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Can You Get a Credit Card at 17 With a Co-Signer?

Last updated 09/09/25 by
The Credit People
Fact checked by
Ashleigh S.
Quick Answer

Thinking about getting a credit card at 17 with a co‑signer and not sure where to start or what risks you might be taking?
Navigating when co‑signing is allowed, who qualifies, the five‑step approval checklist, and safer alternatives can be confusing and potentially costly if you make the wrong move - this article lays out clear, practical steps and protections so you can start credit the smart way.

For a guaranteed, stress‑free path, our experts with 20+ years of experience could pull and review your credit report, run a tailored analysis, and handle the entire process - call us to map your smartest next steps.

You May Qualify for Credit Help Before Turning 18

If you're 17 and exploring credit cards with a co-signer, fixing your credit early can give you a stronger start. Call us to pull your free credit report, check for issues, and map out how to potentially remove inaccurate negative items before you apply.
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Are you legally allowed a co-signed card at 17?

Yes - federal rules let under-21 applicants qualify with a co-signer or documented independent income, but at 17 you are usually too young to sign the contract so approval as a primary cardholder is rare. Most banks require cardholders to be at least 18 to form a binding agreement, and lender policy controls whether they accept co-signers. Emancipated minors or special joint accounts at some credit unions can be exceptions, but those are uncommon.

Practical next steps: become an authorized user now to build history. Plan a secured card at 18 to establish credit in your name. Confirm your state's majority and emancipation rules, and ask the issuer whether it accepts co-signers because many do not. Review your credit report first to avoid unnecessary hard inquiries. See CFPB guidance on credit cards before age 21 for federal context.

Remember the legal test lenders use includes Reg Z ability-to-pay rules (§1026.51(b)), issuer policy, and state law, so call the card issuer and your state court or DMV if emancipation or minority rules might apply.

  • Check state majority/emancipation rules
  • Ask issuer about co-signer policies
  • Become an authorized user now
  • Apply for a secured card at 18
  • Do a quick credit-report review before applying

How a co-signer boosts your approval odds

A strong co-signer gives issuers a second source of repayment, which lowers perceived risk and raises your chance of approval and better terms.

Lenders look at three things: ability to pay (income and debt-to-income), credit score and length of history, and revolving utilization. A qualified co-signer improves each of those signals, and you can usually test odds first with a soft-pull prequalification to avoid a hard inquiry.

Be clear on risks: co-signers assume full legal liability and the account impacts both credit reports. Some card issuers do not accept co-signers, and co-signed accounts can damage both parties if payments slip.

5-step checklist to get you approved with a co-signer

You can sharply raise approval odds with a co-signer by following a tight, five-step prep plan that fixes errors, targets the right issuer, and limits risk.

  1. Audit credit files: pull reports at order your free credit reports, dispute errors, confirm any authorized-user reporting, and flag thin files; consider a full analysis with us before any hard inquiry.
  2. Find accepting issuers: research credit unions, student-friendly cards, and banks known to allow co-signers or joint accounts, build a short list of likely fits.
  3. Gather income and DTI proof: collect pay stubs, tax returns, bank statements for you and the co-signer; calculate debt-to-income to show capacity.
  4. Soft-check and target product: use issuer soft-pull prequalification to avoid hard hits; follow CFPB prequalification guidance to interpret offers.
  5. Set guardrails before applying: agree on a spending cap, enable autopay, set alerts, and document repayment roles to protect both parties.

Apply only when steps 1–5 are complete, and keep communication open with your co-signer.

Who makes the best co-signer for your application

Pick a co-signer who has the credit profile and reliability lenders trust, because their history directly shapes your approval odds and future credit health.

  • Steady verifiable income, ideally documented pay stubs or tax returns.
  • Debt-to-income under 36–40%, lenders prefer a lower DTI ratio.
  • Strong FICO, ideally 720 or higher.
  • Long, clean payment history with no recent late payments.
  • Low revolving utilization, target under 10–20% for optimal score impact.
  • Stable housing and steady employment history.
  • Must be willing to be 21 or older, accept full liability, and share SSN/income docs for underwriting.
  • Red flags: recent delinquencies, high utilization, bankruptcy, or wildly variable income.

When choosing, pick someone you communicate with daily, who will monitor the account and intervene on missed payments, because proximity beats job title. Expect the co-signer to consent to credit checks, sign liability documents, and understand their responsibility for charges and missed payments. If the issuer disallows traditional co-signers for cards, consider joint accounts or secured cards as alternatives.

