{"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":["35001","24043","46029","41047"],"fipsesMatched":true,"matchedFipses":["35001","24043","46029","41047"],"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":103,"concentrationClass":"unconcentrated","countyFips":"35001","countyName":"Bernalillo","depositRank":143,"hhi":1426,"hhiPercentile":11.9,"hhiRank":2737,"leadingOrganization":"BANK OF AMERICA CORPORATION","leadingOrganizationSharePct":26.9,"leaderShareRank":2489,"organizationCount":25,"organizationDepthRank":128,"organizationsOver5pct":6,"profileHref":"/geographies/banking/35001","stateCode":"NM","stateCountyCount":33,"stateHref":"/geographies/new-mexico","stateHhiRank":33,"stateMedianHhi":3447,"stateName":"New Mexico","totalDepositsThousands":15848007,"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":38,"concentrationClass":"unconcentrated","countyFips":"24043","countyName":"Washington","depositRank":472,"hhi":1426,"hhiPercentile":11.9,"hhiRank":2737,"leadingOrganization":"FULTON FINANCIAL CORPORATION","leadingOrganizationSharePct":19.2,"leaderShareRank":2951,"organizationCount":13,"organizationDepthRank":451,"organizationsOver5pct":6,"profileHref":"/geographies/banking/24043","stateCode":"MD","stateCountyCount":24,"stateHref":"/geographies/maryland","stateHhiRank":17,"stateMedianHhi":1907,"stateName":"Maryland","totalDepositsThousands":3275973,"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":13,"concentrationClass":"unconcentrated","countyFips":"46029","countyName":"Codington","depositRank":831,"hhi":1427,"hhiPercentile":11.9,"hhiRank":2736,"leadingOrganization":"BIG SIOUX FINANCIAL, INC.","leadingOrganizationSharePct":23.2,"leaderShareRank":2740,"organizationCount":9,"organizationDepthRank":797,"organizationsOver5pct":8,"profileHref":"/geographies/banking/46029","stateCode":"SD","stateCountyCount":64,"stateHref":"/geographies/south-dakota","stateHhiRank":63,"stateMedianHhi":4820,"stateName":"South Dakota","totalDepositsThousands":1526121,"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":50,"concentrationClass":"unconcentrated","countyFips":"41047","countyName":"Marion","depositRank":290,"hhi":1428,"hhiPercentile":11.9,"hhiRank":2735,"leadingOrganization":"COLUMBIA BANKING SYSTEM, INC.","leadingOrganizationSharePct":20.2,"leaderShareRank":2912,"organizationCount":13,"organizationDepthRank":451,"organizationsOver5pct":7,"profileHref":"/geographies/banking/41047","stateCode":"OR","stateCountyCount":36,"stateHref":"/geographies/oregon","stateHhiRank":33,"stateMedianHhi":2189,"stateName":"Oregon","totalDepositsThousands":6306388,"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."}]}