Bank BranchesEvery insured bank office · FDIC · 1994–2026

Bank Branches › Wisconsin › Rock County

Banks in Rock County, Wisconsin

Rock County has 34 bank offices, 14 fewer than its peak of 48 in 1998 (−29%). They belong to 18 banks, led by BMO Bank National Association with 5.

34
offices, 2026
48
peak (1998)
45
no longer reported
$3.5B
deposits booked

Map

open (34)no longer reported (39 of 45 have map coordinates)

The county's passbook

24481994: 46 offices, $1.3B1995: 47 offices, $1.4B1996: 47 offices, $1.5B1997: 47 offices, $1.5B1998: 48 offices, $1.5B1999: 48 offices, $1.5B2000: 46 offices, $1.6B2001: 44 offices, $1.5B2002: 46 offices, $1.5B2003: 45 offices, $1.6B2004: 46 offices, $1.6B2005: 46 offices, $1.7B2006: 46 offices, $1.8B2007: 46 offices, $1.9B2008: 48 offices, $1.9B2009: 48 offices, $2.1B2010: 47 offices, $2.2B2011: 47 offices, $2.0B2012: 46 offices, $2.1B2013: 45 offices, $2.1B2014: 44 offices, $2.2B2015: 43 offices, $2.1B2016: 41 offices, $2.3B2017: 39 offices, $2.7B2018: 37 offices, $2.7B2019: 36 offices, $2.8B2020: 34 offices, $2.9B2021: 33 offices, $3.1B2022: 32 offices, $3.2B2023: 32 offices, $3.2B2024: 32 offices, $3.3B2025: 35 offices, $3.5B2026: 34 offices, $3.5Bpeak 48 · 1998$3.5B1995200020052010201520202026
Bank offices reporting on June 30Deposits booked at them (nominal dollars, own scale)
Rock County1994–2026
DateofficesChangeDeposits
Jun 30 199446$1.3B
Jun 30 199547+1$1.4B
Jun 30 1998PEAK48+1$1.5B
Jun 30 200046−2$1.6B
Jun 30 200546·$1.7B
Jun 30 201047−1$2.2B
Jun 30 201543−1$2.1B
Jun 30 202034−2$2.9B
Jun 30 202535+3$3.5B
Jun 30 2026NOW34−1$3.5B
Open the full passbook — all 33 years ▾
DateofficesChangeDeposits
Jun 30 199446$1.3B
Jun 30 199547+1$1.4B
Jun 30 199647·$1.5B
Jun 30 199747·$1.5B
Jun 30 1998PEAK48+1$1.5B
Jun 30 199948·$1.5B
Jun 30 200046−2$1.6B
Jun 30 200144−2$1.5B
Jun 30 200246+2$1.5B
Jun 30 200345−1$1.6B
Jun 30 200446+1$1.6B
Jun 30 200546·$1.7B
Jun 30 200646·$1.8B
Jun 30 200746·$1.9B
Jun 30 200848+2$1.9B
Jun 30 200948·$2.1B
Jun 30 201047−1$2.2B
Jun 30 201147·$2.0B
Jun 30 201246−1$2.1B
Jun 30 201345−1$2.1B
Jun 30 201444−1$2.2B
Jun 30 201543−1$2.1B
Jun 30 201641−2$2.3B
Jun 30 201739−2$2.7B
Jun 30 201837−2$2.7B
Jun 30 201936−1$2.8B
Jun 30 202034−2$2.9B
Jun 30 202133−1$3.1B
Jun 30 202232−1$3.2B
Jun 30 202332·$3.2B
Jun 30 202432·$3.3B
Jun 30 202535+3$3.5B
Jun 30 2026NOW34−1$3.5B

Banks in Rock County

BankOfficesDeposits here
BMO Bank National Association5$522M
Bank First, N.A.4$481M
First Mid Bank & Trust, National Association3$359M
Bank of Milton2$194M
The Bank of Brodhead2$99.9M
Lake Ridge Bank2$150M
JPMorgan Chase Bank, National Association2$268M
Johnson Bank2$495M
Associated Bank, National Association2$376M
Town Bank, National Association2$76.3M
First Community Bank1$142M
PremierBank1$28.0M
Old National Bank1$96.4M
Bank Cmg1$42.1M
U.S. Bank National Association1$59.9M
CBI Bank & Trust1$38.7M
Farmers and Merchants Union Bank1$19.5M
Sauk Valley Bank & Trust Company1$6.4M

