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Gnb Bank

Grundy Center, IA · Est. 1934 · Website ↗
A
Trust Grade
Excellent
Score: 98/100

Gnb Bank is a bank based in Grundy Center, Iowa, established in 1934, with $609 million in total assets across 11 branches. By Trust Grade it ranks 21st of 226 banks we track in Iowa. Its capital ratio of 12.7% is stronger than 78% of similarly sized banks, versus a Iowa median of 10.2%. It was profitable over the most recent period, with a 1.53% return on assets. No consumer complaints against Gnb Bank appear in the CFPB database over our analysis window — common for an institution of this size and a point in its favor.

Total assets
$609.2M
$100M–1B institution
Deposits
$514.5M
Branches
11
Capital ratio
12.7%
Top 22% of $100M–1B peers · Iowa median 10.2%
Return on assets
1.5%
Top 31% of $100M–1B peers · Iowa median 1.31%
Rank in Iowa
#21
of 226 banks

How Gnb Bank compares to Iowa peers

Capital ratio
Top 22% of $100M–1B peers
Gnb Bank
12.7%
Iowa median
10.2%
Higher capital ratio = stronger financial cushion
Return on assets
Top 31% of $100M–1B peers
Gnb Bank
1.5%
Iowa median
1.3%
Higher ROA = more profitable relative to asset base

How we graded Gnb Bank

The Trust Grade blends financial strength with complaint history. Full methodology →

Financial strength
98/100
Customer experience
n/a
Overall
A · 98
  • Strongly capitalized (12.7% capital ratio)
  • Strongly profitable (ROA 1.53%)
  • No CFPB complaints on record

Consumer complaints (CFPB)

No CFPB complaints are on file for Gnb Bank over the analysis window. For a smaller institution this is common and counts in its favor.

Branch locations (11)

  • 300 E Main St, Manchester, IA 52057
  • 408 Front St, Geneva, IA 50633
  • 629 Broad St, Story City, IA 50248
  • 103 E Center St, Conrad, IA 50621
  • 103 E Center St, Conrad, IA 50621
  • 725 Timberland Dr, Story City, IA 50248
  • 315 Main St, Iowa Falls, IA 50126
  • 2504 S 2nd St, Marshalltown, IA 50158
  • 603 7th St, Grundy Center, IA 50638
  • 529 G Ave, Grundy Center, IA 50638
  • 308 Sherman Ave, Ackley, IA 50601

Are deposits at Gnb Bank insured?

Yes. Gnb Bank is an FDIC-insured bank (FDIC certificate #14079). Deposits are federally insured up to $250,000per depositor, per ownership category — regardless of this institution's Trust Grade. The grade reflects financial strength and complaint history for comparison, not the safety of insured deposits.

Gnb Bank: frequently asked questions

Is Gnb Bank a good bank?

Gnb Bank earns a Bankzia Trust Grade of A (98/100, "Excellent"), based on a financial-strength score of 98/100 (it has no CFPB complaints on record). Strongly capitalized (12.7% capital ratio); Strongly profitable (ROA 1.53%).

Is Gnb Bank FDIC-insured?

Yes. Gnb Bank is a FDIC-insured bank (FDIC certificate #14079). Deposits are protected up to the standard FDIC limit of $250,000 per depositor, per ownership category.

How big is Gnb Bank?

Gnb Bank holds $609 million in total assets, ranking 21st of 226 banks we track in Iowa. It operates 11 branches.

Does Gnb Bank have CFPB complaints?

No CFPB complaints against Gnb Bank appear in our data over the analysis window, which is typical for a bank of this size.

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Financial data from FDIC call reports; complaint data from the CFPB Consumer Complaint Database. Bankzia is an independent resource and is not affiliated with any government agency or financial institution. Figures are for general information, not financial advice.

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