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Money Tips & Education
What is a credit score, really?
Updated Oct 29, 2026
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Key takeaways:
Credit scores are a snapshot of your track record with credit and debt, based on your credit reports.
Your payment history and current debt levels tend to have the most impact on your score.
FICO and VantageScore credit scores typically range from 300 to 850, with 850 being the best possible credit score.
Financial wisdom isn’t about how much you already know. It's about learning, growing, and improving. When you know how to protect your credit score, you should make better financial decisions and, ultimately, keep more money in your pocket. So let’s break down what a credit score is (and isn’t), so you can take control of yours and use it to improve your personal finances.
What is a credit score?
What is a credit score, anyway? It’s a snapshot that gives a summary of your track record with credit. That snapshot is accurate at the moment it’s created.
In other words, your credit score is a numerical representation of how you've handled credit over the last 10 years. It's based on the information in your credit reports, typically from Experian, Equifax, or TransUnion, the three major consumer credit reporting bureaus.
Credit scoring models weigh the different aspects of your credit history according to an algorithm, or complex mathematical equation. This is used to calculate your credit score.
Most credit scoring models grade on a scale of 300 to 850. The higher your score, the better, and people with higher credit scores usually have an easier time getting new credit at the lowest rates.
Why are credit scores important?
In a nutshell, credit scores tell lenders how likely you are to repay your debts.
Lenders rely on credit scoring to determine who they will do business with, and what APR and fees they’ll charge.
Other industries use credit scoring, too. Landlords can check credit scores when evaluating potential tenants. In some states, insurers rely on special insurance-based credit scores to decide who to insure and how much they’ll pay.
Your credit score can make it easier or more difficult for you to borrow and do business, and it can affect how much you pay for financial products like loans, credit cards, and car insurance.
Where does credit scoring come from?
There are two main sources of credit scores in the U.S.: FICO® and VantageScore®. They have a variety of different credit scoring models, each using a different algorithm. Lenders decide which credit scoring model to use, as well as which credit report agency to get your report from.
Each credit bureau is a separate company, and some creditors report at different times or don’t report to all three. That’s one reason why your credit reports—and scores—can vary.
Your score can also change every time new information appears on one of your credit reports. Most creditors update your balance and payment history information to all three credit bureaus once per month, for instance.
Credit scoring components
What information influences your credit score? FICO® and VantageScore® consider these factors:
Payment history (whether you make payments consistently and on time)
How much you owe and how much available credit you have (credit utilization)
Length of credit history (how long you’ve had access to credit)
New credit (accounts recently opened or recent credit applications)
Credit mix or credit depth (the types of credit you have experience with)
Each credit scoring model can weigh these factors slightly differently. So you don’t have just one credit score, you can have dozens of credit scores depending on the model and credit report used. And because your credit reports get updated all the time, even the same scoring model could give you different numbers on different days.
VantageScore vs. FICO
FICO predates VantageScore
The FICO Score was created by Fair, Isaac, and Company and introduced in 1989. Since then, the model has changed many times, and there are different versions in use today.
The VantageScore was created by Equifax, Experian, and TransUnion working together, and it was introduced in 2006.
More creditors rely on your FICO Score, but VantageScore is growing in use across industries. You don’t have to do anything to be eligible for either type of credit score. You'll automatically be eligible for credit scoring once you build enough credit history.
VantageScores may be easier to get for those new to credit
To have a FICO Score, you need to have at least one credit account that’s been open for at least six months. You also need to have one account reported to a credit bureau within the past six months. (The same account can satisfy both requirements.)
You may qualify for a VantageScore sooner. You could be eligible for a VantageScore if you have at least one account reported with as little as one month of credit history.
Each source treats certain actions differently
When you shop for a mortgage, auto loan, or student loan, it’s smart to compare offers. But each new credit application can trigger a hard inquiry that might drop your score a few points.
Both FICO and VantageScore have some wiggle room built in for rate shopping. For FICO, all credit inquiries from mortgage, auto, and student loan lenders that happen within 45 days count as a single inquiry.
For everything except mortgage inquiries, VantageScore gives you a much smaller shopping window of 14 days. However, VantageScore tends to apply its rate-shopping window to more types of financing, including personal loans.
Another place the two differ is collections. Some FICO models don’t count paid collection accounts, while others only ignore collection accounts under $100. VantageScore doesn’t count paid collections, but includes all unpaid collections regardless of the amount.
It doesn't hurt to check your scores yourself from either FICO or VantageScore. Regular score checks could help you track your progress and keep an eye on changes to your credit history.
How credit scores are calculated
VantageScores and FICO Scores range from 300 to 850. In both scoring models, payment history and credit utilization have the most influence. Here's how FICO and VantageScore weight the various factors that affect your score:
What’s in FICO Scores
Payment history (35%)
Amounts owed, aka credit utilization (30%)
Length of credit history (15%)
New credit (10%)
Credit mix (10%)
What’s in VantageScore 4.0
Payment history (41%)
Credit utilization (20%)
Depth of credit, aka credit mix (20%)
Recent credit (11%)
Balances (6%)
Available credit (2%)
Don’t worry too much about the minor differences. Both scoring models reward the same essential behaviors: Making payments on time and keeping balances low.
Don’t fall for these credit score myths
Credit scoring formulas are closely guarded by the companies that created them, and that's led to some common misperceptions.
“Credit scores include everything about you”
Your credit score is a snapshot of your credit history, nothing more.
Credit scores don’t include your income, bank balances, home value, age, race, employment status, use of public assistance, marital status, family size, driving record, or criminal record.
Credit scores do count open and closed credit accounts, inquiries related to credit applications, credit account balances, debt payments, collections, repossessions, public records like tax liens, and foreclosures.
