How to calculate your net worth: a complete guide with European benchmarks

A single number can tell you more about your finances than your payslip — your net worth. It combines both sides of the equation: what you own and what you owe. This guide walks you step by step through how to calculate it, how to honestly value every item, and how to compare yourself with a typical European households.

TL;DR

• Net worth = everything you own (assets) minus everything you owe (liabilities). Add up the current market value of your property, car, money in accounts, savings and pension, then subtract the remaining principal on your mortgage and other loans — the result is a single number that shows your true financial health better than your salary.
• In every European country surveyed, the lion’s share of wealth is the home you live in. According to national surveys run under the ECB’s HFCS framework, the median net worth is 148,100 € in France (2024) and 103,200 € in Germany (2023); the primary residence makes up 42–50 % of gross wealth.
• The key is honest valuation and consistency. Use current market prices (not purchase prices), the remaining principal for loans (not the original amount or the monthly payment), and calculate your net worth once every 3–12 months so you can see the trend.

Key Findings

1. The definition is simple and internationally consistent. Net worth = total assets − total liabilities. The same definition is used by Investopedia, by the ECB in the HFCS framework and by every national statistics office — which is exactly why the number is comparable across countries.
2. Net worth is a “financial snapshot” in a single number. Unlike income, which measures the flow of money over a period, net worth measures your position on a given day.
3. Europeans are “brick-rich, cash-poorer.” The home dominates the balance sheet almost everywhere, while financial assets (accounts, funds, shares) are held only by a narrow group.
4. The most common mistakes: using the purchase price instead of the market price, forgetting small debts, and counting the original loan amount instead of the remaining principal.
5. There are tools to value every item — price maps and real estate portals for property, VIN-based valuation for cars, online banking for accounts and loans.

Details

1. What net worth is and how to calculate it

Net worth is the difference between what you own and what you owe. Investopedia defines it like this: “Net worth is the difference between assets and liabilities and provides a snapshot of an entity’s current financial position.” The Bundesbank, Insee and every other national statistics office use the same formula: total assets minus total debts.

If your assets exceed your liabilities, your net worth is positive; if you owe more than you own, it is negative. Investopedia: “Positive net worth means that assets exceed liabilities while negative net worth describes the opposite scenario.”

What is an asset and what is a liability? An asset is anything you own that has monetary value and can be sold for cash. A liability is any debt — an obligation to pay someone else.

2. What household wealth looks like across Europe

National statistics offices measure household wealth through the same European framework — the ECB’s Household Finance and Consumption Survey (HFCS). That makes the numbers roughly comparable between countries.

Median net worth (the middle household):

Two things are worth knowing before you compare yourself to any of these:

• The median is not the average, and the gap is the story. In Germany the average net worth is 324,800 € against a median of 103,200 € — a handful of very wealthy households pull the average up. Always compare yourself to the median.
• Nominal growth can hide a real decline. German net worth rose nominally from 316,500 € (2021) to 324,800 € (2023), but adjusted for inflation it fell from 268,700 € to 239,200 €.

What the wealth consists of is remarkably consistent across countries: the home you live in is the single largest asset. In Germany it accounts for 42–50 % of gross wealth on average. Home ownership rates differ a lot though — 42 % of German households own their home (down from 45 % in 2021), which is low by European standards.

3. Debt: what counts and what does not

For net worth, only one number matters per loan: the outstanding principal — what you still owe today, not what you originally borrowed.

• Mortgages are the largest category by amount in every country surveyed, but they only affect households that own property.
• Consumer credit is far more widespread but much smaller. In Germany, 26 % of households held a consumer loan in 2023, down from 29 % in 2021.
• National averages are irrelevant to your own calculation. What matters is your balance — it is on your loan statement or in your bank’s app.

Do not mix sources. Survey data (a few thousand households) and central-bank banking statistics (all loans in the economy) measure different things and cannot be compared directly.

4. How to value individual assets (in practice)

Honest valuation is half the battle. The following overview summarises where to find the current market value of each item — and what to watch out for.

For property, always use the current market value, not the purchase price; if you want a more reliable figure, a professional property appraisal gives you a defensible number. Useful references differ by country: land-registry price data (DVF in France), the house price index from the national statistics office, and listing portals — bearing in mind that asking prices usually exceed actual sale prices.

For household items, electronics and jewellery, count only significant items (expensive jewellery, collectibles). Everyday appliances and furniture are usually not counted — they lose value quickly and quantifying them isn’t worth the effort.

5. How to determine your liabilities (the remaining principal)

Key principle: count the remaining amount owed (principal), not the original loan amount or the monthly payment.

• Mortgage: you’ll find the current balance in online/mobile banking, on the annual statement, or you can request a “balance statement” from the bank (also needed when refinancing).
• Consumer loans, credit cards, overdraft, leasing, instalment purchases, BNPL, debts to relatives: add up the current balances.
• If you don’t have an overview of your total debt, a report from the credit registers (the bank BRKI and the non-bank NRKI) can help, available e.g. via the kolikmam.cz service.

6. Calculate your net worth right now

Enter your figures into the calculator below. Everything is computed directly in your browser — nothing is sent anywhere.