Is a co-signer better than being an authorized user for you?

For most 17-year-olds, becoming an authorized user is the safer, faster path to build credit than getting a co-signed card.

An authorized user (AU) can start reporting age and payment history immediately if the issuer reports AUs, and you carry no legal payment responsibility. That means age-of-credit and positive history can grow without you owing the bill. By contrast, a co-signer or joint account makes you a primary accountholder on the account, often imposes full legal liability on both parties, and many issuers will not allow a co-signer for applicants under 18. Co-signed accounts can boost approval and build credit faster, but they carry real financial risk for both you and the co-signer.

Pick an AU if you need immediate, low-risk credit building and your family can add you to a well-managed account. Consider co-signing or a joint card only if you are 18 or older, the issuer permits co-signers, and both people agree strict spending and payment rules. Learn more about how being an authorized user affects credit.

List of quick rules:

  • AU: no liability, possible reporting, best at 17.
  • Co-signer: liability for both, faster approval, often unavailable under 18.
  • If unsure, start as AU and transition later to your own or co-signed account.

How a co-signed card affects your credit

Co-signing a teen's card links both credit files, so the account's history affects you and the co-signer equally.

The card's primary's payment history and statement-date balances report to both credit reports. That means on-time payments build the teen's score, and missed payments or charge-offs hurt both reports. Utilization is shared, the credit limit raises the denominator while balances raise the numerator, so a high balance can spike utilization for both people. The account's age adds to credit history length. Hard inquiries made for the application appear on the teen's file. Late payments stay as derogatory marks for 7 years. Closing the co-signed account can unintentionally raise utilization on remaining cards, which may drop scores. The co-signer carries equal legal liability, and negatives mirror onto their report as well.

Guard both files: set autopay, keep balances under 10% of the limit, check statement dates before paying, and use credit monitoring. Consider written rules with your co-signer and remove the co-signer once the teen qualifies solo.

  • Shared reporting: payments, utilization, age, inquiries, derogatories.
  • Risks: late payments for 7 years, equal liability, closing can raise utilization.
  • Actions: autopay, <10% utilization, monitor both reports.
Pro Tip

⚡ You usually can't get your own card at 17, so become an authorized user now, line up a co-signer with a 720–740+ score and steady income, draft a short written agreement on spending and repayment, set autopay and a 10–20% personal spending cap, and plan to switch to a secured or solo card once you turn 18 or are legally emancipated.

How you can protect yourself and your co-signer

Yes - you can protect both yourself and a co-signer with clear, agreed rules before you apply.

  • Write a short agreement that lists allowed purchases, a monthly spending limit, and who pays for shared items.
  • Require autopay from a pre-funded account for at least the minimum due.
  • Set a hard utilization cap, for example 20% of the credit limit, and lock alerts to notify both of charges and balances.

Get a neutral credit review before applying to spot problems that could cause denial or damage. Ask a trusted third party or credit counselor to scan credit reports and the card terms.
Share only the minimum personal data required and agree how account statements and alerts will be shared.

Plan an exit before the card is active: refinance or assume the account when you turn 18–21, request a product change to a student or individual card, or pay off and close the account.
Agree who will handle disputes, late fees, or fraud, and set a timeline for transferring responsibility.
Put data-sharing expectations in writing so neither party is surprised.

Follow these steps and you reduce financial risk, preserve relationships, and give yourself a clear path off the co-signed account.

Alternatives if you can't find a co-signer

Yes - you can still build credit without a co-signer by using practical, low-risk options that work now or soon. Try one or more of these paths:

  • become an authorized user on a well-managed parent or guardian card, so on-time payments can appear on your report;
  • get a secured card at 18 by putting down a security deposit equal to your credit limit, then graduate to an unsecured card as the issuer reports good history; see the CFPB guide on secured credit cards for details;
  • take a credit-builder loan from a credit union or CDFI, where payments build payment history;
  • apply for a student card once you have verifiable income or financial aid documentation;
  • use teen banking and a debit card to practice budgeting and avoid debt.

Each option has trade-offs: fees, deposit requirements, and differences in whether the lender reports to the major credit bureaus. Choose one that fits your income, risk tolerance, and timeline for starting credit history.

