MonitorBankRates
iAdvertiser Disclosure
Advertiser Disclosure Some institutions listed may have a business relationship with MonitorBankRates. Our proprietary systems independently track and verify all rates. Advertiser relationships do not influence our Safety Ratings, Star Ratings, Texas Ratio calculations, or the rates shown.

Best Money Market Rates in New Castle, Delaware (DE) - April 2026

Current New Castle, Delaware and the surrounding area money market rates include Fulton BankFulton BankA+5.0 ★Texas Ratio: 4.98% Promotional Money Market Account at 3.55% APY, Sun East Federal Credit UnionSun East Federal Credit UnionA5.0 ★Texas Ratio: 9.14% Grow Money Market Account - New Money Only at 3.20% APY, Wilmington Savings Fund Society (WSFS)Wilmington Savings Fund Society (WSFS)144 N Dupont Hwy, New Castle, DE 19720A+5.0 ★Texas Ratio: 3.24% High-Yield Money Market at 3.00% APY, Eagle One Federal Credit UnionEagle One Federal Credit UnionA5.0 ★Texas Ratio: 13.26% Money Market at 2.60% APY, and Artisans BankArtisans BankA+5.0 ★Texas Ratio: 4.35% Premier Money Market Account at 2.50% APY. Money market rates as of April 23, 2026 according to verified data from MonitorBankRates.

New Castle has 4 local institutions in our database, with money market rates as high as 3.00% APY from Wilmington Savings Fund Society (WSFS) at 144 N Dupont Hwy, New Castle, DE 19720. Use the table below to compare all available offers, including options from institutions serving the broader Delaware area. Rates are continually updated — we recommend checking back frequently.

Rates reflect recent market quotes and representative offers available to depositors in New Castle, Delaware and surrounding area. Last Updated and Verified: April 23, 2026

Compare the Best Money Market Rates Today in New Castle, Delaware & the Surrounding Area

Source: Verified Money Market Rate Data provided by MonitorBankRates
Institution
Product
APY
Min Deposit
Profile
Wilmington Savings Fund Society (WSFS)
Institution Rating:
A+5.0 ★ Texas Ratio: 3.24%
144 N Dupont Hwy, New Castle, DE 19720
High-Yield Money Market
3.00%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Earn premium rates while maintaining easy access to your money.

Delaware State Police Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.11%
235 Christiana Rd, New Castle, DE 19720
Money Market
1.26%
$0
Rate1.25%
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Dexsta Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.79%
118 Jestan Blvd, New Castle, DE 19720
Money Market
0.90%
$0
Rate0.90%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Dexsta Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.79%
118 Jestan Blvd, New Castle, DE 19720
Money Market
0.75%
$0
Rate0.75%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Dexsta Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.79%
118 Jestan Blvd, New Castle, DE 19720
Money Market
0.65%
$0
Rate0.65%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Delaware State Police Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.11%
235 Christiana Rd, New Castle, DE 19720
Money Market
0.50%
$0
Rate0.50%
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Community Powered Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.20%
235 Christiana Rd, New Castle, DE 19720
Money Market
0.50%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Dexsta Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.79%
118 Jestan Blvd, New Castle, DE 19720
Money Market
0.50%
$0
Rate0.50%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Community Powered Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.20%
235 Christiana Rd, New Castle, DE 19720
Money Market
0.40%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Community Powered Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.20%
235 Christiana Rd, New Castle, DE 19720
Money Market
0.30%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Community Powered Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.20%
235 Christiana Rd, New Castle, DE 19720
Money Market
0.20%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Dexsta Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.79%
118 Jestan Blvd, New Castle, DE 19720
Money Market
0.00%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Fulton Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.98%
Money Market New Money
3.55%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Fulton Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.98%
Promotional Money Market Account
3.55%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Minimum new money deposit of $10,000.

