Bank BranchesEvery insured bank office · FDIC · 1994–2026

Bank Branches › Idaho › Ada County › 3601 Cassia Street

Full-service office · FDIC office no. 230200

First Security Bank, National Association
3601 Cassia Street, Boise, ID 83707

Last reported 2000

$67.8M
peak deposits
1963
established
—
rank in county
2
names on the sign

This office filed its last FDIC deposit report in 2000. It is missing from every report since, which usually means it closed. The FDIC record doesn't give a reason. Ada County has 107 offices open today, listed below.

This office's passbook1994–2000
DateBank on the signDepositsChange
Jun 30 2026NOT REPORTED missing from the 2026 report (and every year since 2001)
Jun 30 2000First Security Bank, National Association$67.8M+2%
Jun 30 1999First Security Bank, National Association$66.3M+2%
Jun 30 1998First Security Bank, National Association$64.8M+10%
Jun 30 1997First Security Bank, National Association$58.9M+6%
Jun 30 1996First Security Bank, National AssociationNEW NAME$55.4M+12%
Jun 30 1995First Security Bank of Idaho, National Association$49.3M+18%
Jun 30 1994First Security Bank of Idaho, National Association$41.8M
1963-12-09Office established (FDIC record) — 31 years before this passbook begins

Nearest open offices in Ada County

  1. 0.8 miD. L. Evans Bank · 1600 S Vista Ave, Boise
  2. 0.9 miKeyBank National Association · 4920 W Overland Rd, Boise
  3. 1.0 miU.S. Bank National Association · 1515 S Orchard St, Boise
  4. 1.1 miWells Fargo Bank, National Association · 5161 W Overland Rd, Ste 101, Boise
  5. 1.5 miFirst Interstate Bank · 1290 W Myrtle St, Ste 110, Boise
  6. 1.5 miIdaho Trust Bank · 888 W Broad St, Boise
  7. 1.6 miSunwest Bank · 1299 N Orchard St, Boise
  8. 1.6 miWells Fargo Bank, National Association · 1205 S Broadway Ave, Boise

All banks in Ada County →
Every First Security Bank, National Association office →
What became of First Security Bank, National Association →

Names on the sign

1994–1995First Security Bank of Idaho, National Association1996–2000First Security Bank, National Association

The FDIC office number stays with the building when banks merge or rename, so the same office appears under each owner. Follow an earlier name to see what became of that bank.

Deposits are the balances the bank assigned to this office on June 30 of each year, in nominal dollars. Source: FDIC Summary of Deposits, office (UNINUMBR) 230200.