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Bankular
Local banking directory

Banks and Bank Branches in Mandan, North Dakota

The FDIC reported 8 deposit-reporting offices from 8 institutions in Mandan as of June 30, 2025. Bankular currently provides 12 detailed location pages with addresses, maps and directions.

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FDIC-reported offices8
Institutions reporting8
Detailed location pages12
Reported branch deposits$990.9M
SOD reporting dateJune 30, 2025

Reported-office totals come from the annual FDIC Summary of Deposits survey. Maps and branch-detail links appear only for locations with a validated Bankular location page.

Market analysis

What the deposit data shows

FDIC SOD, June 30, 2025
Largest institutionStarion Bank50.41% of deposits
Top three share75.94%
Deposit HHI3,044Higher concentration
Current detailed pages124 more than the June 2025 SOD count

Starion Bank held 50.41% of reported branch deposits in Mandan. The three largest institutions together held 75.94%. Bankular places the resulting HHI of 3,044 in its higher concentration descriptive band.

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Detailed bank locations in Mandan

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Detailed directory

Institutions with validated location pages

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Location pages

Detailed bank locations in Mandan

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Local deposit market

Reported offices, deposits and market share

FDIC SOD, June 30, 2025
InstitutionReported officesDepositsShare
Starion Bank1$499.5M50.41%
Dakota Community Bank & Trust1$174.4M17.60%
Gate City Bank1$78.5M7.92%
Wells Fargo Bank1$74.4M7.51%
Security First Bank of North Dakota1$60.0M6.05%
BNC National Bank1$37.9M3.83%
Bravera Bank1$34.0M3.43%
First International Bank & Trust1$32.1M3.24%