Net Worth Calculator

Sixteen boxes and one subtraction

Net worth is the simplest idea in personal finance. Add up what you own, add up what you owe, subtract the second from the first.

That is the entire calculation, and if it were only about arithmetic this page would be one line long.

What makes it worth doing carefully is that almost nobody knows their own figure. People know their salary to the rupee and their rent to the day, and could not tell you within fifty thousand what they are actually worth. Income is visible every month. Net worth is invisible unless you go and look.

So the sixteen boxes here are not really a calculation. They are a prompt to go and find out sixteen things about your own finances, several of which you probably have not checked in a year.

Filling it in, including the boxes that are not there yet

The top half is what you own.

Primary residence, vacation property, savings accounts, checking accounts, retirement accounts, shares, vehicles, and other investments.

The bottom half is what you owe.

Mortgage, home equity loan, credit cards, car loan, student loan, personal loan, lease or hire purchase, and other debt.

Leave anything blank if it does not apply. Empty is treated as zero, so there is no need to type zeros into boxes that are not relevant to you.

Then there is a feature most net worth calculators do not have. Under each section is a name box and an add button, so you can create your own rows. Type "Gold" and press Add Asset and a Gold field appears alongside the others and is included in the total. Same for liabilities.

That matters more outside the countries these tools are usually built for. Household wealth in South Asia frequently sits in gold, in agricultural land, in a share of a family business, or in money lent to relatives. None of those has a standard box on an American net worth form, and all of them belong in your total. Add the rows.

The same goes for debts that do not fit the standard list: an informal loan from family, a chit fund obligation, a shop credit account, an outstanding tax bill.

What number belongs in each box

The arithmetic is trivial. Getting the inputs right is the whole job, and there is one rule that covers nearly all of it.

For assets, use what you could sell it for today. Not what you paid, not what you hope, not what the neighbour got last year in a better market.

• Property. A realistic current market value. If two estimates are plausible, use the lower one. You are not selling to yourself.
• Savings and checking. The balance, which is the one place where the number is exactly what it says.
• Retirement accounts. The current balance. Keep in mind the money is often taxable on withdrawal, so the figure overstates what would actually reach you.
• Shares and investments. Today's market value, not what you paid.
• Vehicles. Resale value, which is well below purchase price for anything more than a year old. Cars are one of the few assets that reliably shrink.

For liabilities, use the current outstanding balance. Not the amount you originally borrowed, and not the total of the payments you still have to make.

That distinction catches people. A twenty five year mortgage you took at 300,000 and have paid for eight years is not a 300,000 liability. Nor is it the sum of your remaining payments, because most of that sum is future interest you have not been charged yet. It is the payoff balance today, which is on your statement, and the loan balance calculator will work it out if you do not have one to hand.

Leave out things that are neither. Your salary is not an asset, it is a flow. Next month's rent is not a liability, it is an expense you have not incurred.

The mistake that makes the whole thing meaningless

There is one error that turns this calculation into fiction, and it is common enough to deserve its own section.

People put the house in the assets and forget the mortgage in the liabilities. Or, slightly more subtly, they enter their equity in the house instead of its value, and then also enter the mortgage.

Both directions are wrong and both are easy.

The form wants the full value of the property in the asset box and the full outstanding balance in the liability box. The subtraction at the end nets them off. Do it any other way and you are either counting the house twice or the debt twice.

Say the house is worth 500,000 and the mortgage balance is 320,000.

• Correct: 500,000 in Primary Residence, 320,000 in Mortgage. Contribution to net worth: 180,000.
• Forgot the mortgage: 500,000 and nothing. Contribution: 500,000. Overstated by 320,000.
• Entered equity and the mortgage: 180,000 and 320,000. Contribution: minus 140,000. Understated by 320,000.

The same logic applies to every financed asset. Car and car loan, both at full value. Anything bought on hire purchase, both sides.

One household, worked through

A family in their early forties. Here is everything.

Net worth: 661,500 minus 357,200 = 304,300.

Two things stand out once it is written down, and they are the reason to write it down.

The house is doing most of the work. Take the property and the mortgage out and the rest of the balance sheet is 161,500 of assets against 37,200 of debts, so 124,300. A large majority of this family's net worth is in one illiquid thing they live in.

And the 4,200 on credit cards is almost certainly the most expensive money in the entire table. It is a rounding error against 661,500 of assets and it is probably costing more per year than the student loan four times its size. Small numbers on a balance sheet are not small when the rate attached is high.

Comparing yourself against a number that does not exist

Everyone who works out their net worth immediately wants to know whether it is any good. Fair enough. Here is the trap waiting for you.

The Federal Reserve runs the Survey of Consumer Finances every three years, and the 2022 round remains the most recent completed survey. It found:

• Median family net worth: 192,700 dollars.
• Mean family net worth: about 1,060,000 dollars.

Those describe the same population. The average is five and a half times the middle.

That gap is not a mistake, it is what wealth distributions look like. A small number of very large fortunes drag an average upward while leaving the middle untouched. The median is the household in the exact centre, half above and half below, and it is the only one of the two that describes anybody real.

