{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"banking-markets","screenKey":"us-county-bank-branch-deposits","screenLabel":"County FDIC-insured branch deposits","year":2025,"metricLabel":"County deposit HHI","metricUnit":"HHI (0-10,000)","summary":{"branchCount":73568,"countyCount":3104,"highHhiCount":1792,"medianHhi":2826,"singleOrganizationCount":187,"stateCount":51,"totalDepositsThousands":18009447842},"source":{"accessDate":"2026-07-19","apiUrl":"https://api.fdic.gov/banks/sod?filters=YEAR%3A2025&fields=YEAR%2CCERT%2CNAMEFULL%2CSTALPBR%2CSTNAMEBR%2CSTCNTYBR%2CCNTYNAMB%2CDEPSUMBR%2CRSSDHCR%2CNAMEHCR","confidenceLevel":"high","dataStatus":"estimated_public","id":"fdic-sod-2025","methodologyNote":"Antitrust Radar sums positive June 30, 2025 branch deposits within each state, groups branches to the FDIC-reported top bank holding company when RSSDHCR is available and otherwise to the insured institution certificate, then calculates shares and HHI from those grouped balances.","publisher":"Federal Deposit Insurance Corporation","title":"2025 Summary of Deposits","url":"https://banks.data.fdic.gov/bankfind-suite/SOD","profileHref":"/sources/fdic-sod-2025"},"guardrail":"County rows are screens of positive FDIC Summary of Deposits branch balances grouped to the reported top bank holding company when available and otherwise to the insured institution. Branch-reported deposits may not represent where every customer lives or competes, county boundaries may not match a banking market, deposits are not every banking product, and these screens are not legal market definitions.","methodologyNote":"Antitrust Radar sums positive June 30, 2025 branch deposits within each FDIC-reported county or county equivalent, groups branches to the FDIC-reported top bank holding company when available and otherwise to the insured institution certificate, then calculates shares and HHI from those grouped balances.","methodologyHref":"/methodology#county-banking-screen","matchedCount":4,"count":4,"filters":{"states":[],"statesMatched":true,"matchedStateCodes":[],"county":null,"countyMatched":null,"fips":null,"fipsMatched":null,"fipses":["12079","20005","46087","38061"],"fipsesMatched":true,"matchedFipses":["12079","20005","46087","38061"],"unmatchedFipses":[],"selectionOrder":true,"history":null,"historyMatched":true,"from":null,"fromMatched":true,"to":null,"toMatched":true,"rangeMatched":true,"query":null,"concentrationClass":null,"concentrationClassMatched":true,"source":null,"sourceMatched":null,"year":null,"yearMatched":null,"sort":"hhi","sortMatched":true,"order":"desc","orderMatched":true,"limit":null,"limitMatched":true},"availableSorts":["hhi","leader_share","organizations","branches","deposits","county"],"availableConcentrationClasses":["unconcentrated","moderately_concentrated","highly_concentrated"],"rows":[{"branchCount":3,"concentrationClass":"highly_concentrated","countyFips":"12079","countyName":"Madison","depositRank":2317,"hhi":4561,"hhiPercentile":76.8,"hhiRank":721,"leadingOrganization":"MADISON COMMUNITY BANCSHARES CORPORATION","leadingOrganizationSharePct":61,"leaderShareRank":629,"organizationCount":3,"organizationDepthRank":2247,"organizationsOver5pct":3,"profileHref":"/geographies/banking/12079","stateCode":"FL","stateCountyCount":67,"stateHref":"/geographies/florida","stateHhiRank":17,"stateMedianHhi":1762,"stateName":"Florida","totalDepositsThousands":273568,"year":2025,"sourceId":"fdic-sod-2025","sourceTitle":"2025 Summary of Deposits","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-19","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar sums positive June 30, 2025 branch deposits within each FDIC-reported county or county equivalent, groups branches to the FDIC-reported top bank holding company when available and otherwise to the insured institution certificate, then calculates shares and HHI from those grouped balances.","methodologyHref":"/methodology#county-banking-screen","guardrail":"County rows are screens of positive FDIC Summary of Deposits branch balances grouped to the reported top bank holding company when available and otherwise to the insured institution. Branch-reported deposits may not represent where every customer lives or competes, county boundaries may not match a banking market, deposits are not every banking product, and these screens are not legal market definitions."