Want a more precise calculation with a breakdown by category and saved history? Try the net worth calculator or read about how net worth tracking in Assetli works.

7. Practical advice on frequency and purpose of tracking

• How often: When you’re actively building wealth, a quarterly overview is enough; otherwise once a year is fine. Schwab MoneyWise recommends: “calculate your net worth now and recalculate it once or twice a year.” A practical compromise: update liquid assets (accounts) monthly, property and car quarterly or semi-annually — bear in mind that property has very low liquidity and its “value” is only realised once you actually sell.
• Why net worth matters more than income: a high income does not guarantee a high net worth if you spend a lot. Net worth is the most complete picture of your financial situation because it combines both sides — what you own and what you owe.
• Net worth calculator: online calculators usually offer fields for assets (cash, accounts, investments, pension, property, car) and liabilities (mortgage, loans, credit cards) and automatically compute the difference. The principle is always the same: assets − liabilities.
• Age benchmarks: they exist (e.g. the rule “net worth = annual salary × age ÷ 10” from the book The Millionaire Next Door), but they are American and only indicative for the Czech reality.

Recommendations

1. Build your first overview right now. Create a simple table with four columns: date, total assets, total liabilities, net worth. Fill in current market values — the first number is your starting line.
2. Value honestly and at market. Property via a price map / Valuo / Atlas cen, car via Cebia by VIN, accounts and loans from online banking. For loans, always the remaining principal, not the original amount.
3. Don’t forget anything. Go through all accounts, building savings, pension and all debts including credit cards and overdraft — small debts without a monthly statement are the most commonly overlooked.
4. Repeat regularly. Update once a quarter or at least once a year, adding each record as a new row (don’t overwrite history). More important than the absolute number is the trend — whether your net worth is growing.
5. Take benchmarks with a pinch of salt. Comparison with the European median (≈ 125,000 €) makes sense as a rough guide, but your figures depend on age, region and form of housing (owner vs. tenant).

When and how to change your approach (threshold values):

If you want to see how your net worth will grow through regular investing and the power of compound interest, the compound interest calculator will help; with a negative net worth, you’ll appreciate the debt payoff calculator.

Caveats

• Data on household net worth come from a sample survey (national surveys under the ECB HFCS framework) and underestimate the wealthiest households — real averages are higher and inequality greater than the official figures show. national statistics offices captured only ~22 % of the financial assets reported in the national accounts.
• Property and car prices change, so any valuation is valid only on a given day. Different sources use different methodologies and arrive at slightly different figures — for net worth, choose a conservative estimate.
• Age benchmarks for net worth are predominantly American and do not transfer precisely to European conditions (different asset structure, higher share of owner-occupied housing).
• Macro data on indebtedness differ by source — survey data (a few thousand households) and central-bank banking statistics measure different things and are not directly comparable.
• Some figures presented (e.g. December/November loan statistics) are preliminary and may be revised subsequently.

Sources and references

Definition and methodology:

1. Investopedia. Net Worth. investopedia.com
2. Wikipedia. Net worth. en.wikipedia.org
3. Investplus (glossary). Čisté jmění. investplus.cz

European data on household wealth and net worth:

1. European Central Bank. Household Finance and Consumption Survey (HFCS) — the common framework behind all national surveys. ecb.europa.eu
2. Deutsche Bundesbank. Household wealth and finances in Germany: results of the 2023 survey. bundesbank.de
3. Insee. Les montants de patrimoine détenus par les ménages en 2024. insee.fr
4. national statistics offices. Financial situation of households 2022–2024. csu.gov.cz

Debt:

1. Deutsche Bundesbank. Banking statistics — loans to households. bundesbank.de
2. Banque de France. Household credit statistics. banque-france.fr

Property valuation:

1. France — DVF, Demandes de valeurs foncières: actual recorded sale prices, open data. app.dvf.etalab.gouv.fr
2. Germany — Destatis, House price index. destatis.de
3. Germany — Gutachterausschüsse: official land values and sale-price registers per federal state.
4. Czechia — national statistics offices, Property prices. csu.gov.cz
5. Listing portals in any country — useful for orientation, but asking prices usually exceed actual sale prices.

Car valuation:

1. Cebia. How to find out a car’s price before selling it. cebia.cz
2. Cebia. Car price estimate. cebia.cz
3. Carolina (app). carolina.cz

Savings and pension:

1. NN. Pension savings statement. nn.cz
2. Stavebky.cz. Commentary on building savings statistics for 2025. stavebky.cz
3. Czech Ministry of Finance. Key indicators of building savings development. mf.gov.cz

Loans – finding the balance:

1. Komerční banka. Frequently asked questions about mortgages. kb.cz
2. Banky.cz. Mortgage balance statement. banky.cz

Frequency and best practices:

1. Schwab MoneyWise. Your Personal Net Worth. schwabmoneywise.com
2. U.S. News. How to Calculate Your Net Worth. money.usnews.com
3. FinancialAha. Net Worth Tracking Mistakes. financialaha.com

Disclaimer: This article is for educational purposes only and does not constitute investment or tax advice. The data presented is based on public sources from the Bundesbank, Insee, national statistics offices and other institutions and may change over time.