US Bank Directory

Banks in Iowa

226 FDIC-insured banks are headquartered in Iowa, with 1,428 branch offices across the state.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Banks headquartered here
226
Combined assets
$127.96 billion
Branches in IA
1,428
Most branches
Des Moines 45

Cities with the most branches

Branch counts from the FDIC. Open a city for every bank, address, phone and the hours it publishes.

Des Moines45 Cedar Rapids36 West Des Moines35 Sioux City33 Davenport28 Ames23 Dubuque19 Ankeny19 Council Bluffs17 Iowa City17 Waterloo16 Marion15 Clive14 Marshalltown12 Cedar Falls12 Burlington11 Coralville11 Clinton10 Mason City10 Bettendorf10 Muscatine9 Urbandale9 Storm Lake8 Johnston8 Pella8 Boone8 Decorah8 Grimes8 Waukee8 Algona7 Creston7 Fort Madison7 Sioux Center7 Waverly7 Altoona7 Fort Dodge7 Keokuk7 Spencer6 Atlantic6 Carroll6
All 571 cities and towns with bank offices in Iowa

All banks headquartered in Iowa, by total assets

Bank Headquarters Total assets Offices
Principal Bank Des Moines $9.84 billion 1
Bankers Trust Company Des Moines $7.83 billion 22
Hills Bank and Trust Company Hills $4.79 billion 21
West Bank West Des Moines $4.03 billion 12
Northwest Bank Spencer $3 billion 22
Cedar Rapids Bank and Trust Company Cedar Rapids $2.90 billion 9
Quad City Bank and Trust Company Bettendorf $2.77 billion 5
Fidelity Bank & Trust Dubuque $2.60 billion 36
United Bank of Iowa Ida Grove $2.50 billion 38
Bank Iowa West Des Moines $2.35 billion 25
Luana Savings Bank Luana $2.34 billion 6
Central Bank Storm Lake $2.29 billion 23
First Citizens Bank Mason City $1.80 billion 7
Community State Bank Ankeny $1.75 billion 10
Availa Bank Carroll $1.73 billion 15
Lincoln Savings Bank Reinbeck $1.71 billion 16
CBI Bank & Trust Muscatine $1.70 billion 24
The Security National Bank of Sioux City, Iowa Sioux City $1.69 billion 10
Farmers State Bank Waterloo $1.60 billion 8
American State Bank Sioux Center $1.45 billion 11
Bank Midwest Spirit Lake $1.35 billion 11
Capra Bank Dubuque $1.34 billion 5
Iowa State Bank Hull $1.26 billion 14
Peoples Bank Rock Valley $1.25 billion 10
Pilot Grove Savings Bank Pilot Grove $1.22 billion 17
Farmers State Bank Marion $1.12 billion 9
First National Bank, Ames, Iowa Ames $1.11 billion 10
VISIONBANK OF IOWA Ames $896.12 million 13
BankIowa Cedar Rapids $846.17 million 13
Premier Bank Rock Valley $826.50 million 6
CUSB Bank Cresco $812.11 million 7
Primebank Le Mars $800.58 million 4
Decorah Bank & Trust Company Decorah $794.12 million 3
City State Bank Norwalk $787.95 million 9
First Central State Bank Dewitt $772.35 million 6
Midwest Heritage Bank, FSB West Des Moines $768.31 million 13
Green Belt Bank & Trust Iowa Falls $758.71 million 9
First Bank Waverly $739.90 million 8
Manufacturers Bank & Trust Company Forest City $738.18 million 9
First State Bank Webster City $674.29 million 8
Midstates Bank, National Association Council Bluffs $653.87 million 10
Clear Lake Bank and Trust Company Clear Lake $649.33 million 5
Marion County State Bank Pella $628.65 million 5
Liberty National Bank Sioux City $624.38 million 10
South Story Bank & Trust Slater $623.91 million 6
GNB Bank Grundy Center $621.33 million 10
Farmers Trust and Savings Bank Spencer $617.97 million 1
Farmers & Merchants Savings Bank Manchester $616.83 million 7
Community Savings Bank Edgewood $613.59 million 12
Peoples Savings Bank Indianola $610.44 million 8
Washington State Bank Washington $601.12 million 5
Citizens State Bank Monticello $594.40 million 8
South Ottumwa Savings Bank Ottumwa $565.45 million 6
Central State Bank State Center $557.82 million 3
Connection Bank Fort Madison $540.91 million 5
First Security Bank and Trust Company Charles City $538.20 million 8
American Bank, National Association Le Mars $533.05 million 2
Peoples Bank Clive $529.64 million 8
The Shelby County State Bank Harlan $523.57 million 11
Iowa Trust & Savings Bank Emmetsburg $521.98 million 4
Ohnward Bank & Trust Cascade $499.08 million 6
