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
Cities with the most branches
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 |