Independent reference built on public SBA FOIA loan data. Not affiliated with the U.S. Small Business Administration.

SBA Loan Index

SBA lender profile

Bank of Sun Prairie

Bank of Sun Prairie appears in the public SBA loan data with 15 funded 7(a) loans totaling $8.6M, an average of $570K per loan, and an estimated 261 jobs supported. Its SBA lending concentrates in Wisconsin and the Accommodation and Food Services sector. Across all of its loans in the data, its charge-off rate is 6.7%.

By Mario Bailey · Source: SBA FOIA 7(a) and 504 data, as of 2026-03-31

Funded loans
15
Total volume
$8.6M
Average loan size
$570K
Charge-off rate
6.7%
Share of funded loans charged off
Jobs supported (reported)
261
Programs
7(a)

Bank profile

via FDIC
Total assets
$717M
Headquarters
Sun Prairie, WI
FDIC cert
#13565
Status
Active

Where Bank of Sun Prairie lends

Top states by funded SBA volume.

StateLoansTotal volume
Wisconsin 15 $8.6M

What Bank of Sun Prairie funds

Top industries by funded SBA volume.

Bank of Sun Prairie SBA lending by year

Fiscal yearLoansTotal volume
20201$101K
20214$3.5M
20224$2.3M
20233$500K
20241$383K
20251$300K
20261$1.5M
Sources and disclaimer. All figures are computed from the U.S. Small Business Administration's public FOIA 7(a) and 504 loan data (as of 2026-03-31), as described in our methodology. The charge-off rate is the share of Bank of Sun Prairie's funded loans marked charged off across all of its loans in the data; it is not a lifetime default rate. SBA Loan Index is not affiliated with the SBA and is not a lender, broker, or financial advisor. This is general information, not advice.

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