Real teen stories of co-signed card outcomes

Yes - outcomes depend on the teen's habits and the account structure, not the co-signer alone.

  1. Win: authorized-user on a parent's card.
  2. Mixed: secured card with adult guarantor.
  3. Negative: joint account turned into debt.

Win - added as an authorized user on a parent's card with a $3,000 limit, teen kept utilization under 10% ($300), autopay on, on-time payments only; after 6 months the teen's score rose ~35 points and they qualified for a starter card at 18. The driving choices were low spend, cap set by parent, and autopay.

Mixed - secured card opened with parent's guarantee, $500 deposit/limit, teen hit 40–60% utilization when an unexpected $200 car repair occurred, two late payments in month 4, then corrected to on-time payments; after 12 months the score dipped 20 points then recovered to +5 from baseline after missed payments. The result followed temporary overspend and eventual payment discipline.

Negative - joint account where a parent co-signed a line, $2,500 limit, frequent maxing (90%+), autopay off, missed payments for three months; credit reports showed missed payments and collection risk for the co-signer and a 60+ point drop in 6 months.

Meta-takeaway:

  • Behavior matters most: utilization and payments drive score moves.
  • Guardrails help: spending caps, autopay, and clear emergency rules.
  • Choose the structure that matches trust and maturity, not shortcuts.
Red Flags to Watch For

🚩 A co-signer is on the hook for your entire balance - even if you charged it and agreed to pay - so one mistake could damage their credit, not just yours.
👉 Be careful: missing a payment puts their good credit at risk too.
🚩 Even if you're just an authorized user, a parent's high credit card balance or late payment could still hurt your score if their bank reports it.
👉 Be careful: their money habits could drag down your credit before you're even 18.
🚩 Being linked to a co-signer means their future loans (like mortgages or car loans) may get denied or have worse rates because your spending counts against their debt.
👉 Be careful: your borrowing could limit their financial freedom.
🚩 Removing a co-signer from a credit card later can be nearly impossible without closing the account, which might wreck the credit history you worked hard to build.
👉 Be careful: you may get stuck sharing credit with them longer than planned.
🚩 Some credit card companies don't treat co-signed cards the same as individual ones when building your credit score, so you might not get full credit for your payments.
👉 Be careful: not all payment history boosts your score equally.

Credit Card at 17 FAQs

Most 17-year-olds cannot open a consumer credit card in their own name, but practical options exist like being an authorized user or having an adult hold the account.

Can I get a card at 17 without a co-signer?

Generally no, most issuers require the primary to be 18 and able to sign a contract. Your realistic option is to be added as an authorized user on an adult's card or have a parent open a secured or joint product for you.

Do secured cards require me to be 18?

Yes, secured cards require an adult primary and a refundable security deposit that sets the credit limit. A parent or guardian usually must open the account if you are 17.

Will authorized-user status build my credit?

Usually yes, if the card issuer reports authorized-user activity to the credit bureaus. Check with the issuer and read official guidance on credit as an authorized user from the Consumer Financial Protection Bureau.

Can my co-signer control the account?

Co-signers are legally liable for payments but control varies by issuer; many consumer cards do not accept co-signers at all. Put spending rules in writing and agree on monitoring.

How do we remove a co-signer later?

Removal options include issuer release, paying off and closing, or refinancing into your name if you qualify; always check issuer policy and track your credit regularly through AnnualCreditReport.com.

Key Takeaways

🗝️ You usually can't get a credit card at 17 because federal law requires you to be at least 18 to sign a legal contract.
🗝️ While co-signers can help applicants under 21, most issuers won't allow co-signed credit cards for anyone under 18.
🗝️ A smart way to build credit at 17 is by becoming an authorized user on a trusted adult's credit card.
🗝️ Once you turn 18, you can apply for your own credit card - like a secured or student card - with or without a co-signer.
🗝️ If you're unsure what's on your credit or need help getting started, give us a call at The Credit People - we can pull your report, review it with you, and talk through your best next steps.

You May Qualify for Credit Help Before Turning 18

If you're 17 and exploring credit cards with a co-signer, fixing your credit early can give you a stronger start. Call us to pull your free credit report, check for issues, and map out how to potentially remove inaccurate negative items before you apply.
Call 866-382-3410 For immediate help from an expert.
Get Started Online Perfect if you prefer to sign up online.

 9 Experts Available Right Now

54 agents currently helping others with their credit