“Payment history goes away if you close an account”
Credit accounts stay on your credit report for up to 10 years when you close the account in good standing. They can still help your payment history and account age as long as they're on your report.
Negative accounts, like delinquencies and collections, can stay on your reports and hurt your credit score for up to seven years. A bankruptcy could hang out for up to 10 years depending on the type.
“Married couples have a joint credit score”
Your credit score is yours alone, whether you're single or married. Each spouse’s credit score is based on their individual credit file. Joint accounts may show up on both credit reports, but there's no joint credit score.
“Credit can be fixed with tricks”
There’s an entire shady industry built on this myth, often by suggesting you use a “credit privacy number” (or CPN) they sell you in place of your social security number. Evading your past by using a CPN on a loan application is likely to get you into legal trouble. Misrepresenting your Social Security number on credit applications is fraud and a federal crime.
Also, CPNs are often just stolen Social Security numbers. Using one in that case could implicate you in identity theft.
No one can remove accurate information from your credit file.
What’s good credit?
“Good credit” has no universal definition. Lenders determine what “good” means in their underwriting guidelines, although there are some norms in different industries.
FICO considers 670 to 739 a "good" score. VantageScore considers similar scores, 661 to 780, to be "prime" scores.
According to data from credit bureau Experian, as of June 2026, around 20% of people with a FICO Score 8 had a "good" credit score. Here's how the data stacks up:
Poor (15% of people): Scores under 580 are widely considered “poor."
Fair (15%of people): According to Experian, that covers the “fair credit” range, which runs from 580 to 669.
Good (20% of people): Experian defines good credit scores as 670 to 739. The average FICO Score in the US is 713, which falls in this range.
Very Good (27%of people): A FICO range of 740 to 799, generally qualifies you for competitive rates if you meet other requirements like verifiable income.
Exceptional/Excellent (23%of people): Scores between 800 and 850 are considered exceptional or excellent. But at this level, it’s more about bragging rights than additional access to credit. About 1.7% have the highest possible score.
Each lender chooses which score type to use and sets its own tier cutoffs that may be entirely different from FICO, VantageScore, or any other lender.
How to check your credit score
Your credit scores are based on your credit reports, but they're not part of them. Start by checking your credit reports from each bureau. You're entitled to a free copy once per week from Equifax, Experian, and TransUnion through the official site: AnnualCreditReport.com.
As you read each report, verify that every account and balance belongs to you and is correct. File a dispute for anything that isn't accurate.
You can check your credit score for free through a lot of companies you likely already do business with. Many credit card companies and other lenders offer free scores, and so do nonprofit credit and housing counselors.
Experian also offers a free credit score. You don’t need to provide a credit card number. The free score you check might not be the exact score a lender uses when you apply.
How hard is it to change your credit score?
It’s not that complicated to improve your credit score. Here are a few tips that could help:
Always pay on time. Setting up automatic bill payments might help.
Keep credit card balances low. High credit card balances can lead to lower credit scores.
Keep accounts open. Older accounts can help you improve your credit.
Try not to apply for lots of credit in a short time. Only apply for new credit when you need to.
Don’t apply for a new loan or credit card just to improve your credit mix. It’s true that credit scores consider the variety of credit products you’ve used, but that variety comes naturally over time for most people.
Think student loan, credit card, car loan, mortgage. You don’t need to force it.
In general, healthy finances and good credit scores go hand in hand. Using credit conservatively reduces what you pay in interest and frees up more money for saving, investing, and having fun.
Achieve is not a Credit Repair Organization and does not provide, or offer, services or advice to repair, modify, or improve your credit.
What’s next
Check your credit score and pull your free credit reports.
Find out which factors are affecting your score. Most free credit score providers include a helpful credit score analysis.
Improve what you can. If your payment history needs work, set up automatic payments or reminders. If your credit utilization is high, lower it by paying down balances or applying for a credit increase.
Achieve is not a Credit Repair Organization and does not provide, or offer, services or advice to repair, modify, or improve your credit.
If you’re struggling to bring your credit card balances down, talk with a debt expert who could help you choose a strategy to get rid of your debt.
Author Information
Written by
Gina Freeman has been covering personal finance topics for over 20 years. She loves helping consumers understand tough topics and make confident decisions. Her professional history includes mortgage lending, credit scoring, taxes, and bankruptcy. Gina has a BS in financial management from the University of Nevada.
Reviewed by
Rebecca is a senior contributing writer and debt expert. She's a Certified Educator in Personal Finance and a banking expert for Forbes Advisor. In addition to writing for online publications, Rebecca owns a personal finance website dedicated to teaching women how to take control of their money.
Frequently asked questions about credit scores
Yes, 850 is the top of the range for most FICO and VantageScore credit score models. They range from 300 to 850, with higher scores being better. Some models may use different ranges, however. FICO Auto Scores and FICO Bankcard Scores, for instance, tend to run from 250 to 900. Most credit scores you access for free should be based on the 300 to 850 range.
A 450 credit score falls in the poor range for FICO Scores, which covers scores from 300 to 579. A credit score of 450 can make it harder to qualify for new credit. Each lender sets its own minimum score, and that cutoff could differ significantly.
Credit scores aren't set in stone. Your score moves as new information reaches your credit reports, so today’s 450 is simply where you’re starting. Each on-time payment you make could add to your credit history and help build your score.
Achieve is not a Credit Repair Organization and does not provide, or offer, services or advice to repair, modify, or improve your credit.
No, requesting your own credit report or credit score doesn’t affect your credit score. Requests to check your own credit count as a soft inquiry.
A formal loan application is what triggers a hard inquiry, which may have a small, temporary effect on your credit score. So go ahead and check in on your reports whenever you want a fresh read on where you stand.
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