Bank · FDIC insured
MainStreet Bank Savings Rates
MainStreet Bank’s best savings rate is 0.90% APY on $10,000, with its Personal Super Saving Money Market. Rates checked October 22, 2026.
How MainStreet Bank’s savings rates compare
Compared with banks and credit unions near Washington, DC-VA-MD-WV, where MainStreet Bank has the most branches. $10,000, best rate first.
This bank’s best
MainStreet Bank
0.90%APY
- Requires
- None
- Minimum
- $2,500
- Earns on $10,000 a year
- $90
Personal Super Saving Money Market
Top rate
Woori America Bank
5.00%APY
- Requires
- Monthly account activity
- Minimum
- $1,000
- Earns on $10,000 a year
- $500
2nd-highest rate
HSBC USA
4.40%APY
- Requires
- Monthly account activity
- Minimum
- —
- Earns on $10,000 a year
- $440
MainStreet Bank savings score
84
Savings score
Higher than 67% of U.S. banks and credit unions
- $1,000 balance$1,0000.50%
- $10,000 balance$10,0000.90%
- $100,000 balance$100,0002.20%
- QualifiedQualified0.90%
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.
Where MainStreet Bank ranks
By savings score, in each area where it has branches
Every rate
Current savings rates
Rates from the bank’s website. Earnings assume the rate doesn’t change.
Personal Super Saving Money Market
Up to 0.90%APY
Fees may reduce earnings. Rates may change after account opening.
| Balance | APY | Earns on $10,000 a yearEarns |
|---|---|---|
| Over $0 | 0.70% | $70 |
| $5,000 and up | 0.80% | $80 |
| $10,000 and up | 0.90% | $90 |
| $25,000 and up | 1.15% | — |
| $50,000 and up | 1.90% | — |
| $100,000 and up | 2.20% | — |
Sources (2)
All captured Oct 4, 2026
AirSavings
0.50%APY
No monthly maintenance fee or minimum balance requirement. Cannot have a direct Visa debit card issued directly with the account, but can link as a secondary account for cash ATM withdrawals if paired with a checking account.
| Balance | APY | Earns on $10,000 a yearEarns |
|---|---|---|
| Over $0 | 0.50% | $50 |
Sources (2)
All captured Oct 4, 2026
Insured Cash Sweep (ICS) Money Market
0.10%APY
Fees may reduce earnings. Rates may change after account opening.
| Balance | APY | Earns on $10,000 a yearEarns |
|---|---|---|
| Over $0 | 0.10% | $10 |
Special-purpose accounts
Junior Savings
Up to 4.00%APY
Primary account owner must be 17 or younger (no minimum age requirement). Adult custodian must have an established deposit account relationship with MainStreet Bank. Converts to a regular AirSavings account upon turning 18.
| Balance | APY | Earns on $10,000 a yearEarns | Requirement |
|---|---|---|---|
| Over $0 | 4.00% | $400 | |
| $500 and up | 4.00% | $400 | |
| $1,000 and upTier APY is 4.00%-1.90% | 1.90% | $190 | Tier APY is 4.00%-1.90% |
| $2,500 and upTier APY is 1.75%-2.20% | 2.20% | $220 | Tier APY is 1.75%-2.20% |
Sources (2)
All captured Oct 4, 2026
Opening an account
Confirm the bank’s opening requirements and whether the account is available where you live. A nearby branch does not establish eligibility for every rate.