{"license":"https://creativecommons.org/licenses/by/4.0/","dataset":"banking-markets","screenKey":"us-county-bank-branch-deposits","screenLabel":"County FDIC-insured branch deposits","history":true,"temporalCoverage":{"firstYear":2015,"latestYear":2025,"yearCount":11},"years":[2015,2016,2017,2018,2019,2020,2021,2022,2023,2024,2025],"metricLabel":"County deposit HHI","metricUnit":"HHI (0-10,000)","summary":{"firstYear":2015,"latestYear":2025,"latestYearCountyCount":3104,"observationCount":34193,"observationsByYear":[{"countyCount":3112,"year":2015},{"countyCount":3108,"year":2016},{"countyCount":3108,"year":2017},{"countyCount":3109,"year":2018},{"countyCount":3111,"year":2019},{"countyCount":3110,"year":2020},{"countyCount":3109,"year":2021},{"countyCount":3109,"year":2022},{"countyCount":3108,"year":2023},{"countyCount":3105,"year":2024},{"countyCount":3104,"year":2025}],"yearCount":11},"source":{"accessDate":"2026-07-20","apiUrl":"https://api.fdic.gov/banks/sod?filters=YEAR%3A%5B2015%20TO%202025%5D&fields=YEAR%2CCERT%2CNAMEFULL%2CSTALPBR%2CSTNAMEBR%2CSTCNTYBR%2CCNTYNAMB%2CDEPSUMBR%2CRSSDHCR%2CNAMEHCR","confidenceLevel":"high","dataStatus":"estimated_public","id":"fdic-sod-2025","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. 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No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":14,"concentrationClass":"moderately_concentrated","countyFips":"28001","countyName":"Adams","depositRank":1162,"hhi":2470,"hhiPercentile":44.8,"hhiRank":1718,"leadingOrganization":"REGIONS FINANCIAL CORPORATION","leadingOrganizationSharePct":30.7,"leaderShareRank":2154,"organizationCount":5,"organizationDepthRank":1693,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28001","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":60,"stateMedianHhi":3421,"stateName":"Mississippi","totalDepositsThousands":676126,"year":2017,"annualCountyCount":3108,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":14,"concentrationClass":"moderately_concentrated","countyFips":"28001","countyName":"Adams","depositRank":1264,"hhi":2426,"hhiPercentile":43.4,"hhiRank":1762,"leadingOrganization":"SOUTHWEST SECURITY, INC.","leadingOrganizationSharePct":27.6,"leaderShareRank":2394,"organizationCount":5,"organizationDepthRank":1679,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28001","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":61,"stateMedianHhi":3396,"stateName":"Mississippi","totalDepositsThousands":609108,"year":2018,"annualCountyCount":3109,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":14,"concentrationClass":"moderately_concentrated","countyFips":"28001","countyName":"Adams","depositRank":1348,"hhi":2428,"hhiPercentile":42.6,"hhiRank":1788,"leadingOrganization":"SOUTHWEST SECURITY, INC.","leadingOrganizationSharePct":29.5,"leaderShareRank":2253,"organizationCount":5,"organizationDepthRank":1669,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28001","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":61,"stateMedianHhi":3354,"stateName":"Mississippi","totalDepositsThousands":570199,"year":2019,"annualCountyCount":3111,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. 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No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. 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No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. 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No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":14,"concentrationClass":"moderately_concentrated","countyFips":"28001","countyName":"Adams","depositRank":1412,"hhi":2278,"hhiPercentile":36.2,"hhiRank":1984,"leadingOrganization":"SOUTHWEST SECURITY, INC.","leadingOrganizationSharePct":25.2,"leaderShareRank":2629,"organizationCount":5,"organizationDepthRank":1605,"organizationsOver5pct":5,"profileHref":"/geographies/banking/28001","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":63,"stateMedianHhi":3377,"stateName":"Mississippi","totalDepositsThousands":704374,"year":2023,"annualCountyCount":3108,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":14,"concentrationClass":"moderately_concentrated","countyFips":"28001","countyName":"Adams","depositRank":1438,"hhi":2321,"hhiPercentile":37.7,"hhiRank":1935,"leadingOrganization":"HOME BANCORP, INC.","leadingOrganizationSharePct":26.7,"leaderShareRank":2515,"organizationCount":5,"organizationDepthRank":1606,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28001","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":63,"stateMedianHhi":3331,"stateName":"Mississippi","totalDepositsThousands":698835,"year":2024,"annualCountyCount":3105,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."},{"branchCount":15,"concentrationClass":"moderately_concentrated","countyFips":"28001","countyName":"Adams","depositRank":1443,"hhi":2296,"hhiPercentile":36.6,"hhiRank":1968,"leadingOrganization":"SOUTHWEST SECURITY, INC.","leadingOrganizationSharePct":27,"leaderShareRank":2486,"organizationCount":6,"organizationDepthRank":1326,"organizationsOver5pct":5,"profileHref":"/geographies/banking/28001","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":66,"stateMedianHhi":3358,"stateName":"Mississippi","totalDepositsThousands":712751,"year":2025,"annualCountyCount":3104,"sourceId":"fdic-sod-2025","sourceTitle":"Annual Summary of Deposits, 2015-2025","sourcePublisher":"Federal Deposit Insurance Corporation","sourceUrl":"https://banks.data.fdic.gov/bankfind-suite/SOD","sourceProfileHref":"/sources/fdic-sod-2025","accessDate":"2026-07-20","dataStatus":"estimated_public","confidenceLevel":"high","methodologyNote":"Antitrust Radar independently aggregates each annual June 30 Summary of Deposits vintage from 2015 through 2025 using the FDIC-reported top bank holding company when available and otherwise the insured institution certificate. No values are interpolated across missing or changed geographies.","methodologyHref":"/methodology#county-banking-screen","guardrail":"Annual county rows are independent June 30 branch-deposit screens, not interpolated observations or legal market definitions. Reported ownership structures, branch booking, county names, and FIPS boundaries can change between vintages; deposit values are nominal and should not be read as inflation-adjusted growth."}]}