Every bank office open in Rock County

BankAddressOpenedDeposits
Johnson BankJanesville Main Office Branch 610001 S Main StJanesville 535451855$410M
Associated Bank, National AssociationJanesville Lexington Branch2720 N Lexington DrJanesville 535451986$286M
First Mid Bank & Trust, National AssociationBlackhawk Bank Branch400 Broad StBeloit 535112023$282M
Bank First, N.A.The First National Bank And Trust Company Branch345 E Grand AveBeloit 535112026$244M
First Community Bank202 Merchant RowMilton 535631911$142M
Lake Ridge BankEvansville Branch2 E Main StEvansville 535361897$140M
Bank of MiltonBank Of Milton323 Parkview DrMilton 535631884$138M
JPMorgan Chase Bank, National AssociationEastside Branch1201 N Wright RdJanesville 535461986$135M
BMO Bank National AssociationJanesville100 N Main StJanesville 535451875$134M
BMO Bank National AssociationBeloit Branch500 E Grand AveBeloit 535111966$133M
JPMorgan Chase Bank, National AssociationWestside Branch18 N Arch StJanesville 535481969$133M
Bank First, N.A.Inman Parkway Branch1882 E Inman PkwyBeloit 535111968$110M
BMO Bank National AssociationCreston Park Branch1404 Creston Park DrJanesville 535451961$97.4M
BMO Bank National AssociationMilton Avenue Branch4323 Milton Ave, Ste 100Janesville 535462007$96.5M
Old National BankJanesville Branch2215 Holiday DrJanesville 535451987$96.4M
Associated Bank, National AssociationBeloit Henry Ave Branch602 Henry AveBeloit 535112014$89.9M
The Bank of BrodheadOrfordville Branch303 E Spring StOrfordville 535761901$89.4M
Johnson BankHoliday Drive Branch 630002021 Holiday DrJanesville 535451912$85.2M
Town Bank, National AssociationClinton Branch501 Ogden AveClinton 535252007$75.6M
Bank First, N.A.Janesville Holiday Drive Branch2111 Holiday DriveJanesville 535452024$67.4M
BMO Bank National AssociationEvansville Branch25 N Madison StEvansville 535361980$61.0M
U.S. Bank National AssociationJanesville Madison Branch2732 Milton AveJanesville 535451996$59.9M
Bank First, N.A.Clinton Branch500 Peck AveClinton 535251979$59.8M
Bank of MiltonEdgerton Branch111 N Main StEdgerton 535341998$55.7M
First Mid Bank & Trust, National AssociationCranston Road Branch2200 Cranston RdBeloit 535111987$51.7M
Bank CmgEvansville Branch12 J Lindemann DrEvansville 535361920$42.1M
CBI Bank & TrustBeloit Wi Branch2215 Cranston RdBeloit 535112009$38.7M
PremierBankJanesville Branch1400 Black Bridge RoadJanesville 535451991$28.0M
First Mid Bank & Trust, National AssociationBlackhawk Bank Milton Branch2525 Milton AveJanesville 535452017$24.9M
Farmers and Merchants Union BankJanesville Branch1101 N Parker DrJanesville 535452014$19.5M
The Bank of BrodheadMilton Branch735 Sunnyside DriveMilton 535632026$10.5M
Lake Ridge BankLake Ridge Bank Branch2605 Kennedy RdJanesville 535452025$9.7M
Sauk Valley Bank & Trust CompanyJanesville Branch2107 Foster Avenue, Suite 100Janesville 535452024$6.4M
Town Bank, National AssociationBeloit Branch2664 Prairie AveBeloit 535112025$721K

