credit in the 6 months before your mortgage application. Add a co-borrower (spouse, partner, or family member) to combine incomes. Extend the loan period to the maximum (up to 35 years) to lower the required installment — you can always overpay later. Increase your down payment above 20% to reduce the borrowed amount and potentially secure a lower margin. If you are on B2B, ensure you have at least 12-24 months of consistent income documented in your tax returns. Some banks also accept income from rental properties or foreign employment.
Credit Capacity and BIK History
BIK (Biuro Informacji Kredytowej) is Poland's Credit Information Bureau, maintaining records of all your credit obligations and payment history. A positive BIK history (loans repaid on time, no delinquencies) significantly strengthens your application, while even minor payment delays can reduce your capacity or lead to rejection. Banks check BIK as a mandatory step in every credit assessment. Before applying, obtain your free BIK report (available once every 6 months at bik.pl) and verify its accuracy. Common issues include: old debts you forgot about (a 50 PLN unpaid phone bill can flag your record), credit cards you thought were closed but remain active, and errors in reported balances. Dispute any inaccuracies with BIK before your mortgage application. A clean BIK history of 3-5 years with several successfully repaid obligations is considered ideal by Polish banks.
Frequently Asked Questions
What is credit capacity?
Credit capacity is the amount a bank is willing to lend you based on your income, expenses, obligations, and credit history. Higher income and fewer obligations mean higher capacity.
How does a bank calculate credit capacity?
Banks analyze: net income, fixed obligations (installments, alimony, credit cards), living costs, household size, BIK credit history, down payment, and loan period. The key metric is DTI (debt-to-income ratio).
How much do I need to earn for a mortgage?
The minimum net salary for a mortgage depends on the loan amount and existing obligations. Approximately: for a PLN 300,000 loan over 25 years, you need about PLN 5,500-7,000 net monthly (single, no other debts).
Does B2B/self-employment income count for credit?
Yes, but banks typically require 12-24 months of business operation. B2B income is calculated as the average of the last 12 months minus ZUS and tax. Some banks accept shorter periods.
How can I increase my credit capacity?
Pay off existing debts, close unused credit cards, increase your down payment, extend the loan period, add a co-borrower. Avoid new loans 6 months before applying for a mortgage.