},{"branchCount":4,"concentrationClass":"highly_concentrated","countyFips":"20005","countyName":"Atchison","depositRank":1782,"hhi":4562,"hhiPercentile":76.8,"hhiRank":720,"leadingOrganization":"EXCHANGE BANKSHARES CORPORATION OF KANSAS","leadingOrganizationSharePct":61.2,"leaderShareRank":625,"organizationCount":3,"organizationDepthRank":2247,"organizationsOver5pct":3,"profileHref":"/geographies/banking/20005","stateCode":"KS","stateCountyCount":105,"stateHref":"/geographies/kansas","stateHhiRank":24,"stateMedianHhi":2968,"stateName":"Kansas","totalDepositsThousands":497521,"year":2025,"sourceId":"fdic-sod-2025","sourceTitle":"2025 Summary of Deposits","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-19","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar sums positive June 30, 2025 branch deposits within each FDIC-reported county or county equivalent, groups branches to the FDIC-reported top bank holding company when available and otherwise to the insured institution certificate, then calculates shares and HHI from those grouped balances.","methodologyHref":"/methodology#county-banking-screen","guardrail":"County rows are screens of positive FDIC Summary of Deposits branch balances grouped to the reported top bank holding company when available and otherwise to the insured institution. Branch-reported deposits may not represent where every customer lives or competes, county boundaries may not match a banking market, deposits are not every banking product, and these screens are not legal market definitions."},{"branchCount":4,"concentrationClass":"highly_concentrated","countyFips":"46087","countyName":"McCook","depositRank":2542,"hhi":4560,"hhiPercentile":76.8,"hhiRank":722,"leadingOrganization":"FIRST DAKOTA FINANCIAL CORPORATION","leadingOrganizationSharePct":64.2,"leaderShareRank":545,"organizationCount":4,"organizationDepthRank":1929,"organizationsOver5pct":4,"profileHref":"/geographies/banking/46087","stateCode":"SD","stateCountyCount":64,"stateHref":"/geographies/south-dakota","stateHhiRank":35,"stateMedianHhi":4820,"stateName":"South Dakota","totalDepositsThousands":196769,"year":2025,"sourceId":"fdic-sod-2025","sourceTitle":"2025 Summary of Deposits","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-19","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar sums positive June 30, 2025 branch deposits within each FDIC-reported county or county equivalent, groups branches to the FDIC-reported top bank holding company when available and otherwise to the insured institution certificate, then calculates shares and HHI from those grouped balances.","methodologyHref":"/methodology#county-banking-screen","guardrail":"County rows are screens of positive FDIC Summary of Deposits branch balances grouped to the reported top bank holding company when available and otherwise to the insured institution. Branch-reported deposits may not represent where every customer lives or competes, county boundaries may not match a banking market, deposits are not every banking product, and these screens are not legal market definitions."},{"branchCount":4,"concentrationClass":"highly_concentrated","countyFips":"38061","countyName":"Mountrail","depositRank":1143,"hhi":4565,"hhiPercentile":76.9,"hhiRank":719,"leadingOrganization":"CORNERSTONE HOLDING COMPANY, INC.","leadingOrganizationSharePct":54,"leaderShareRank":879,"organizationCount":3,"organizationDepthRank":2247,"organizationsOver5pct":3,"profileHref":"/geographies/banking/38061","stateCode":"ND","stateCountyCount":51,"stateHref":"/geographies/north-dakota","stateHhiRank":19,"stateMedianHhi":3852,"stateName":"North Dakota","totalDepositsThousands":1007861,"year":2025,"sourceId":"fdic-sod-2025","sourceTitle":"2025 Summary of Deposits","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-19","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar sums positive June 30, 2025 branch deposits within each FDIC-reported county or county equivalent, groups branches to the FDIC-reported top bank holding company when available and otherwise to the insured institution certificate, then calculates shares and HHI from those grouped balances.","methodologyHref":"/methodology#county-banking-screen","guardrail":"County rows are screens of positive FDIC Summary of Deposits branch balances grouped to the reported top bank holding company when available and otherwise to the insured institution. Branch-reported deposits may not represent where every customer lives or competes, county boundaries may not match a banking market, deposits are not every banking product, and these screens are not legal market definitions."}]}