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

Offices no longer reported

Offices in Rock 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
The First National Bank and Trust Company1795 Madison RdBeloit 535112025$44.4M
The First National Bank and Trust Company2600 Cranston RdBeloit 535112025$32.9M
The First National Bank and Trust Company2636 S Us Highway 51Janesville 535462025$42.5M
The Bank of Brodhead144 Merchant RowMilton 535632025$3.2M
Bmo Harris Bank National Association2850 Prairie AvenueBeloit 535112021$51.6M
Johnson Bank1309 N Wright RoadJanesville 535462020$40.7M
BMO Harris Bank National Association1015 North Main StreetEdgerton 535342019$42.5M
BMO Harris Bank National Association2608 Center AvenueJanesville 535462019$31.3M
JPMorgan Chase Bank, National Association111 North Main StreetEdgerton 535342018$52.5M
Associated Bank, National Association1717 South Center Avenue, Suite 7Janesville 53546 · Full-service retail office2017$13.1M
Blackhawk Bank200 West Milwaukee StreetJanesville 535472017$4.3M
Bank Mutual2111 Holiday DriveJanesville 535452017$52.6M
JPMorgan Chase Bank, National Association100 West Milwaukee StreetJanesville 535452016$127M
Mid America Bank2317 Milton AvenueJanesville 535452016$58.7M
BMO Harris Bank National Association500 East Grand AvenueBeloit 535112015$0
AnchorBank, fsb100 W Racine StJanesville 535452015$49.3M
Johnson Bank1702 South River RoadJanesville 53545 · Mobile / seasonal office2014$0
Johnson Bank3801 N. Wright RoadJanesville 53546 · Mobile / seasonal office2014$0
Bank of Milton110 Parkview DriveMilton 535632014$12.1M
Associated Bank, National Association2741 Prairie AveBeloit 53511 · Full-service retail office2013$20.1M
Associated Bank, National Association531 East Grand AveBeloit 535112013$44.7M
Bank Mutual3 Beloit Mall Shopping CenterBeloit 535112012$26.5M
Milton Savings Bankre-filed as office 533906110 Parkview DriveMilton 535632012$16.9M
Bank of Miltonre-filed as office 533906110 Parkview DriveMilton 535632012$0
The First National Bank and Trust Company213 Allen StreetClinton 535252011$54.8M
McFarland State Bank2701 North Pontiac DriveJanesville 535452011$19.5M
Mid America Bank365 Century LaneFootville 535372009$13.0M
Associated Bank, National Association20 Park AvenueBeloit 53511 · Full-service retail office2008$4.8M
Community Bank Delavan110 Allen StreetClinton 535252007$17.8M
Blackhawk State Bank1795 Madison RoadBeloit 535112006$12.2M
M&I Marshall and Ilsley Bank2500 Milton AvenueJanesville 53545 · Full-service retail office2006$30.9M
First Federal Capital Bank20a Park AveBeloit 535112004$2.2M
First Federal Capital Bankre-filed as office 2859952741 Prairie AveBeloit 535112004$21.8M
The First National Bank and Trust Company345 East Grand Ave.Beloit 53511 · Full-service home banking2004$17K
First Federal Capital Bankre-filed as office 4370551717 S Center Ave, Suite 7Janesville 535462004$5.7M
Associated Bank, National Association2525 Milton AvenueJanesville 535452004$26.4M
First Federal Capital Bankre-filed as office 2859962720 N Lexington DrJanesville 535452004$59.4M
M&I Marshall and Ilsley Bank1805 Prairie AveBeloit 53511 · Full-service retail office2002$17.5M
Blackhawk State Bank2785 Milwaukee RoadBeloit 53511 · Full-service retail office2002$2.5M
The First National Bank and Trust Company308 Milwaukee RoadClinton 535252002$17.6M
Show all 52 departures (45 no longer reported, 7 re-filed under a new office number) ▾
Blackhawk State Bank20 Park AvenueBeloit 53511 · Full-service retail office2000$3.6M
Johnson BankHighway 51 SouthRock Township 535452000$10.4M
Mutual Savings Bank101 E. Milwaukee StreetJanesville 535451999$23.8M
Bank One, Wisconsin1700 Center AvenueJanesville 535451999$624K
First Financial BankOne N. Madison St.Evansville 535361998$12.1M
First Financial Bankre-filed as office 2794662525 Milton Ave.Janesville 535451998$23.6M
First Federal Savings Bank La Crosse - Madison200 West Milwaukee StreeJanesville 535451996$14.5M
M&I Bank of Beloit1800 Beloit PlazaBeloit 535111995$11.7M
Rock Savings Bank, Savings Associationre-filed as office 12898100422741 Prairie AveBeloit 535111995$13.3M
M&I Bank of Beloit2776 Milwaukee RoadBeloit 535111995$6.7M
Rock Savings Bank, Savings Association1901 Holiday DrJanesville 535451995$23.1M
Rock Savings Bank, Savings Association200 West Milwaukee StJanesville 535451995$15.9M

County FIPS 55105 · 718 square miles of land (2024 Census Gazetteer).