{"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. No values are interpolated across missing or changed geographies.","publisher":"Federal Deposit Insurance Corporation","title":"Annual Summary of Deposits, 2015-2025","url":"https://banks.data.fdic.gov/bankfind-suite/SOD","profileHref":"/sources/fdic-sod-2025"},"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.","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","matchedCount":11,"count":11,"filters":{"states":[],"statesMatched":true,"matchedStateCodes":[],"county":null,"countyMatched":null,"fips":"28029","fipsMatched":true,"fipses":[],"fipsesMatched":null,"matchedFipses":[],"unmatchedFipses":[],"selectionOrder":false,"history":"true","historyMatched":true,"from":2015,"fromMatched":true,"to":2025,"toMatched":true,"rangeMatched":true,"query":null,"concentrationClass":null,"concentrationClassMatched":true,"source":null,"sourceMatched":null,"year":null,"yearMatched":null,"sort":"year","sortMatched":true,"order":"asc","orderMatched":true,"limit":null,"limitMatched":true},"availableSorts":["year","hhi","leader_share","organizations","branches","deposits","county"],"availableConcentrationClasses":["unconcentrated","moderately_concentrated","highly_concentrated"],"rows":[{"branchCount":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1816,"hhi":2753,"hhiPercentile":52.7,"hhiRank":1473,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":32.1,"leaderShareRank":2032,"organizationCount":5,"organizationDepthRank":1714,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":56,"stateMedianHhi":3344,"stateName":"Mississippi","totalDepositsThousands":320965,"year":2015,"annualCountyCount":3112,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1814,"hhi":2810,"hhiPercentile":54,"hhiRank":1430,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":34.3,"leaderShareRank":1866,"organizationCount":5,"organizationDepthRank":1709,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":52,"stateMedianHhi":3445,"stateName":"Mississippi","totalDepositsThousands":326955,"year":2016,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1822,"hhi":2849,"hhiPercentile":54.4,"hhiRank":1418,"leadingOrganization":"COPIAH BANCSHARES, INC.","leadingOrganizationSharePct":34.9,"leaderShareRank":1825,"organizationCount":5,"organizationDepthRank":1693,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":50,"stateMedianHhi":3421,"stateName":"Mississippi","totalDepositsThousands":337091,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1858,"hhi":2918,"hhiPercentile":55.3,"hhiRank":1391,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":35.3,"leaderShareRank":1829,"organizationCount":5,"organizationDepthRank":1679,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":50,"stateMedianHhi":3396,"stateName":"Mississippi","totalDepositsThousands":330582,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1847,"hhi":3049,"hhiPercentile":58.1,"hhiRank":1305,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":39.8,"leaderShareRank":1526,"organizationCount":5,"organizationDepthRank":1669,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":46,"stateMedianHhi":3354,"stateName":"Mississippi","totalDepositsThousands":339472,"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. 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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1888,"hhi":2915,"hhiPercentile":54.4,"hhiRank":1418,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":36.3,"leaderShareRank":1790,"organizationCount":5,"organizationDepthRank":1647,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":52,"stateMedianHhi":3372,"stateName":"Mississippi","totalDepositsThousands":367648,"year":2020,"annualCountyCount":3110,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1869,"hhi":3011,"hhiPercentile":56,"hhiRank":1370,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":40,"leaderShareRank":1578,"organizationCount":5,"organizationDepthRank":1631,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":48,"stateMedianHhi":3345,"stateName":"Mississippi","totalDepositsThousands":418650,"year":2021,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1852,"hhi":3047,"hhiPercentile":55.8,"hhiRank":1375,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":38.4,"leaderShareRank":1701,"organizationCount":5,"organizationDepthRank":1605,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":49,"stateMedianHhi":3376,"stateName":"Mississippi","totalDepositsThousands":452257,"year":2022,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1771,"hhi":2995,"hhiPercentile":54.2,"hhiRank":1425,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":37.1,"leaderShareRank":1773,"organizationCount":5,"organizationDepthRank":1605,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":49,"stateMedianHhi":3377,"stateName":"Mississippi","totalDepositsThousands":476238,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1795,"hhi":3077,"hhiPercentile":55.9,"hhiRank":1369,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":39.8,"leaderShareRank":1610,"organizationCount":5,"organizationDepthRank":1606,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":49,"stateMedianHhi":3331,"stateName":"Mississippi","totalDepositsThousands":476849,"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":11,"concentrationClass":"highly_concentrated","countyFips":"28029","countyName":"Copiah","depositRank":1751,"hhi":3030,"hhiPercentile":54.6,"hhiRank":1409,"leadingOrganization":"TRUSTMARK CORPORATION","leadingOrganizationSharePct":37.8,"leaderShareRank":1748,"organizationCount":5,"organizationDepthRank":1597,"organizationsOver5pct":4,"profileHref":"/geographies/banking/28029","stateCode":"MS","stateCountyCount":82,"stateHref":"/geographies/mississippi","stateHhiRank":49,"stateMedianHhi":3358,"stateName":"Mississippi","totalDepositsThousands":513154,"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."}]}