1st United Credit Union was established by the Alameda County employees in 1932. Its Board consists of active and retired employees of Alameda County.

ACERA partners with 1st United Services Credit Union to allow a portion of your retirement allowance to be redirected to your account with this financial institution. If you would like to enroll or change your credit union deduction amount, please contact 1st United Services Credit Union at 1‑800‑649‑0193 to request an enrollment or change form.