It gets worse by age band, where the averages are quoted most often:

So a 48 year old with 300,000 is comfortably above the middle of their age group and less than a third of the average. Read the wrong column and you conclude you are failing while you are in fact ahead of half the country.

Whenever you meet a headline about average net worth, assume it is describing a household that does not exist. Look for the median.

Two further cautions on benchmarking. These are US figures in 2022 dollars, and they translate poorly to other economies where property costs, retirement systems and household structures differ enormously. And a benchmark is a compass rather than a target. What matters more than your position against strangers is whether your own number is moving in the right direction.

When the answer comes back negative

A negative net worth means you owe more than you own. It is more common than the tone of most financial writing suggests, and it is not automatically a crisis.

The question is what produced it.

Recent education. A large student loan against a career that has barely started is the textbook case. The debt is on the balance sheet and the earning power it bought is not, because future income is not an asset. This kind of negative usually corrects itself.

A recent property purchase. Buy with a small deposit and the costs of buying, and you can be underwater on paper from day one. Time and repayments generally fix it.

An asset that fell. A car financed over seven years depreciates faster than the loan amortises for much of that period. Ordinary, and it unwinds.

Consumer debt with nothing behind it. This is the one that matters. Credit cards and personal loans funding spending rather than assets do not correct themselves, and the interest rate means the hole deepens on its own. If your negative is mostly this, the loan payoff calculator is a more useful next stop than any benchmark.

So the sign of the number tells you much less than its composition. Negative because of a mortgage taken last year is a different situation from negative because of revolving debt, even at identical figures.

It is a direction, not a score

A single net worth figure is nearly useless. Two of them, six months apart, tell you almost everything.

The reason is that the level depends heavily on things you did not choose. The property market, the stock market, the exchange rate, whether you inherited anything. The change between two dates is much closer to a measure of your own decisions.

A practical routine that takes about twenty minutes:

Run it on the same date each quarter, using the same valuation rules each time. Consistency beats precision here. A house valued slightly conservatively every quarter gives a better trend than one valued optimistically in a good month and cautiously in a bad one.

Then look at three things rather than one. Did total assets grow? Did total liabilities shrink? And did the gap between them widen? Net worth can rise purely because a market moved while your debts also grew, which feels like progress and is not.

One habit worth building. Note alongside each figure what changed and why. A quarter where net worth fell because you cleared an expensive debt with savings is a good quarter that looks flat. Without the note, next year you will not remember.

Questions people ask

What exactly is net worth?

Everything you own valued at what you could sell it for, minus everything you owe at current outstanding balances. It is a snapshot of your position on one day, not a measure of your income.

Do I enter my house value or my equity?

The full value in the asset box, and the full mortgage balance in the liability box. The calculator nets them for you. Entering equity as well as the mortgage counts the debt twice.

Should the mortgage be the original loan or what is left?

What is left today, from your statement. Not the original amount, and not the total of your remaining payments, since most of that total is future interest you have not been charged.

Is my salary an asset?

No. Net worth counts what you hold, not what you earn. Income builds net worth over time but does not appear on it.

Should I include retirement accounts?

Yes, at current balance. Keep in mind that withdrawals are often taxable, so the figure overstates what would actually reach you if you liquidated.

Can I add things that are not on the list?

Yes. Type a name into the box under either section and press the add button, and a new field appears and is included in the total. Useful for gold, land, business interests, informal loans and anything else the standard eight boxes miss.

Is a negative net worth bad?

It depends entirely on what caused it. A recent mortgage or a student loan against a new career usually corrects with time. Revolving consumer debt does not correct on its own and deserves attention.

How does mine compare to average?

Compare against the median rather than the mean. US median family net worth was 192,700 dollars in the Federal Reserve's 2022 survey, against a mean of roughly 1,060,000, because a small number of very large fortunes pull the average far above the middle.

How often should I calculate it?

Quarterly is plenty, using the same valuation rules each time. The trend across several readings is far more informative than any single figure.

References

Net worth is defined here as the value of assets less the value of liabilities, following the Federal Reserve's Survey of Consumer Finances, which is also the source for the median and mean family net worth figures and the age band comparisons, all from the 2022 survey in 2022 dollars. The guidance on entering the current outstanding balance of a loan rather than the original amount or the sum of remaining payments follows the standard treatment of outstanding loan balance in financial mathematics. The framing of assets and liabilities for household budgeting follows the Consumer Financial Protection Bureau's toolkit material.

1. Board of Governors of the Federal Reserve System, Survey of Consumer Finances (SCF), including Changes in U.S. Family Finances from 2019 to 2022. https://www.federalreserve.gov/econres/scfindex.htm
2. J. Robert Buchanan, Millersville University, Loan Repayment, MATH 372 Financial Mathematics I. https://sites.millersville.edu/rbuchanan/math372/LoanRepayment-handout.pdf
3. Consumer Financial Protection Bureau (CFPB), Your Money, Your Goals: Debt-to-Income Calculator, toolkit worksheet. https://files.consumerfinance.gov/f/documents/cfpb_your-money-your-goals_debt_income_calc_tool_2018-11_ADA.pdf