{"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":"17015","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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1409,"hhi":2031,"hhiPercentile":33.1,"hhiRank":2082,"leadingOrganization":"TRIUMPH CONSOLIDATED COS., LLC","leadingOrganizationSharePct":31,"leaderShareRank":2108,"organizationCount":7,"organizationDepthRank":1233,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":47,"stateMedianHhi":1933,"stateName":"Illinois","totalDepositsThousands":488195,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1443,"hhi":2029,"hhiPercentile":32.5,"hhiRank":2100,"leadingOrganization":"TRIUMPH CONSOLIDATED COS., LLC","leadingOrganizationSharePct":30.7,"leaderShareRank":2134,"organizationCount":7,"organizationDepthRank":1215,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":47,"stateMedianHhi":1960,"stateName":"Illinois","totalDepositsThousands":478270,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1388,"hhi":2127,"hhiPercentile":35.1,"hhiRank":2017,"leadingOrganization":"TRIUMPH CONSOLIDATED COS., LLC","leadingOrganizationSharePct":33.6,"leaderShareRank":1928,"organizationCount":7,"organizationDepthRank":1202,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":47,"stateMedianHhi":2031,"stateName":"Illinois","totalDepositsThousands":517605,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1541,"hhi":1777,"hhiPercentile":23.8,"hhiRank":2370,"leadingOrganization":"MILLEDGEVILLE BANCORP, INC.","leadingOrganizationSharePct":22,"leaderShareRank":2802,"organizationCount":7,"organizationDepthRank":1192,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":65,"stateMedianHhi":2071,"stateName":"Illinois","totalDepositsThousands":450525,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1549,"hhi":1841,"hhiPercentile":26.2,"hhiRank":2297,"leadingOrganization":"MILLEDGEVILLE BANCORP, INC.","leadingOrganizationSharePct":23.1,"leaderShareRank":2726,"organizationCount":7,"organizationDepthRank":1189,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":60,"stateMedianHhi":1990,"stateName":"Illinois","totalDepositsThousands":465395,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1592,"hhi":1838,"hhiPercentile":24.7,"hhiRank":2342,"leadingOrganization":"MILLEDGEVILLE BANCORP, INC.","leadingOrganizationSharePct":22.1,"leaderShareRank":2823,"organizationCount":7,"organizationDepthRank":1168,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":58,"stateMedianHhi":2044,"stateName":"Illinois","totalDepositsThousands":500363,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1579,"hhi":1831,"hhiPercentile":23.8,"hhiRank":2369,"leadingOrganization":"MILLEDGEVILLE BANCORP, INC.","leadingOrganizationSharePct":21.3,"leaderShareRank":2860,"organizationCount":7,"organizationDepthRank":1148,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":58,"stateMedianHhi":1923,"stateName":"Illinois","totalDepositsThousands":560407,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1619,"hhi":1836,"hhiPercentile":23.5,"hhiRank":2378,"leadingOrganization":"MILLEDGEVILLE BANCORP, INC.","leadingOrganizationSharePct":22.4,"leaderShareRank":2822,"organizationCount":7,"organizationDepthRank":1128,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":66,"stateMedianHhi":2033,"stateName":"Illinois","totalDepositsThousands":574726,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1628,"hhi":1865,"hhiPercentile":24.3,"hhiRank":2355,"leadingOrganization":"MILLEDGEVILLE BANCORP, INC.","leadingOrganizationSharePct":23.1,"leaderShareRank":2775,"organizationCount":7,"organizationDepthRank":1130,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":63,"stateMedianHhi":2129,"stateName":"Illinois","totalDepositsThousands":555517,"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":12,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1649,"hhi":1848,"hhiPercentile":23.7,"hhiRank":2371,"leadingOrganization":"MILLEDGEVILLE BANCORP, INC.","leadingOrganizationSharePct":24.7,"leaderShareRank":2641,"organizationCount":7,"organizationDepthRank":1133,"organizationsOver5pct":5,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":63,"stateMedianHhi":2108,"stateName":"Illinois","totalDepositsThousands":552325,"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":13,"concentrationClass":"moderately_concentrated","countyFips":"17015","countyName":"Carroll","depositRank":1611,"hhi":1731,"hhiPercentile":20.7,"hhiRank":2463,"leadingOrganization":"MILLEDGEVILLE BANCORP, INC.","leadingOrganizationSharePct":25.8,"leaderShareRank":2561,"organizationCount":8,"organizationDepthRank":947,"organizationsOver5pct":6,"profileHref":"/geographies/banking/17015","stateCode":"IL","stateCountyCount":102,"stateHref":"/geographies/illinois","stateHhiRank":67,"stateMedianHhi":2104,"stateName":"Illinois","totalDepositsThousands":598617,"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."}]}