{"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":["36039","40029","48317","46123"],"fipsesMatched":true,"matchedFipses":["36039","40029","48317","46123"],"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":18,"concentrationClass":"highly_concentrated","countyFips":"36039","countyName":"Greene","depositRank":435,"hhi":6881,"hhiPercentile":91.3,"hhiRank":271,"leadingOrganization":"GREENE COUNTY BANCORP, MHC","leadingOrganizationSharePct":82.3,"leaderShareRank":254,"organizationCount":6,"organizationDepthRank":1326,"organizationsOver5pct":2,"profileHref":"/geographies/banking/36039","stateCode":"NY","stateCountyCount":62,"stateHref":"/geographies/new-york","stateHhiRank":3,"stateMedianHhi":2607,"stateName":"New York","totalDepositsThousands":3646767,"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":2,"concentrationClass":"highly_concentrated","countyFips":"40029","countyName":"Coal","depositRank":2699,"hhi":6897,"hhiPercentile":91.3,"hhiRank":270,"leadingOrganization":"SHAMROCK BANCSHARES EMPLOYEE STOCK OWNERSHIP PLAN","leadingOrganizationSharePct":80.8,"leaderShareRank":270,"organizationCount":2,"organizationDepthRank":2581,"organizationsOver5pct":2,"profileHref":"/geographies/banking/40029","stateCode":"OK","stateCountyCount":77,"stateHref":"/geographies/oklahoma","stateHhiRank":4,"stateMedianHhi":2756,"stateName":"Oklahoma","totalDepositsThousands":154329,"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":2,"concentrationClass":"highly_concentrated","countyFips":"48317","countyName":"Martin","depositRank":1942,"hhi":6901,"hhiPercentile":91.4,"hhiRank":268,"leadingOrganization":"The First National Bank of Stanton","leadingOrganizationSharePct":80.8,"leaderShareRank":270,"organizationCount":2,"organizationDepthRank":2581,"organizationsOver5pct":2,"profileHref":"/geographies/banking/48317","stateCode":"TX","stateCountyCount":250,"stateHref":"/geographies/texas","stateHhiRank":30,"stateMedianHhi":3446,"stateName":"Texas","totalDepositsThousands":424845,"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":3,"concentrationClass":"highly_concentrated","countyFips":"46123","countyName":"Tripp","depositRank":2292,"hhi":6901,"hhiPercentile":91.4,"hhiRank":268,"leadingOrganization":"FIDELITY CORPORATION","leadingOrganizationSharePct":80.8,"leaderShareRank":270,"organizationCount":2,"organizationDepthRank":2581,"organizationsOver5pct":2,"profileHref":"/geographies/banking/46123","stateCode":"SD","stateCountyCount":64,"stateHref":"/geographies/south-dakota","stateHhiRank":15,"stateMedianHhi":4820,"stateName":"South Dakota","totalDepositsThousands":286099,"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."}]}