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
GROW Money Market Account
3.20%
$2,500
Rate
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Qualifying balance up to $2,500.00

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Grow Money Market Account - New Money Only
3.20%
$2,500
Rate3.15%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Grow Business Money Market Account - New Money Only
3.20%
$2,500
Rate3.15%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Eagle One Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 13.26%
Money Market
2.60%
$0
Rate2.60%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Artisans Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.35%
Premier Money Market Account
2.50%
$0
Rate2.47%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Artisans Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.35%
Business Money Market
2.50%
$0
Rate2.47%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Eagle One Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 13.26%
Money Market
2.00%
$0
Rate2.00%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Eagle One Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 13.26%
Money Market
1.75%
$0
Rate1.75%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Eagle One Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 13.26%
Money Market
1.60%
$0
Rate1.60%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

First Shore Federal S&L
Institution Rating:
A+5.0 ★ Texas Ratio: 2.67%
Gold Money Market
1.50%
$0
Rate1.49%
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Eagle One Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 13.26%
Money Market
1.50%
$0
Rate1.50%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Eagle One Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 13.26%
Money Market
1.40%
$0
Rate1.40%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Franklin Mint Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.37%
MONEY MARKET
1.00%
$0
Rate0.99%
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Business Money Market Account
1.00%
$2,500
Rate1.00%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

First Shore Federal S&L
Institution Rating:
A+5.0 ★ Texas Ratio: 2.67%
Gold Money Market
1.00%
$0
Rate1.00%
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Performance Money Market Account
0.90%
$2,500
Rate0.90%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Business Money Market Account
0.85%
$2,500
Rate0.85%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Franklin Mint Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.37%
MONEY MARKET
0.80%
$0
Rate0.79%
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

First Shore Federal S&L
Institution Rating:
A+5.0 ★ Texas Ratio: 2.67%
Gold Money Market
0.75%
$0
Rate0.75%
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Performance Money Market Account
0.75%
$2,500
Rate0.75%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Franklin Mint Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.37%
MONEY MARKET
0.70%
$0
Rate0.69%
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Business Money Market Account
0.70%
$2,500
Rate0.70%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Franklin Mint Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.37%
MONEY MARKET
0.60%
$0
Rate0.60%
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Performance Money Market Account
0.60%
$2,500
Rate0.60%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Business Money Market Account
0.50%
$2,500
Rate0.50%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

First Shore Federal S&L
Institution Rating:
A+5.0 ★ Texas Ratio: 2.67%
Gold Money Market
0.50%
$0
Rate0.50%
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Franklin Mint Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.37%
MONEY MARKET
0.50%
$0
Rate0.50%
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

First Shore Federal S&L
Institution Rating:
A+5.0 ★ Texas Ratio: 2.67%
Money Market
0.50%
$0
Rate0.50%
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Fulton Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.98%
IRA Money Market
0.40%
$0
Rate0.40%
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Learn More

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Performance Money Market Account
0.40%
$2,500
Rate0.40%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Franklin Mint Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.37%
MONEY MARKET
0.40%
$0
Rate0.40%
Min Deposit$0
Min Balance
UpdatedApr 18, 2026
Details

Sun East Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.14%
Business Money Market Account
0.30%
$2,500
Rate0.30%
Min Deposit$2,500
Min Balance
UpdatedApr 18, 2026
Details

Priority Plus Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 2.58%
Money Market Account
0.30%
$0
Rate0.30%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Cross River Bank
Institution Rating:
F1.0 ★ Texas Ratio: 85.67%
Regular/E Money Market Account
0.25%
$0
Rate0.25%
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

American Spirit Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.43%
Money Market Account
0.20%
$1,000
Rate0.20%
Min Deposit$1,000
Min Balance
UpdatedApr 18, 2026
Details

County Bank Rehoboth Beach, DE
Institution Rating:
A+5.0 ★ Texas Ratio: 0.78%
Money Market Account
0.15%
$0
Rate0.15%
Min Deposit$0
Min Balance
UpdatedApr 23, 2026
Details

American Spirit Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.43%
Money Market Account
0.15%
$1,000
Rate0.15%
Min Deposit$1,000
Min Balance
UpdatedApr 18, 2026
Details

American Spirit Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.43%
Money Market Account
0.10%
$1,000
Rate0.10%
Min Deposit$1,000
Min Balance
UpdatedApr 18, 2026
Details

Artisans Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.35%
Money Market Statement Savings Account
0.10%
$0
Rate0.10%
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Applied Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.01%
Money Market Account
0.05%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 23, 2026
Details