Grinnell State Bank Grinnell $498.58 million 4
TruBank Indianola $494.59 million 8
Security State Bank Sutherland $492.27 million 5
Raccoon Valley Bank Perry $486.03 million 4
Rolling Hills Bank & Trust Atlantic $484.41 million 12
American Bank and Trust Company, National Association Davenport $480.85 million 8
Home State Bank Jefferson $480.74 million 2
Iowa State Bank Des Moines $480.55 million 5
Iowa State Bank Algona $470.73 million 5
Northeast Security Bank Sumner $461.93 million 7
NSB Bank Mason City $460.80 million 6
GreatAmerica Bank National Association Cedar Rapids $449.96 million 4
FreedomBank Elkader $433.88 million 4
TS Bank Treynor $432.74 million 7
Maquoketa State Bank Maquoketa $429.01 million 4
Waukon State Bank Waukon $426.86 million 4
Farmers Trust and Savings Bank Buffalo Center $422.69 million 6
Central State Bank Coralville $419.32 million 7
Hardin County Savings Bank Eldora $402.27 million 2
The Clinton National Bank Clinton $396.42 million 9
First Iowa State Bank Albia $396.12 million 6
Iowa State Bank Clarksville $392.88 million 3
First State Bank Lynnville $384.25 million 7
The Libertyville Savings Bank Fairfield $384.13 million 6
Earlham Savings Bank West Des Moines $382.51 million 9
Citizens First Bank Clinton $361.26 million 3
American State Bank Osceola $360.81 million 4
Premier Bank Dubuque $357.73 million 3
Glenwood State Bank Glenwood $352.86 million 4
Iowa State Bank and Trust Company of Fairfield, Iowa Fairfield $352.06 million 3
New Albin Savings Bank New Albin $350.56 million 1
Commercial Savings Bank Carroll $348.84 million 2
Kerndt Brothers Savings Bank Lansing $347.22 million 6
Community State Bank Spencer $345.78 million 7
PCSB Bank Clarinda $326.08 million 7
Pinnacle Bank Marshalltown $324.44 million 1
First Trust and Savings Bank Wheatland $320.62 million 8
Savings Bank Primghar $304.82 million 3
Community Bank and Trust Company Muscatine $303.48 million 5
Farmers Savings Bank Colesburg $299.09 million 7
Leighton State Bank Pella $298.21 million 4
Crawford County Trust and Savings Bank Denison $294.48 million 3
State Savings Bank West Des Moines $291.89 million 2
United Community Bank Milford $290.04 million 5
The Home Trust & Savings Bank Osage $287.72 million 1
First Whitney Bank and Trust Atlantic $287.51 million 2
Fairfax State Savings Bank Fairfax $286.95 million 3
Pioneer Bank Sergeant Bluff $282.80 million 4
Guthrie County State Bank Panora $279.23 million 2
DeWitt Bank & Trust Co. Dewitt $277.34 million 2
Success Bank Bloomfield $277.12 million 3
Reliance State Bank Story City $276.81 million 2
Iowa State Savings Bank Creston $276.51 million 3
FNB Bank Fontanelle $274.63 million 5
Farmers and Merchants State Bank Winterset $271.74 million 5
Cherokee State Bank Cherokee $271.11 million 2
Mediapolis Savings Bank Mediapolis $269.86 million 5
Freedom Financial Bank West Des Moines $269.25 million 2
Westside State Bank Westside $268.71 million 6
Security Trust & Savings Bank Storm Lake $266.43 million 3
The Citizens First National Bank of Storm Lake Storm Lake $256.45 million 3
Heartland Bank Somers $256.06 million 5
Malvern Bank Malvern $253.22 million 1
Denver Savings Bank Denver $250.58 million 2
First Bank Hampton Hampton $240.88 million 2
United Bank and Trust Company Hampton $228.39 million 4
Charter Bank Johnston $227.54 million 4
Blue Grass Savings Bank Blue Grass $225.49 million 2
WCF Financial Bank Webster City $224.38 million 3
West Iowa Bank West Bend $222.09 million 6
Farmers State Bank Northwood $221.45 million 8
BANK Wapello $217.42 million 7
Farmers Savings Bank Fostoria $215.29 million 3
Iowa State Bank Sac City $213.34 million 3
Farmers Savings Bank & Trust Traer $212.74 million 2
Iowa Trust and Savings Bank Centerville $210.61 million 2
Farmers & Merchants Bank & Trust Burlington $208.23 million 4
State Savings Bank Bedford $207.18 million 5
Houghton State Bank Red Oak $204.84 million 5
NorthStar Bank Estherville $203.41 million 3
Iowa Falls State Bank Iowa Falls $201.50 million 2
