US Bank Directory
Banks in Black Diamond, WA
1 FDIC-insured bank operates 1 office in Black Diamond, Washington.
Source: FDIC BankFind, data as of September 5, 2026.
Bank branch map: Black Diamond
Banks sit at the coordinates in their FDIC record; credit union offices at their NCUA address, located with the U.S. Census Bureau Geocoder. Point at a marker for today's hours, tap it for the address, directions and the bank's site.
Short answer: 1 institution operates 1 location in Black Diamond, according to the FDIC. 1 of them has coordinates on record and is on the map. ATMs and opening hours are not in the sources this page uses yet; each marker links to directions.
Branches: FDIC, NCUA. Streets: loading.
1 location on the map
Tap a cluster to zoom in
Positions are the regulators' own coordinates, or the Census Geocoder's point for the address, and can sit a few hundred feet from the door. Streets, buildings and parks come from OpenStreetMap through OpenFreeMap, with every street named as you zoom in; if that map cannot load, a simpler map drawn from the Census Bureau's TIGER/Line files takes its place. ATMs will follow with the Overture Maps import.
All banks in Black Diamond
Sorted by number of local branches. Each branch shows where its hours and phone number come from.
Short answer: KeyBank is the only bank with an office in Black Diamond. Open any bank to see each address, today's hours where the bank publishes them and the phone number.
KeyBank Bank · 1
KeyBank has 1 branch in Black Diamond, 139 across Washington and 952 nationwide. FDIC records list its main office in Cleveland, OH and show it operating since 1849. With $188.56 billion in total assets on June 30, 2026, it ranks No. 23 of 4,232 U.S. banks by total assets. The Black Diamond Branch at 32500 Main St dates to 2026 in FDIC branch records. It does not publish hours in the sources this page uses; check its site before you go.
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Black Diamond Branch32500 Main St, 98010
Banking in Black Diamond: the local picture
Short answer: 1 bank runs 1 branch in Black Diamond according to the FDIC. A population estimate for this place is not available from the Census Bureau, so branches per resident are not shown.
KeyBank has its main office in Cleveland, OH, according to the FDIC.
The bank with the longest record here is KeyBank, operating since 1849 according to the FDIC.
The one location here does not publish hours in the sources this page uses. Each branch links to the bank's own site.
Chase, Bank of America and other national banks
Which big national banks have branches in Black Diamond, and where the nearest one is if they do not.
Short answer: No branches in Black Diamond: Chase (nearest in Maple Valley, 4 mi), Wells Fargo (nearest in Kent, 9 mi), Bank of America (nearest in Covington, 4 mi), PNC Bank, U.S. Bank (nearest in Maple Valley, 4 mi), Truist, Fifth Third Bank, Huntington, Regions Bank, TD Bank, BMO (nearest in Tacoma, 20 mi).
| Bank | In Black Diamond | Nearest branch if none here |
|---|---|---|
| Chase | None | Maple Valley, 4 miles away |
| Wells Fargo | None | Kent, 9 miles away |
| Bank of America | None | Covington, 4 miles away |
| PNC Bank | None | none in Washington |
| U.S. Bank | None | Maple Valley, 4 miles away |
| Truist | None | none in Washington |
| Fifth Third Bank | None | none in Washington |
| Huntington | None | none in Washington |
| Regions Bank | None | none in Washington |
| TD Bank | None | none in Washington |
| BMO | None | Tacoma, 20 miles away |
Branch counts from FDIC BankFind as of September 5, 2026. Distances are straight-line miles from the center of Black Diamond to the nearest branch in Washington.
What your savings could earn
National benchmarks and the best published offers, from the Banrox Bank Rates tracker. Enter your own balance and rate to compare.
Short answer: At the national average savings rate of 0.38%, $10,000 kept in savings for a year earns about $38. The best published savings rate in the tracker, 3.75% at CIT Bank, earns about $375. The national average 12-month CD pays 1.71%.
| Offer | Bank | APY | Term | Minimum |
|---|---|---|---|---|
| Savings | CIT Bank | 3.75% | none | $5,000 |
| Savings | Barclays | 3.50% | none | $0 |
| Savings | Marcus by Goldman Sachs | 3.40% | none | $0 |
| CD | Synchrony Bank | 4.35% | 60 Months | $0 |
| CD | Marcus by Goldman Sachs | 4.35% | 24 Months | $500 |
| CD | American Express National Bank | 4.25% | 10 Months | $0 |
Rates are the banks' published APYs as tracked on the Banrox Bank Rates page, with the date next to each benchmark; they are not offers from Banrox and can change daily. Interest is before tax. The best offers are mostly online banks and are open to Black Diamond residents like anyone else.