$10,000

American Spirit Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.43%
Money Market Account
0.05%
$1,000
Rate0.05%
Min Deposit$1,000
Min Balance
UpdatedApr 18, 2026
Details

First Shore Federal S&L
Institution Rating:
A+5.0 ★ Texas Ratio: 2.67%
Money Market
0.05%
$0
Rate0.05%
Min Deposit$0
Min Balance
UpdatedApr 22, 2026
Details

Applied Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.01%
Money Market Account
0.02%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 23, 2026
Details

$500

Artisans Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.35%
Premier Money Market Account
0.00%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 17, 2026
Details

Applied Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.01%
Money Market Account
0.00%
$0
Rate
Min Deposit$0
Min Balance
UpdatedApr 23, 2026
Details

$0

The Annual Percentage Yields (APYs) displayed are based on the highest APY offered for the specified deposit amount or less. Rates may change without prior notice. Rates reflect recent market quotes and representative offers available to depositors in New Castle, Delaware and the surrounding area.

Banks and Credit Unions: If you identify an incorrect rate or wish to request the removal of your institution’s data, please contact us here.

New Castle, DE Money Market Rate Trends

Compare local New Castle, DE money market quotes against the statewide average

Daily money market rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.

View Full Delaware MMA Trends →
High-Yield MMA — DE Avg
3.089%
▲ 0.051 vs 7 days ago

Delaware high-yield MMA rates rose 0.051 points over the past 7 days to 3.089% APY.

Standard MMA — DE Avg
0.325%
▼ 0.455 vs 7 days ago

Delaware standard MMA rates fell 0.455 points over the past 7 days to 0.325% APY.

As of Apr 23, 2026 • Rate data sourced from 8,500+ monitored institutions Powered by MonitorBankRates

Methodology & Data Sources

Direct-Sourced & Verified Money Market Rate Data: We aggregate money market account rates for New Castle, Delaware directly from the official websites of banks and credit unions using our proprietary rate aggregation technology and a dedicated team of rate updaters. Every money market rate displayed on MonitorBankRates.com is highly accurate and trustworthy.

Local, Regional, and National Coverage: Our systems constantly monitor the market to provide a complete picture of available yields in New Castle, Delaware. We feature a comprehensive mix of institutions from neighborhood credit unions and mid-sized regional banks to large national institutions available to savers in DE.

Daily Updates & Time-Stamped Accuracy: Our rate updaters verify and update money market rates daily. Because MMA yields can fluctuate rapidly based on market conditions, every product listed features its own specific “last updated” date, giving you complete transparency.

Frequently Asked Questions about Money Market Accounts in New Castle, Delaware

What is a Money Market Account (MMA)?

A Money Market Account (MMA) is a type of savings account that often pays higher interest rates than standard savings accounts. They usually come with check-writing privileges and debit card access, offering a balance of growth and liquidity for savers in Delaware.

Are Money Market accounts in New Castle, Delaware safe?

Yes, as long as the institution is FDIC insured (for banks) or NCUA insured (for credit unions). This provides federal protection for your deposits in Delaware up to $250,000 per depositor, per institution.

How often do MMA rates change in New Castle, Delaware?

Money market rates are variable and can change at any time based on market conditions and Federal Reserve decisions. We update our local Delaware rate tables daily to ensure you see the most current high-yield options.

Can I write checks from a Money Market Account?

Yes, most Money Market Accounts allow you to write a limited number of checks or make debit card transactions each month (typically up to 6), making them more flexible than a standard savings account.

Best Money Market Rates in New Castle, Delaware

Here are some of the highest money market account APYs currently available in New Castle, Delaware and the surrounding area:
  • Fulton Bank
    Promotional Money Market Account — 3.55% APY
  • Sun East Federal Credit Union
    Grow Money Market Account - New Money Only — 3.20% APY
  • Wilmington Savings Fund Society (WSFS)
    High-Yield Money Market — 3.00% APY
  • Eagle One Federal Credit Union
    Money Market — 2.60% APY
  • Artisans Bank
    Premier Money Market Account — 2.50% APY
Money Market Rates reflect actual verified offers from banks and credit unions actively accepting deposits in New Castle, Delaware. Your final available rate may depend on deposit amount and daily market movements. Last Updated and Verified: April 23, 2026