FDIC-insured bank

Bank of Washington

Bank headquartered in Washington, Missouri, part of DIAMOND BCORP INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Total assets
$1.15 billion
Total deposits
$887.76 million
Branches
7
FDIC-insured since
1934
Established
1877

Headquarters and contact

Address200 W Main St
Washington, MO 63090
CountyFranklin
Metro areaSt. Louis, MO-IL
Websitewww.bankofwashington.com
Phonenot published in FDIC data, see the bank's website

FDIC record

FDIC Certificate12627
Federal Reserve RSSD ID565750
StatusActive
Charter classNM (STATE)
Holding companyDIAMOND BCORP INC
Domestic offices7
Financials as ofJune 30, 2026

Routing number

FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.bankofwashington.com.
See how your odds compare before you apply at Bank of Washington.

Offices nearest to headquarters

Bank Of Washington main office
Washington, MO
200 W Main St, 63090
Detached Branch Facility
Washington, MO
1 E 14th St, 63090
Schnucks Super Center Branch
Washington, MO
2073a Washington Xing, 63090
East Fifth Street Branch
Washington, MO
2629 E 5th St, 63090
Villa Ridge Branch
Villa Ridge, MO
3333 Highway 100, 63089
Gray Summit Branch
Gray Summit, MO
2687 Highway 100, 63039
Bank Of Washington - Clayton Branch
Clayton, MO
7701 Forsyth Blvd, 63105

Where Bank of Washington has offices

Other banks headquartered in Washington

Bank of Franklin County$419.39 million