{"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":1,"count":1,"filters":{"states":[],"statesMatched":true,"matchedStateCodes":[],"county":null,"countyMatched":null,"fips":"29185","fipsMatched":true,"fipses":[],"fipsesMatched":null,"matchedFipses":[],"unmatchedFipses":[],"selectionOrder":false,"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":5,"concentrationClass":"highly_concentrated","countyFips":"29185","countyName":"St. Clair","depositRank":2379,"hhi":5740,"hhiPercentile":87.4,"hhiRank":391,"leadingOrganization":"MARGARET PARKER PLATTER CHARITABLE TRUST","leadingOrganizationSharePct":73.1,"leaderShareRank":355,"organizationCount":3,"organizationDepthRank":2247,"organizationsOver5pct":3,"profileHref":"/geographies/banking/29185","stateCode":"MO","stateCountyCount":115,"stateHref":"/geographies/missouri","stateHhiRank":9,"stateMedianHhi":2756,"stateName":"Missouri","totalDepositsThousands":252726,"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."}]}