Rio Grande Valley Credit Union Savings & Money Market Rates

How Rio Grande Valley Credit Union’s savings rates compare

Compared with banks and credit unions near Brownsville, TX, where Rio Grande Valley Credit Union has the most branches. $10,000, best rate first.

This credit union’s best
Rio Grande Valley Credit Union
0.25%APY
Requires
None
Minimum
$25
Earns on $10,000 a year
$25
Savings
Top rate
PlainsCapital Bank
3.40%APY
Requires
None
Minimum
$100
Earns on $10,000 a year
$340
PlainsCapital Bank rates
2nd-highest rate
Rally Credit Union
3.30%APY
Requires
Monthly account activity
Minimum
$25
Earns on $10,000 a year
$330
Rally Credit Union rates

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Savings score

Higher than 26% of U.S. banks and credit unions

By balance

$1,000 balance$1,0000.05%
$10,000 balance$10,0000.25%
$100,000 balance$100,0000.25%
QualifiedQualified0.25%

Each track runs from the lowest to the highest rate among U.S. banks and credit unions; the dot is this rate.Qualified: needs another account or monthly activity.

How the score works →

Where Rio Grande Valley Credit Union ranks

By savings score, in each area where it has branches

Every rate

Current savings rates

Rates from the credit union’s website. Earnings assume the rate doesn’t change.

Savings

0.25%APY$25 to open

Minimum deposit of $25.00 plus a processing fee of $5.00 allows you to become a member of RGVCU. With direct deposit, can start with $5.00 with 6 months to bring balance to $25.00. Must maintain $25.00 minimum balance to keep membership. Interest credited quarterly.

Earnings on $10,000 over a year.
Balance	APY	Earns on $10,000 a yearEarns	Requirement
$100 – $5,000$100.00 Minimum Average Daily Balance Required to Earn Interest. Table lists 0.05% APR / 0.05% APY.	0.05%	—	$100.00 Minimum Average Daily Balance Required to Earn Interest. Table lists 0.05% APR / 0.05% APY.
$5,000 – $10,000$100.00 Minimum Average Daily Balance Required to Earn Interest. Table lists 0.10% APR / 0.10% APY.	0.10%	—	$100.00 Minimum Average Daily Balance Required to Earn Interest. Table lists 0.10% APR / 0.10% APY.
$10,000 and up$100.00 Minimum Average Daily Balance Required to Earn Interest. Table lists 0.25% APR / 0.25% APY.	0.25%	$25	$100.00 Minimum Average Daily Balance Required to Earn Interest. Table lists 0.25% APR / 0.25% APY.

Sources (2)

All captured Oct 6, 2026

Who can join Rio Grande Valley Credit Union

This may be incomplete or out of date, so check with the credit union before you apply.

Where you live or work

Any person who lives, works, attends school or worships within a 10-mile radius of any credit union branch office in Harlingen, San Benito, or Rio Hondo is eligible for membership.
Any person who lives, works, attends school or worships in Willacy County is eligible for membership.

Cost to join

A minimum deposit of $25.00 in a savings account is required to establish and maintain membership.
A one-time processing fee of $5.00 is required to become a member.

Membership information collected October 5, 2026.

Check membership requirements ↗Branches and institution details

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