{"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","matchedCount":11,"count":11,"filters":{"states":[],"statesMatched":true,"matchedStateCodes":[],"county":null,"countyMatched":null,"fips":"06045","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":21,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":590,"hhi":3539,"hhiPercentile":68.8,"hhiRank":973,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":56.4,"leaderShareRank":646,"organizationCount":8,"organizationDepthRank":1041,"organizationsOver5pct":5,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":57,"stateHref":"/geographies/california","stateHhiRank":7,"stateMedianHhi":1527,"stateName":"California","totalDepositsThousands":1499533,"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. 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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":20,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":597,"hhi":3230,"hhiPercentile":62.6,"hhiRank":1163,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":52.9,"leaderShareRank":817,"organizationCount":8,"organizationDepthRank":1033,"organizationsOver5pct":5,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":57,"stateHref":"/geographies/california","stateHhiRank":8,"stateMedianHhi":1550,"stateName":"California","totalDepositsThousands":1627631,"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":19,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":613,"hhi":3681,"hhiPercentile":70.3,"hhiRank":924,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":56.7,"leaderShareRank":654,"organizationCount":7,"organizationDepthRank":1192,"organizationsOver5pct":4,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":57,"stateHref":"/geographies/california","stateHhiRank":8,"stateMedianHhi":1547,"stateName":"California","totalDepositsThousands":1592555,"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":18,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":649,"hhi":3553,"hhiPercentile":67.8,"hhiRank":1003,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":55.1,"leaderShareRank":751,"organizationCount":6,"organizationDepthRank":1405,"organizationsOver5pct":4,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":57,"stateHref":"/geographies/california","stateHhiRank":9,"stateMedianHhi":1511,"stateName":"California","totalDepositsThousands":1567330,"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":18,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":646,"hhi":3429,"hhiPercentile":64.5,"hhiRank":1105,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":54,"leaderShareRank":810,"organizationCount":6,"organizationDepthRank":1385,"organizationsOver5pct":5,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":56,"stateHref":"/geographies/california","stateHhiRank":9,"stateMedianHhi":1510,"stateName":"California","totalDepositsThousands":1813377,"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. 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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":18,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":656,"hhi":3450,"hhiPercentile":63.6,"hhiRank":1133,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":53.8,"leaderShareRank":871,"organizationCount":6,"organizationDepthRank":1346,"organizationsOver5pct":5,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":56,"stateHref":"/geographies/california","stateHhiRank":8,"stateMedianHhi":1534,"stateName":"California","totalDepositsThousands":2125747,"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":18,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":679,"hhi":3379,"hhiPercentile":61.7,"hhiRank":1192,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":52.6,"leaderShareRank":960,"organizationCount":6,"organizationDepthRank":1341,"organizationsOver5pct":4,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":56,"stateHref":"/geographies/california","stateHhiRank":11,"stateMedianHhi":1604,"stateName":"California","totalDepositsThousands":1969504,"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":18,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":716,"hhi":3265,"hhiPercentile":59.6,"hhiRank":1255,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":50.8,"leaderShareRank":1027,"organizationCount":6,"organizationDepthRank":1340,"organizationsOver5pct":4,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":56,"stateHref":"/geographies/california","stateHhiRank":11,"stateMedianHhi":1586,"stateName":"California","totalDepositsThousands":1849590,"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":18,"concentrationClass":"highly_concentrated","countyFips":"06045","countyName":"Mendocino","depositRank":644,"hhi":2956,"hhiPercentile":53.1,"hhiRank":1458,"leadingOrganization":"Savings Bank of Mendocino County","leadingOrganizationSharePct":44.2,"leaderShareRank":1343,"organizationCount":6,"organizationDepthRank":1326,"organizationsOver5pct":4,"profileHref":"/geographies/banking/06045","stateCode":"CA","stateCountyCount":56,"stateHref":"/geographies/california","stateHhiRank":12,"stateMedianHhi":1642,"stateName":"California","totalDepositsThousands":2193142,"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."}]}