The Legal Minimum Age for a Credit Card
You must be at least 18 years old to open a credit card in your own name. This is a federal requirement under the Truth in Lending Act. At 18, you can walk into a bank, explore online, or call a card issuer and request a card without a parent or guardian's permission.
Before 18, you cannot hold a credit card account by yourself. Some card issuers offer authorized user accounts, which let a parent add you to their existing card. You get a card with your name on it, but the parent remains the account holder and is responsible for all charges. This does not build your own credit history — the account reports to the parent's credit file, not yours.
Key Takeaways
- You must be 18 to open a credit card account in your own name, regardless of income or credit history.
- Before 18, you can become an authorized user on a parent's card, which gives you a card to use but does not build your own credit file.
- At 18, card issuers will check your credit history; if you have none, you may need a parent to co-sign or start with a secured card.
- Building credit as a young adult takes time — your first card will likely have a higher interest rate and lower credit limit than cards offered to people with established credit history.
- Student credit cards exist for people under 21 with no credit history, but they require proof of income or a co-signer.
What Happens When You Turn 18 With No Credit History
At 18, you have a blank credit file. No lender has reported your payment behavior to the credit bureaus yet. This means card issuers cannot see whether you pay bills on time, how much debt you carry, or whether you have defaulted in the past. Most major card issuers will deny an process from an 18-year-old with no credit history.
Your options at this point are limited to three routes. First, you can explore for a secured credit card, which requires you to deposit cash as collateral — typically $200 to $2,500. The card issuer holds this deposit in a savings account and gives you a credit line equal to the deposit amount. You use the card like a regular card, and after 6 to 18 months of on-time payments, the issuer converts it to a standard card and returns your deposit.
Second, you can ask a parent or trusted adult to co-sign your process. The co-signer promises to pay the debt if you do not, and their credit history helps offset your lack of one. The account reports to both your credit file and theirs, so you both build or damage credit based on how the account is used.
Third, some card issuers offer student credit cards designed for people under 21 with limited or no credit. These cards typically have lower credit limits and higher interest rates, but they do not require a deposit. Most require proof of income — even part-time work counts — or a co-signer.
How Authorized User Accounts Work Before 18
An authorized user account is a way to use a credit card before you turn 18, but it does not build your own credit. Your parent or guardian holds the account, and you receive a card with your name printed on it. You can make purchases, but the parent controls the account, sets the spending limit, and receives the bills.
The account reports only to the parent's credit file. Your credit bureaus have no record of it. This means when you turn 18 and explore for your own card, you will still have no credit history, even if you have been using an authorized user card responsibly for years.
However, being an authorized user does teach you how credit cards work in practice. You see how statements arrive, how interest charges are calculated, and what happens if a payment is late. This knowledge is valuable when you open your first account in your own name.
Age Requirements for Different Card Types
Standard credit cards from major issuers (Visa, Mastercard, American Express, Discover) all require you to be 18. This applies whether you explore in a bank branch, online, or by phone. No exceptions are made for income, employment, or family connections.
Student credit cards also require you to be 18, though some issuers market them to college students and may have slightly looser income requirements. You will still need to show proof of income or have a co-signer.
Secured credit cards have no upper age limit, but most issuers require you to be 18 to open one. A few issuers allow 16- and 17-year-olds to open secured accounts with a parent's co-signature, but this is uncommon. Check with your bank directly if you are under 18 and interested in a secured card.
Retail credit cards (issued by stores like Target, Macy's, or Amazon) follow the same 18-year-old minimum as bank cards. Some retail cards are easier to get with no credit history, but you still must be 18.
Building Credit as a Young Adult
Your first credit card is the foundation of your credit history. Every payment you make — or miss — reports to the three credit bureaus: Equifax, Experian, and TransUnion. After about six months of activity, you will have enough history for the bureaus to calculate a credit score.
To build credit quickly, use your card for small, regular purchases and pay the full balance before the due date every month. This shows lenders you can borrow and repay reliably. Avoid carrying a balance to save on interest; the credit-building benefit comes from the payment history, not from paying interest.
Do not close the account after you have built credit. The length of your credit history matters, and closing old accounts can lower your score. Keep the card active by using it occasionally, even after you have moved on to better cards with higher limits or lower interest rates.
Co-Signing and Your Parent's Credit
If you co-sign with a parent, understand that the account affects both credit files equally. If you miss a payment, it damages your parent's credit score as well as yours. If you pay on time, it helps both of you. This is why some parents hesitate to co-sign — they are taking on real financial risk.
A co-signer is different from an authorized user. As a co-signer, you are a full account holder with equal responsibility for the debt. You can make purchases, receive statements, and your payment history builds your own credit file from day one. The trade-off is that you are legally liable if the account goes unpaid.
Before asking a parent to co-sign, have a conversation about how you will use the card and what happens if you cannot pay. Make a plan to pay the bill on time every month, and stick to it. Your parent's willingness to co-sign is a gift, and protecting their credit is part of using that gift responsibly.
Frequently Asked Questions
Can I get a credit card at 16 or 17?
No, you cannot open a credit card account in your own name before 18. You can become an authorized user on a parent's card, which lets you use a card but does not build your own credit history. A few issuers allow co-signed secured cards for 16- and 17-year-olds, but this is rare — ask your bank.
Does being an authorized user help me get approved for my own card at 18?
Not directly. Authorized user accounts do not appear on your credit report, so they do not help you build a credit score. However, the experience of using a card responsibly teaches you how credit works, which can help you manage your first account wisely once you open one.
What if I turn 18 but have no income?
Most card issuers require proof of income, but the definition is broad. Part-time work, a summer job, or even a work-study position counts. If you have no income at all, a secured card is your best option — you deposit cash and receive a card backed by that deposit. Student cards may also work if you are enrolled in school, even without income.
Will my credit score be hurt if I do not open a card right at 18?
No. Your credit score does not exist until you open a credit account. Waiting until 21, 25, or any other age does not hurt you — you straightforward start building credit whenever you open your first account. There is no penalty for starting late.
Can I remove myself as an authorized user to improve my credit?
Removing yourself as an authorized user does not affect your credit because authorized user accounts do not appear on your credit report in the first place. If you want to stop using the card, ask the account holder to remove you, but this will not change your credit score.