Bank BranchesEvery insured bank office · FDIC · 1994–2026

Bank Branches › Montana › Rosebud County

Banks in Rosebud County, Montana

Rosebud County has 4 bank offices, 1 fewer than its peak of 5 in 2016 (−20%). They belong to 3 banks, led by First Interstate Bank with 2.

4
offices, 2026
5
peak (2016)
1
no longer reported
$295M
deposits booked

Map

open (4)no longer reported (1)

The county's passbook

351994: 4 offices, $61.7M1995: 4 offices, $63.5M1996: 4 offices, $64.1M1997: 4 offices, $66.4M1998: 4 offices, $73.1M1999: 4 offices, $70.1M2000: 4 offices, $75.2M2001: 4 offices, $75.0M2002: 4 offices, $77.9M2003: 4 offices, $81.5M2004: 4 offices, $85.0M2005: 4 offices, $88.4M2006: 4 offices, $87.8M2007: 4 offices, $95.1M2008: 4 offices, $99.3M2009: 4 offices, $110M2010: 4 offices, $123M2011: 4 offices, $135M2012: 4 offices, $132M2013: 4 offices, $142M2014: 4 offices, $146M2015: 4 offices, $156M2016: 5 offices, $165M2017: 5 offices, $169M2018: 5 offices, $163M2019: 5 offices, $162M2020: 5 offices, $182M2021: 4 offices, $185M2022: 4 offices, $203M2023: 4 offices, $193M2024: 4 offices, $210M2025: 4 offices, $286M2026: 4 offices, $295Mpeak 5 · 2016$295M1995200020052010201520202026
Bank offices reporting on June 30Deposits booked at them (nominal dollars, own scale)
Rosebud County1994–2026
DateofficesChangeDeposits
Jun 30 19944$61.7M
Jun 30 19954·$63.5M
Jun 30 20004·$75.2M
Jun 30 20054·$88.4M
Jun 30 20104·$123M
Jun 30 20154·$156M
Jun 30 2016PEAK5+1$165M
Jun 30 20205·$182M
Jun 30 20254·$286M
Jun 30 2026NOW4·$295M
Open the full passbook — all 33 years ▾
DateofficesChangeDeposits
Jun 30 19944$61.7M
Jun 30 19954·$63.5M
Jun 30 19964·$64.1M
Jun 30 19974·$66.4M
Jun 30 19984·$73.1M
Jun 30 19994·$70.1M
Jun 30 20004·$75.2M
Jun 30 20014·$75.0M
Jun 30 20024·$77.9M
Jun 30 20034·$81.5M
Jun 30 20044·$85.0M
Jun 30 20054·$88.4M
Jun 30 20064·$87.8M
Jun 30 20074·$95.1M
Jun 30 20084·$99.3M
Jun 30 20094·$110M
Jun 30 20104·$123M
Jun 30 20114·$135M
Jun 30 20124·$132M
Jun 30 20134·$142M
Jun 30 20144·$146M
Jun 30 20154·$156M
Jun 30 2016PEAK5+1$165M
Jun 30 20175·$169M
Jun 30 20185·$163M
Jun 30 20195·$162M
Jun 30 20205·$182M
Jun 30 20214−1$185M
Jun 30 20224·$203M
Jun 30 20234·$193M
Jun 30 20244·$210M
Jun 30 20254·$286M
Jun 30 2026NOW4·$295M

Banks in Rosebud County

BankOfficesDeposits here
First Interstate Bank2$136M
Opportunity Bank of Montana1$15.6M
First State Bank of Forsyth1$143M

Every bank office open in Rosebud County

BankAddressOpenedDeposits
First State Bank of ForsythFirst State Bank Of Forsyth880 Main StForsyth 593271917$143M
First Interstate BankColstrip Branch6210 Main StColstrip 593231975$123M
Opportunity Bank of MontanaAshland Branch300 Main StAshland 590031971$15.6M
First Interstate BankLame Deer Branch502 S Cheyenne AveLame Deer 590431999$12.9M

Sorted by deposits booked on June 30, 2026. "Opened" is the establishment date in the FDIC record.

Offices no longer reported

Offices in Rosebud County that filed a report in some year from 1994 on and are missing from 2026. Most closed; some were sold to non-banks or converted. Newest departures first.

Last bank on the signAddressLast reportPeak deposits
Wells Fargo Bank, National Association325 North 9th AvenueForsyth 593272020$19.5M

County FIPS 30087 · 5,008 square miles of land (2024 Census Gazetteer).