{"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":["39051","21047","24011","23019"],"fipsesMatched":true,"matchedFipses":["39051","21047","24011","23019"],"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":17,"concentrationClass":"highly_concentrated","countyFips":"39051","countyName":"Fulton","depositRank":902,"hhi":3008,"hhiPercentile":54.4,"hhiRank":1416,"leadingOrganization":"FARMERS & MERCHANTS BANCORP, INC.","leadingOrganizationSharePct":51.5,"leaderShareRank":1002,"organizationCount":10,"organizationDepthRank":680,"organizationsOver5pct":6,"profileHref":"/geographies/banking/39051","stateCode":"OH","stateCountyCount":88,"stateHref":"/geographies/ohio","stateHhiRank":14,"stateMedianHhi":2099,"stateName":"Ohio","totalDepositsThousands":1382155,"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":15,"concentrationClass":"highly_concentrated","countyFips":"21047","countyName":"Christian","depositRank":855,"hhi":3008,"hhiPercentile":54.4,"hhiRank":1416,"leadingOrganization":"PLANTERS FINANCIAL GROUP, INC","leadingOrganizationSharePct":48.3,"leaderShareRank":1153,"organizationCount":8,"organizationDepthRank":947,"organizationsOver5pct":5,"profileHref":"/geographies/banking/21047","stateCode":"KY","stateCountyCount":120,"stateHref":"/geographies/kentucky","stateHhiRank":71,"stateMedianHhi":3385,"stateName":"Kentucky","totalDepositsThousands":1471931,"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":9,"concentrationClass":"highly_concentrated","countyFips":"24011","countyName":"Caroline","depositRank":1621,"hhi":3010,"hhiPercentile":54.4,"hhiRank":1415,"leadingOrganization":"BURKE & HERBERT FINANCIAL SERVICES CORP.","leadingOrganizationSharePct":43.3,"leaderShareRank":1401,"organizationCount":5,"organizationDepthRank":1597,"organizationsOver5pct":4,"profileHref":"/geographies/banking/24011","stateCode":"MD","stateCountyCount":24,"stateHref":"/geographies/maryland","stateHhiRank":4,"stateMedianHhi":1907,"stateName":"Maryland","totalDepositsThousands":592462,"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":41,"concentrationClass":"highly_concentrated","countyFips":"23019","countyName":"Penobscot","depositRank":331,"hhi":3006,"hhiPercentile":54.3,"hhiRank":1418,"leadingOrganization":"BANGOR BANCORP, MHC","leadingOrganizationSharePct":51.3,"leaderShareRank":1016,"organizationCount":9,"organizationDepthRank":797,"organizationsOver5pct":5,"profileHref":"/geographies/banking/23019","stateCode":"ME","stateCountyCount":16,"stateHref":"/geographies/maine","stateHhiRank":10,"stateMedianHhi":3312,"stateName":"Maine","totalDepositsThousands":5136596,"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."}]}