Banks near Black Diamond
Nearby cities with at least two banks, by straight-line distance. Counts from FDIC BankFind.
Short answer: The closest towns with more choice are Maple Valley (4 miles) and Covington (5 miles). Kent, 10 miles away, has the most banks nearby: 12.
| City | Distance | Banks | Branches |
|---|---|---|---|
| Banks in Maple Valley, WA | 4 mi | 6 | 7 |
| Banks in Covington, WA | 5 mi | 3 | 3 |
| Banks in Enumclaw, WA | 8 mi | 5 | 6 |
| Banks in Auburn, WA | 9 mi | 10 | 13 |
| Banks in Kent, WA | 10 mi | 12 | 20 |
| Banks in Bonney Lake, WA | 12 mi | 4 | 4 |
| Banks in Sumner, WA | 12 mi | 4 | 5 |
| Banks in Milton, WA | 13 mi | 4 | 4 |
Bank branch openings and closings in Black Diamond
FDIC branch records, between September 5, 2025 and September 5, 2026.
Short answer: FDIC branch records show 1 branch opening in Black Diamond between September 5, 2025 and September 5, 2026.
| Date | Change | Bank | Address |
|---|---|---|---|
| Aug 24, 2026 | Opened | KeyBank | 32500 Main St, 98010 |
Effective dates as recorded in FDIC BankFind branch history. Closings and relocations are not tracked by the sources this page uses yet. Credit union offices are not included; the NCUA does not publish opening dates.
Largest banks in Black Diamond by total assets
Ranked by each bank's total assets on its FDIC balance sheet, which covers the whole bank, not only its Black Diamond offices.
Short answer: KeyBank is the largest bank with offices in Black Diamond, with $188.56 billion in total assets on June 30, 2026, No. 23 among U.S. banks by total assets. Local deposit shares will follow once the FDIC Summary of Deposits is imported.
| Bank | Total assets | Rank | Offices here | Main office |
|---|---|---|---|---|
| KeyBank | $188.56 billion | No. 23 | 1 | Cleveland, OH |
Total assets and ranks from FDIC BankFind as of June 30, 2026. Rank is among active banks that report total assets to the FDIC.
Banks in Black Diamond: FAQ
How many banks are in Black Diamond, WA?
Black Diamond has 1 bank with 1 branch, according to FDIC data as of September 5, 2026.
Is there a KeyBank in Black Diamond, WA?
Yes. FDIC data lists 1 KeyBank branch in Black Diamond as of September 5, 2026. The address and directions are under KeyBank above.
Is there a Chase in Black Diamond, WA?
No. FDIC data lists no Chase branch in Black Diamond as of September 5, 2026. The nearest is in Maple Valley, about 4 miles away in a straight line.
What is the oldest bank in Black Diamond?
KeyBank has the longest record among banks with a branch here: the FDIC shows it operating since 1849.
Did any bank branches open or close in Black Diamond in the past year?
FDIC branch records show 1 branch opening between September 5, 2025 and September 5, 2026. Closings and relocations are not tracked by the sources this page uses yet.
Where can I find more banks near Black Diamond?
Nearby cities with more banks include Maple Valley, Covington, Enumclaw. Maple Valley is 4 miles away with 6 banks.
How we build this page
Every figure above comes from one of these sources. Nothing is typed by hand, nothing is estimated.
| Data | Source | License | Updated | Data as of |
|---|---|---|---|---|
| FDIC-insured banks: branches, main offices, total assets, dates established | FDIC BankFind Suite API | Public data (U.S. government) | Monthly import | Sep 5, 2026 |
| Savings and CD rates, national averages | Banrox Bank Rates | Banrox, from the banks' own rate pages and FDIC national rates | Weekly | see each rate |
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