You can calculate your net worth in about ten minutes. Add up what you own, subtract what you owe, and you have a number. The hard part isn't the math — it's that the number is only true for about a day. The moment you close the spreadsheet, your accounts keep moving and the figure you wrote down starts drifting out of date.
This guide covers both halves: how to calculate your net worth from scratch, and how to keep it current after that, so the system you set up is still telling you the truth six months from now instead of sitting in a graveyard of half-updated tabs.
What net worth actually measures
Net worth is everything you own minus everything you owe. Your assets — cash, investments, the value of your home and car — on one side; your liabilities — loans, credit card balances — on the other. Subtract the second from the first and the result is your net worth.
It's a more honest measure of where you stand than the number in your checking account or your salary. Income tells you how fast money is coming in. Your account balance tells you what's there this minute. Net worth tells you what you've actually kept and grown over time. It's the scoreboard; income is the fuel. A raise feels good, but it only shows up in your net worth if it turns into savings, investments, or paid-down debt.
How to calculate your net worth, step by step
The calculation is four steps:
- List your assets and their current value. Checking and savings balances, brokerage and other investment accounts, the market value of your home, and what your car would sell for today.
- List your liabilities and their current balances. Mortgage, car loan, student loans, credit card balances, and any personal loans.
- Subtract total liabilities from total assets. That difference is your net worth.
- Record it with today's date so you can compare against it next month.
Here's what typically goes on each side:
| Assets (what you own) | Liabilities (what you owe) |
|---|---|
| Checking and savings balances | Mortgage balance |
| Brokerage and investment accounts | Auto loan |
| Home (current market value) | Student loans |
| Car (current resale value) | Credit card balances |
| Other valuables or property | Personal loans |
Add up the left column, add up the right column, subtract. That's your net worth. The first time is the slow part because you're hunting down balances across every institution. Keeping it updated is supposed to be the easy part — and usually it's where things fall apart.
The problem with calculating it once and forgetting
Here's the pattern almost everyone hits. You calculate your net worth in January, feel good about finally having the number, and promise yourself you'll check it monthly. You open it again at tax time, realize half the balances are months out of date, and spend an afternoon chasing them down. By summer the spreadsheet is a museum piece.
This isn't a discipline problem. It's structural. A net worth calculation is a snapshot, and a snapshot has no way to keep itself current. Every balance in it is changing constantly — your paycheck lands, your card balance climbs, your investments move with the market, your loan principal ticks down. The day after you finish, the number is already a little wrong. A week later it's wrong enough to stop trusting. And re-entering everything by hand is exactly the kind of chore that loses to a busy week.
So the system you were excited about quietly dies — not because you stopped caring, but because keeping it fed required you to remember and to have time, every single month, forever. That's the real reason most people can tell you their net worth from the one afternoon they calculated it and have no idea what it is today.
How to keep your net worth automatically current
The fix is to stop entering the numbers yourself. If the balances that make up your net worth can flow into your spreadsheet or app on their own, the math takes care of itself and the number is always today's, not last month's.
That's what Finta does. It connects to 10,000+ banks, credit cards, and investment accounts and keeps the data flowing into Google Sheets, Notion, Airtable, or Coda automatically — no CSV exports, no manual updates. You connect your accounts once; from then on your balances stay current in the tool you already use, and your net worth updates itself as they change.The investment piece is where this matters most. For a lot of people the biggest, fastest-moving part of their net worth is their brokerage and other investment accounts, and those are the hardest to keep current by hand. Finta syncs investment holdings and transactions, not just cash balances — the data tools like Tiller leave out — so the most volatile part of your net worth stays accurate without you touching it.
The point isn't another dashboard to log into. It's that the system you set up — your sheet, your Notion database — stays alive on its own, so the net worth number in it is one you can actually trust on any given day. Get Started Today"Now I'm able to do my finance check-in in a breeze." — Ellyn Schinke
Get started with a template for your tool
The fastest way to start is with a template that's already wired up, so you skip the blank-page setup and your accounts have somewhere to flow into:
- Google Sheets — the Google Sheets net worth tracker is a ready-made sheet that fills itself in from your synced accounts. It's also the closest thing to a net worth calculator here: open it, connect your accounts, and the totals add themselves up.
- Notion — sync your balances into a Notion database so your net worth lives alongside the rest of your Notion system.
- Airtable — pull your accounts into an Airtable base if you want rollups and views over your assets and liabilities.
- Coda — keep your net worth current in a Coda doc, alongside the rest of your planning and tables.
Try Finta free for 7 days — no credit card required — and your net worth stays current in your tool without you touching a spreadsheet again.