Two dates on every tradeline do quiet work: the day it opened and how long it has been reporting since. Across your whole file those dates set your average account age and mark your oldest account, and lenders read both as a measure of how long you have been handling credit. Neither one moves fast, which is exactly why they are worth protecting.
Key takeaways
- Lenders like to see an average account age of two and a half years or more. It is advisory, never a gate.
- Never close your oldest account. Keep every account in good standing open with a small recurring charge paid in full.
- A family member's aged, clean, low-utilization card as an authorized user is the one legitimate way to borrow age. It borrows age, never limits.
- Lenders discount authorized-user history, so it supports a file; it does not build one.
What average account age is
Average account age is the mean age of every account still reporting on your file. Your FundReadi Report steers toward an average of two and a half years or more. That figure is advisory: it never locks your funding range and it never trips a gate. It is a signal of seasoning that lenders like to see alongside utilization and structure, not a bar you must clear before anything else happens.
Every new account pulls the average down. That is one of the reasons your report spaces new accounts out instead of opening several at once, and why the moves that raise age all take months rather than days.
Why the oldest account matters
Your oldest account anchors the history. It is usually the single largest contributor to the average, and it is the earliest evidence on the file that you have managed credit over time.
Closing it hurts twice. Once the account stops reporting, the average loses its anchor. And the moment it closes, its limit leaves your total available credit, so every balance you carry reports as a larger share of what is left. Never close the oldest account.
The one legitimate way to borrow age
There is exactly one legitimate way to add age to a file that lacks it: being added as an authorized user on a family member's card that is aged, clean and low in utilization.
All three conditions matter. Aged means the card has been open for years, so its history actually moves your average. Clean means no late payments anywhere in its history, because those would report on your file too. Low utilization means the card sits well inside the 10 to 20 percent band, because its balance reports against you as surely as its age reports for you.
When the conditions hold, your report may list the move as an action item. Expect the effect to take a couple of months to show, since the card has to report a statement with you on it first.
What it borrows and what it does not
It borrows age. It never borrows limits. An authorized-user line does not count toward the structure lenders want to see (one primary card at $5,000 or more, $15,000 in total primary limits, three to five primary accounts), and it does not count as a primary revolving account when your report decides whether builder mechanics fit your file.
Lenders also discount authorized-user history. They can see that you are not the responsible party on the account, and many weigh it lightly or set it aside. Treat it as support for a file you are building with primary accounts, never as a substitute for them.
And it cuts both ways. If the card you are riding on climbs over 30 percent, its balance is reporting against you. Ask to be removed as an authorized user unless the primary holder can pay it down.
Keep accounts in good standing open
The other half of age is not losing what you already have. Do not close accounts in good standing. An account with no activity can be closed by the issuer on its own, so keep each one alive with a small recurring charge paid in full every month: a subscription, a utility, anything predictable. That keeps the account reporting, keeps its limit in your total, and keeps its age counting toward the average.
Where this shows in your report
Your tradelines page shows the open date on every account, so the oldest is easy to find. In your FundReadi Report, age appears in the narrative and, when a family member's card is the right move for your file, as an action item with its own timeline. Nothing about age trips a gate, so an average under the target is never the reason a range is locked.
Open your tradelines, find the account with the earliest open date, and confirm it is still open and carrying a small charge you pay in full each month.
This piece is education, not financial or legal advice, and nothing in it is a lender's decision or a promise about your score or an application. Credit scores in the portal are VantageScore® 3.0.