Keystone Savings Bank Marengo $200.76 million 5
State Bank & Trust Co. Nevada $197.60 million 1
Chelsea Savings Bank Belle Plaine $196.91 million 5
Mount Vernon Bank and Trust Company Mount Vernon $195.48 million 1
Citizens State Bank Sheldon $194.66 million 2
Security Savings Bank Gowrie $193.71 million 8
Farmers Trust & Savings Bank Williamsburg $191.55 million 2
Peoples Savings Bank Wellsburg $189.11 million 3
Bellevue State Bank Bellevue $187.66 million 1
Liberty Trust & Savings Bank Durant $186.22 million 3
Danville State Savings Bank New London $182.62 million 2
St. Ansgar State Bank Saint Ansgar $182.04 million 2
Atkins Savings Bank & Trust Atkins $172.20 million 1
Templeton Savings Bank Templeton $169.64 million 2
Union State Bank Greenfield $168.69 million 4
Bank 1st West Union $166.05 million 3
Citizens Savings Bank Anamosa $165.86 million 2
Boone Bank & Trust Co. Boone $156.94 million 2
Hiawatha Bank and Trust Company Hiawatha $156.92 million 3
Federation Bank Washington $155.84 million 4
Audubon State Bank Audubon $155.35 million 1
Citizens Savings Bank Spillville $151.10 million 3
Farmers State Bank Algona $150.49 million 3
Readlyn Savings Bank Readlyn $148.29 million 2
Farmers Trust & Savings Bank Earling $148.13 million 3
Exchange State Bank Ames $145.97 million 3
Bank Plus Estherville $144.56 million 4
First State Bank Belmond $141.71 million 1
Bridge Community Bank Mount Vernon $141.07 million 3
Farmers Savings Bank Marshalltown $140.32 million 3
Community Bank Dunlap $138.34 million 7
Corydon State Bank Corydon $138.02 million 1
Citizens State Bank Wyoming $137.74 million 4
Union State Bank Winterset $136.47 million 3
The State Bank of Toledo Toledo $134.64 million 2
Farmers Savings Bank Wever $130.51 million 3
First State Bank Stuart $129.71 million 4
Cedar Valley Bank & Trust La Porte City $126.25 million 2
First State Bank Britt $125.92 million 2
Pocahontas State Bank Pocahontas $122.57 million 2
Farmers and Merchants Savings Bank Iowa City $122.50 million 4
Solon State Bank Solon $122.48 million 3
United Bank & Trust Co. Marshalltown $120.14 million 2
Security State Bank Radcliffe $119.05 million 4
Twin Cedars Bank Bussey $118.35 million 4
First Community Bank Newell $115.75 million 4
Security State Bank Algona $109.85 million 4
FNNB Bank Newton $109.45 million 1
White State Bank South English $109.02 million 3
Maynard Savings Bank Maynard $108.38 million 3
Breda Savings Bank Breda $105.99 million 1
Sibley State Bank Sibley $104.42 million 1
Community Bank of Oelwein Oelwein $95.04 million 1
Sanborn Savings Bank Sanborn $92.73 million 1
Logan State Bank Logan $92.18 million 2
The State Bank Spirit Lake $88.35 million 2
The First National Bank of Manning Manning $87.72 million 1
First Security State Bank Evansdale $87.33 million 2
The Watkins Savings Bank Watkins $86.72 million 1
Tri-Valley Bank Randolph $82.75 million 4
Sloan State Bank Sloan $78.90 million 2
Citizens Savings Bank Marshalltown $77.93 million 3
The Farmers State Bank Marcus $77.19 million 1
State Bank Spencer $74.91 million 3
Farmers State Bank Yale $72.65 million 1
First State Bank Nashua $72.46 million 1
First Heritage Bank Shenandoah $72.14 million 2
First Security Bank Mapleton $65.22 million 2
State Central Bank Bonaparte $63.21 million 4
Montezuma State Bank Montezuma $54.60 million 1
Ashton State Bank Ashton $54.53 million 1
The Exchange State Bank Springville $52.73 million 2
Benton County State Bank Blairstown $50.75 million 1
Palo Savings Bank Palo $49.18 million 1
ITS Bank Johnston $45.19 million 1
Defiance State Bank Defiance $42.62 million 2
Cornerstone Bank Clarinda $42.04 million 1
Community State Bank Paton $41.40 million 1
State Bank of Schaller Schaller $40.62 million 1
Farmers State Bank Lake View $36.68 million 1
The First National Bank of Primghar Primghar $36.34 million 1
Maxwell State Bank Maxwell $31.75 million 1
American Trust and Savings Bank Lowden $27.84 million 1
Dysart State Bank Dysart $16.54 million 1