GNB Bank
✓ FDIC-insured · Active FDIC Certificate #14079
Total assets
$621M
Total deposits
$498M
Offices
10
Return on assets
1.68%
Financial data as of the 06/30/2026 FDIC call report.
Branch locations
| GNB Bank Gnb Manchester Branch · Full Service - Brick And Mortar | 300 E Main St Manchester, IA 52057 Map ↗ |
| GNB Bank Story City Office · Full Service - Brick And Mortar | 629 Broad St Story City, IA 50248 Map ↗ |
| GNB Bank Messenger Service Branch · Limited Service - Messenger | 103 E Center St Conrad, IA 50621 Map ↗ |
| GNB Bank Conrad Office Branch · Full Service - Brick And Mortar | 103 E Center St Conrad, IA 50621 Map ↗ |
| GNB Bank Timberland Village Branch · Limited Service - Mobile/Seasonal | 725 Timberland Dr Story City, IA 50248 Map ↗ |
| GNB Bank Iowa Falls Downtown Branch · Full Service - Brick And Mortar | 315 Main St Iowa Falls, IA 50126 Map ↗ |
| GNB Bank Marshalltown Branch · Full Service - Brick And Mortar | 2504 S 2nd St Marshalltown, IA 50158 Map ↗ |
| GNB Bank Insurance & Investments · Limited Service - Administrative | 603 7th St Grundy Center, IA 50638 Map ↗ |
| GNB Bank Gnb Bank · Full Service - Brick And Mortar | 529 G Ave Grundy Center, IA 50638 Map ↗ |
| GNB Bank Ackley Branch · Full Service - Brick And Mortar | 308 Sherman Ave Ackley, IA 50601 Map ↗ |